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<rss xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:podcast="https://podcastindex.org/namespace/1.0" xmlns:media="http://search.yahoo.com/mrss/" version="2.0"><channel><title>Scientific American Supplement, No. 458, October 11, 1884</title><link>https://www.spreaker.com/podcast/scientific-american-supplement-no-458-october-11-1884--7112662</link><description><![CDATA[Embark on a fascinating journey through the realms of scientific inquiry and technological advancement with "Scientific American Supplement, No. 458, October 11, 1884." This podcast showcases a rotating collection of complete audiobooks that delve into a rich tapestry of topics reflecting the spirit of discovery in the late 19th century. Each episode invites listeners to explore groundbreaking ideas, from the intricacies of cholera research to the wonders of modern locomotive engineering and the significance of archaeological sites like The Cay Monument at Uxmal. Engage with discussions on vital issues such as malaria and the temperature of the solar surface, as we uncover the transformative power of science and its impact on society. This is not a single narrative but a series of unique explorations designed to ignite curiosity and deepen understanding of the scientific world. Discover a new book with every episode and expand your appreciation for the past's contributions to our present.]]></description><atom:link href="https://www.spreaker.com/show/7112662/episodes/feed" rel="self" type="application/rss+xml"/><language>en</language><category>Books</category><copyright>Copyright Plays Genre</copyright><image><url>https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg</url><title>Scientific American Supplement, No. 458, October 11, 1884</title><link>https://www.spreaker.com/podcast/scientific-american-supplement-no-458-october-11-1884--7112662</link></image><lastBuildDate>Sat, 12 Sep 2026 09:28:46 +0000</lastBuildDate><itunes:author>Various</itunes:author><itunes:owner><itunes:name>Plays Genre</itunes:name><itunes:email>spreaker73@podcastlibrary.org</itunes:email></itunes:owner><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:subtitle>Embark on a fascinating journey through the realms of scientific inquiry and technological advancement with "Scientific American Supplement, No. 458, October 11, 1884." This podcast showcases a rotating collection of complete audiobooks that delve...</itunes:subtitle><itunes:summary><![CDATA[Embark on a fascinating journey through the realms of scientific inquiry and technological advancement with "Scientific American Supplement, No. 458, October 11, 1884." This podcast showcases a rotating collection of complete audiobooks that delve into a rich tapestry of topics reflecting the spirit of discovery in the late 19th century. Each episode invites listeners to explore groundbreaking ideas, from the intricacies of cholera research to the wonders of modern locomotive engineering and the significance of archaeological sites like The Cay Monument at Uxmal. Engage with discussions on vital issues such as malaria and the temperature of the solar surface, as we uncover the transformative power of science and its impact on society. This is not a single narrative but a series of unique explorations designed to ignite curiosity and deepen understanding of the scientific world. Discover a new book with every episode and expand your appreciation for the past's contributions to our present.]]></itunes:summary><itunes:category text="Arts"><itunes:category text="Books"/></itunes:category><itunes:category text="Science"/><itunes:category text="Science"><itunes:category text="Physics"/></itunes:category><itunes:explicit>false</itunes:explicit><podcast:guid>9691ebbe-ba6a-549a-8157-a50a0825e683</podcast:guid><itunes:type>episodic</itunes:type><item><title>Martyrs of Science, or, the Lives of Galileo, Tycho Brahe, and Kepler-David Brewster</title><link>https://www.spreaker.com/episode/martyrs-of-science-or-the-lives-of-galileo-tycho-brahe-and-kepler-david-brewster--75040078</link><description><![CDATA["Martyrs of Science, or, the Lives of Galileo, Tycho Brahe, and Kepler" by David Brewster delves into the remarkable lives and contributions of three pivotal figures in the history of astronomy. This compelling narrative explores how their groundbreaking work challenged established beliefs and faced significant opposition, highlighting the struggle between scientific inquiry and societal norms. The stories of Galileo's defiance, Tycho Brahe's meticulous observations, and Kepler's revolutionary laws of planetary motion remain relevant today as they embody the enduring quest for knowledge and truth.]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/75040078</guid><pubDate>Sat, 12 Sep 2026 09:03:35 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/75040078/martyrs_of_science_or_the_lives_of_galileo_tycho_brahe_and_kepler_david_brewster.mp3" length="151117861" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>"Martyrs of Science, or, the Lives of Galileo, Tycho Brahe, and Kepler" by David Brewster delves into the remarkable lives and contributions of three pivotal figures in the history of astronomy. This compelling narrative explores how their...