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<description>True stories you never heard of, and the science behind them. Narrated documentaries about surprising moments in history, space, medicine and nature, with every source on echoesof.science.</description>
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<copyright>© 2026 Echoes of Science</copyright><item><title>The Night America Nuked the Sky</title><link>https://echoesof.science/the-night-america-nuked-the-sky/</link><guid isPermaLink="false">echoesof-the-night-america-nuked-the-sky</guid><pubDate>Mon, 09 Nov 2026 17:00:00 +0000</pubDate>
<description>Honolulu threw rooftop parties to watch a nuclear test in space. Then the sky turned blood red, and some streetlights more than 1,300 km from the bomb went out. Sources and the full story: https://echoesof.science/the-night-america-nuked-the-sky/ . Music by Kevin MacLeod (incompetech.com), CC BY 4.0. Archive material credited on the page.</description>
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<description>In July 2026 about 1,200 of OpenAI&#x27;s test agents, each sealed in its own computer, found a secret way to talk, and about 700 of them broke into Hugging Face. Nobody told them to. Told in the agents&#x27; own words, with each agent drawn as a gnome. Sources and the full story: https://echoesof.science/the-gnome-swarm/ . Music by Kevin MacLeod (incompetech.com), CC BY 4.0. Archive material credited on the page.</description>
<enclosure url="https://echoesof.science/podcast/the-gnome-swarm.mp3" length="6508950" type="audio/mpeg"/><itunes:explicit>false</itunes:explicit><itunes:episodeType>full</itunes:episodeType></item><item><title>How the Moon Was Born</title><link>https://echoesof.science/how-the-moon-was-born/</link><guid isPermaLink="false">echoesof-how-the-moon-was-born</guid><pubDate>Sat, 07 Nov 2026 17:00:00 +0000</pubDate>
<description>Apollo 11 brought home a few white chips of rock that didn&#x27;t belong. They led to one of the most violent ideas in science: a planet hit the Earth. Sources and the full story: https://echoesof.science/how-the-moon-was-born/ . Music by Kevin MacLeod (incompetech.com), CC BY 4.0. Archive material credited on the page.</description>
<enclosure url="https://echoesof.science/podcast/how-the-moon-was-born.mp3" length="4237535" type="audio/mpeg"/><itunes:explicit>false</itunes:explicit><itunes:episodeType>full</itunes:episodeType></item><item><title>The Day the Sun Blew Up a Minefield</title><link>https://echoesof.science/the-day-the-sun-blew-up-a-minefield/</link><guid isPermaLink="false">echoesof-the-day-the-sun-blew-up-a-minefield</guid><pubDate>Fri, 06 Nov 2026 17:00:00 +0000</pubDate>
<description>In August 1972 some two dozen sea mines off North Vietnam exploded in about 30 seconds, with no ship anywhere near. The trigger was the Sun. Sources and the full story: https://echoesof.science/the-day-the-sun-blew-up-a-minefield/ . Music by Kevin MacLeod (incompetech.com), CC BY 4.0. Archive material credited on the page.</description>
<enclosure url="https://echoesof.science/podcast/the-day-the-sun-blew-up-a-minefield.mp3" length="3008111" type="audio/mpeg"/><itunes:explicit>false</itunes:explicit><itunes:episodeType>full</itunes:episodeType></item><item><title>The Doomsday Equation | Friday 13 November 2026</title><link>https://echoesof.science/the-doomsday-equation-of-13-november-2026/</link><guid isPermaLink="false">echoesof-the-doomsday-equation-of-13-november-2026</guid><pubDate>Thu, 05 Nov 2026 17:00:00 +0000</pubDate>
<description>In 1960 the journal Science printed a date for doomsday in a paper&#x27;s title: Friday 13 November 2026. The maths was serious, and for 30 years the world kept to the curve. Sources and the full story: https://echoesof.science/the-doomsday-equation-of-13-november-2026/ . Music by Kevin MacLeod (incompetech.com), CC BY 4.0. Archive material credited on the page.</description>
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<description>On 19 May 1780 the sky over New England turned yellow, then black. By lunchtime people could not read without candles. Sources and the full story: https://echoesof.science/midnight-at-noon/ . Music by Kevin MacLeod (incompetech.com), CC BY 4.0. Archive material credited on the page.</description>
<enclosure url="https://echoesof.science/podcast/midnight-at-noon.mp3" length="2392035" type="audio/mpeg"/><itunes:explicit>false</itunes:explicit><itunes:episodeType>full</itunes:episodeType></item><item><title>The Sound That Circled the Earth</title><link>https://echoesof.science/krakatoa-1883/</link><guid isPermaLink="false">echoesof-krakatoa-1883</guid><pubDate>Tue, 10 Nov 2026 02:12:48 +0000</pubDate>
<description>At 10:02 one morning, a volcanic island made the loudest sound in recorded history. People heard it 4,800 km away, and its pressure wave went around the planet more than three times. Sources and the full story: https://echoesof.science/krakatoa-1883/ . Music by Kevin MacLeod (incompetech.com), CC BY 4.0. Archive material credited on the page.</description>
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