</itunes:subtitle><itunes:summary><![CDATA["Martyrs of Science, or, the Lives of Galileo, Tycho Brahe, and Kepler" by David Brewster delves into the remarkable lives and contributions of three pivotal figures in the history of astronomy. This compelling narrative explores how their groundbreaking work challenged established beliefs and faced significant opposition, highlighting the struggle between scientific inquiry and societal norms. The stories of Galileo's defiance, Tycho Brahe's meticulous observations, and Kepler's revolutionary laws of planetary motion remain relevant today as they embody the enduring quest for knowledge and truth.]]></itunes:summary><itunes:duration>18871</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>American Far West Seven Mid-Nineteenth Century Views From Abroad-Various</title><link>https://www.spreaker.com/episode/american-far-west-seven-mid-nineteenth-century-views-from-abroad-various--74395087</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/74395087</guid><pubDate>Wed, 09 Sep 2026 09:00:49 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/74395087/american_far_west_seven_mid_nineteenth_century_views_from_abroad_various.mp3" length="87282537" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>10900</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Wildwood Ways-Winthrop Packard</title><link>https://www.spreaker.com/episode/wildwood-ways-winthrop-packard--74369067</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/74369067</guid><pubDate>Tue, 08 Sep 2026 09:00:58 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/74369067/wildwood_ways_winthrop_packard.mp3" length="100123607" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. 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In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>12503</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Scientific American Supplement, No. 492, June 6, 1885-Various</title><link>https://www.spreaker.com/episode/scientific-american-supplement-no-492-june-6-1885-various--74348653</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/74348653</guid><pubDate>Mon, 07 Sep 2026 09:01:00 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/74348653/scientific_american_supplement_no_492_june_6_1885_various.mp3" length="129525919" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. 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In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>16175</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Short Nonfiction Collection, Vol. 059-Various</title><link>https://www.spreaker.com/episode/short-nonfiction-collection-vol-059-various--74325774</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/74325774</guid><pubDate>Sun, 06 Sep 2026 09:00:35 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/74325774/short_nonfiction_collection_vol_059_various.mp3" length="146960513" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>18352</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>American Bee Journal. Vol. VI, No. 4, Oct 1870-Various</title><link>https://www.spreaker.com/episode/american-bee-journal-vol-vi-no-4-oct-1870-various--74304664</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/74304664</guid><pubDate>Sat, 05 Sep 2026 09:00:27 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/74304664/american_bee_journal_vol_vi_no_4_oct_1870_various.mp3" length="90701410" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>11327</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Slave Narratives: Folk History of Slavery in the United States, Vol. VI, Kansas-US Work Projects Administration</title><link>https://www.spreaker.com/episode/slave-narratives-folk-history-of-slavery-in-the-united-states-vol-vi-kansas-us-work-projects-administration--74287310</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. 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It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>1812</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Volcanoes and Vulcanology (1885-1917)-Various</title><link>https://www.spreaker.com/episode/volcanoes-and-vulcanology-1885-1917-various--74268111</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/74268111</guid><pubDate>Thu, 03 Sep 2026 09:00:30 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/74268111/volcanoes_and_vulcanology_1885_1917_various.mp3" length="75079154" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>9376</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Furthest Reaches of Space (Ed Reads Short Sci-fi, vol. VIII)-Various</title><link>https://www.spreaker.com/episode/furthest-reaches-of-space-ed-reads-short-sci-fi-vol-viii-various--74252707</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/74252707</guid><pubDate>Wed, 02 Sep 2026 09:00:37 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/74252707/furthest_reaches_of_space_ed_reads_short_sci_fi_vol_viii_various.mp3" length="206883129" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. 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In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>25834</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>American Bee Journal, Vol. XVII, No. 3 , January 19, 1881-Various</title><link>https://www.spreaker.com/episode/american-bee-journal-vol-xvii-no-3-january-19-1881-various--74237927</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/74237927</guid><pubDate>Tue, 01 Sep 2026 09:00:28 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/74237927/american_bee_journal_vol_xvii_no_3_january_19_1881_various.mp3" length="54933800" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>6860</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Man and Nature on the Broads-Arthur Henry Patterson</title><link>https://www.spreaker.com/episode/man-and-nature-on-the-broads-arthur-henry-patterson--74224551</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. 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In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>23495</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Woman and War-Olive Schreiner</title><link>https://www.spreaker.com/episode/woman-and-war-olive-schreiner--74203211</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. 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It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>3113</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Experiments in Plant Hybridisation-Gregor Mendel</title><link>https://www.spreaker.com/episode/experiments-in-plant-hybridisation-gregor-mendel--74176668</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. 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It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. 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It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>19108</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>New Physics and Its Evolution-Lucien Poincaré</title><link>https://www.spreaker.com/episode/new-physics-and-its-evolution-lucien-poincare--74124164</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. 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It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>31972</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>American Bee Journal, Vol. VI. No. 3, Sept 1870-Various</title><link>https://www.spreaker.com/episode/american-bee-journal-vol-vi-no-3-sept-1870-various--74076537</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. 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In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>11527</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Scientific American Supplement, No. 795, March 28, 1891-Various</title><link>https://www.spreaker.com/episode/scientific-american-supplement-no-795-march-28-1891-various--74054283</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. 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It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>16069</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Shadowland October, 1919-Various</title><link>https://www.spreaker.com/episode/shadowland-october-1919-various--74032054</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. 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It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>11367</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>My Inventions and Other Works-Nikola Tesla</title><link>https://www.spreaker.com/episode/my-inventions-and-other-works-nikola-tesla--74013099</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. 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It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>20652</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Into The Valley Of Death Crimea, Balaklava, The Light Brigade Russell, Tennyson And Kipling-Various</title><link>https://www.spreaker.com/episode/into-the-valley-of-death-crimea-balaklava-the-light-brigade-russell-tennyson-and-kipling-various--73990492</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73990492</guid><pubDate>Sat, 22 Aug 2026 09:01:25 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73990492/into_the_valley_of_death_crimea_balaklava_the_light_brigade_russell_tennyson_and_kipling_various.mp3" length="24861620" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>3104</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Conversations on the Plurality of Worlds-Bernard Le Bovier de Fontenelle</title><link>https://www.spreaker.com/episode/conversations-on-the-plurality-of-worlds-bernard-le-bovier-de-fontenelle--73970514</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73970514</guid><pubDate>Fri, 21 Aug 2026 09:01:40 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73970514/conversations_on_the_plurality_of_worlds_bernard_le_bovier_de_fontenelle.mp3" length="107188092" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>13385</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Easy Lessons in Einstein-Edwin E. Slosson</title><link>https://www.spreaker.com/episode/easy-lessons-in-einstein-edwin-e-slosson--73950115</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. 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In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>10355</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Atomic Bombings of Hiroshima &amp; Nagasaki-United States Army Corps of Engineers</title><link>https://www.spreaker.com/episode/atomic-bombings-of-hiroshima-nagasaki-united-states-army-corps-of-engineers--73928362</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73928362</guid><pubDate>Wed, 19 Aug 2026 09:01:54 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73928362/atomic_bombings_of_hiroshima_nagasaki_united_states_army_corps_of_engineers.mp3" length="102878797" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. 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In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>12847</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>American Bee Journal, Vol. XVII, No. 2, January 12, 1881-Various</title><link>https://www.spreaker.com/episode/american-bee-journal-vol-xvii-no-2-january-12-1881-various--73904769</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73904769</guid><pubDate>Tue, 18 Aug 2026 09:02:33 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73904769/american_bee_journal_vol_xvii_no_2_january_12_1881_various.mp3" length="55662604" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>6951</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Theory of Colours-Johann Wolfgang von Goethe</title><link>https://www.spreaker.com/episode/theory-of-colours-johann-wolfgang-von-goethe--73883298</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73883298</guid><pubDate>Mon, 17 Aug 2026 09:02:37 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73883298/theory_of_colours_johann_wolfgang_von_goethe.mp3" length="258575797" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>32290</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Fevers and Physicians in Space (Ed Reads Short Sci-fi, vol. II)-Various</title><link>https://www.spreaker.com/episode/fevers-and-physicians-in-space-ed-reads-short-sci-fi-vol-ii-various--73862531</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73862531</guid><pubDate>Sun, 16 Aug 2026 09:02:41 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73862531/fevers_and_physicians_in_space_ed_reads_short_sci_fi_vol_ii_various.mp3" length="240349143" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>30013</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>World’s Famous Orations, Vol. V Great Britain - III-William Jennings Bryan, Francis Whiting Halsey, Various</title><link>https://www.spreaker.com/episode/world-s-famous-orations-vol-v-great-britain-iii-william-jennings-bryan-francis-whiting-halsey-various--73843895</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73843895</guid><pubDate>Sat, 15 Aug 2026 09:03:37 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73843895/world_s_famous_orations_vol_v_great_britain_iii_william_jennings_bryan_francis_whiting_halsey_various.mp3" length="214899884" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>26836</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Scientific American Supplement, No. 484, April 11, 1885-Various</title><link>https://www.spreaker.com/episode/scientific-american-supplement-no-484-april-11-1885-various--73374189</link><description><![CDATA["Scientific American Supplement, No. 484, April 11, 1885" is a collection of various articles that reflect the scientific inquiries and technological advancements of its time. This compilation provides listeners with a fascinating glimpse into the intellectual pursuits of the late 19th century, showcasing how curiosity and innovation shaped society. The themes of exploration, discovery, and the quest for knowledge remain relevant today, as they inspire contemporary scientific endeavors and foster a deeper understanding of the world around us. By revisiting these historical insights, listeners can appreciate the enduring legacy of scientific thought and its impact on modern life.]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73374189</guid><pubDate>Mon, 03 Aug 2026 09:01:44 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73374189/scientific_american_supplement_no_484_april_11_1885_various.mp3" length="105634047" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>"Scientific American Supplement, No. 484, April 11, 1885" is a collection of various articles that reflect the scientific inquiries and technological advancements of its time. This compilation provides listeners with a fascinating glimpse into the...</itunes:subtitle><itunes:summary><![CDATA["Scientific American Supplement, No. 484, April 11, 1885" is a collection of various articles that reflect the scientific inquiries and technological advancements of its time. This compilation provides listeners with a fascinating glimpse into the intellectual pursuits of the late 19th century, showcasing how curiosity and innovation shaped society. The themes of exploration, discovery, and the quest for knowledge remain relevant today, as they inspire contemporary scientific endeavors and foster a deeper understanding of the world around us. By revisiting these historical insights, listeners can appreciate the enduring legacy of scientific thought and its impact on modern life.]]></itunes:summary><itunes:duration>13191</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Scientific American Supplement No 458 October 11 1884 - Various</title><link>https://www.spreaker.com/episode/scientific-american-supplement-no-458-october-11-1884-various--72568878</link><description><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/72568878</guid><pubDate>Wed, 17 Jun 2026 21:16:35 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/72568878/scientific_american_supplement_no_458_october_11_1884_various.mp3" length="160916197" type="audio/mpeg"/><itunes:author>Various</itunes:author><itunes:subtitle>The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific...</itunes:subtitle><itunes:summary><![CDATA[The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as The Temperature of the Solar Surface, Dr. Koch on the Cholera, The Cay Monument at Uxmal, and a long article on Modern Locomotive Practice, and one on Malaria. - Summary by Larry Wilson]]></itunes:summary><itunes:duration>20115</itunes:duration><itunes:keywords>american,articles,koch,mechanics,october,physics,scientific,supplement,uxmal,various</itunes:keywords><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/9761537d0d747a403d74a90658876a1b.jpg"/><itunes:episodeType>full</itunes:episodeType></item></channel></rss>
