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The bird behaved like a male, eventually wooing a mate and raising fledglings</description><pubDate>Fri, 21 Aug 2026 14:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/an-extremely-rare-half-male-half-female-bird-temporarily-took-up-residence-outside-of-chicago-180989377/</guid><enclosure length="396079" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/NI5VmaHdWvXutzCunpRQCms0Jq8=/420x240/filters:focal(678x455:679x456)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/ed/d2/edd2d777-fb26-4bc8-82e2-f19130ee7794/1000019009.jpg"/></item><item><title>Marine Biologists Solved a Wildlife Mystery From the Walkway of the Golden Gate Bridge: How the Harbor Porpoise Mates</title><link>https://www.smithsonianmag.com/science-nature/marine-biologists-solved-a-wildlife-mystery-from-the-walkway-of-the-golden-gate-bridge-how-the-harbor-porpoise-mates-180989163/</link><description>The dolphin-like marine mammals returned to San Francisco Bay in 2008 after a decades-long absence from the area. Scientists took the rare opportunity to closely observe their behavior, and what they uncovered might help at-risk porpoise populations</description><pubDate>Fri, 14 Aug 2026 13:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/science-nature/marine-biologists-solved-a-wildlife-mystery-from-the-walkway-of-the-golden-gate-bridge-how-the-harbor-porpoise-mates-180989163/</guid><enclosure length="2248447" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/BZADNoYaWQsC6ePEWADzv0tXVC4=/420x240/filters:focal(529x363:530x364)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/cd/e0/cde0be65-76a1-4453-a9e9-74aebe7e59c7/gettyimages-1298809492.jpg"/></item><item><title>Koalas Are at Risk of Extinction in Some Parts of Australia. Can Freezing Their Sperm and Eggs Help Save the Iconic Marsupials?</title><link>https://www.smithsonianmag.com/smart-news/koalas-are-at-risk-of-extinction-in-some-parts-of-australia-can-freezing-their-sperm-and-eggs-help-save-the-iconic-marsupials-180989147/</link><description>Scientists are preserving the animals' reproductive cells in liquid nitrogen in a bid to boost genetic diversity in future populations</description><pubDate>Mon, 20 Jul 2026 15:00:00 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/koalas-are-at-risk-of-extinction-in-some-parts-of-australia-can-freezing-their-sperm-and-eggs-help-save-the-iconic-marsupials-180989147/</guid><enclosure length="988843" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/GFxOKzcN6osfItqtfsVIYcH5QI8=/420x240/filters:focal(960x549:961x550)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/17/90/1790ef6c-fa5f-4cdc-8f80-f7ba55ea7617/uq-healthy_koala_during_survey.jpg"/></item><item><title>History Remembers Mary Boleyn as the Scandalous 'Other Boleyn Girl.' New Research Debunks the Myths Surrounding the Tudor Mistress</title><link>https://www.smithsonianmag.com/history/history-remembers-mary-boleyn-as-the-scandalous-other-boleyn-girl-new-research-debunks-the-myths-surrounding-the-tudor-mistress-180988703/</link><description>Sylvia Barbara Soberton's latest book challenges the perception of Anne Boleyn's sister as "promiscuous, intellectually incurious and unambitious"</description><pubDate>Mon, 11 May 2026 15:17:59 +0000</pubDate><guid>https://www.smithsonianmag.com/history/history-remembers-mary-boleyn-as-the-scandalous-other-boleyn-girl-new-research-debunks-the-myths-surrounding-the-tudor-mistress-180988703/</guid><enclosure length="1403651" type="image/png" url="https://th-thumbnailer.cdn-si-edu.com/B-JKJCXQhIy9_G4FliCrsnDPYCk=/420x240/filters:focal(750x500:751x501)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/59/62/5962c6e6-5029-4809-8993-cefa59ec3f51/mary-boleyn.png"/></item><item><title>Scientists Just Made the Most Complete Map of the Clitoris's Sensory Nerve Network. Here's What They Found</title><link>https://www.smithsonianmag.com/smart-news/scientists-just-made-the-most-complete-map-of-the-clitoris-sensory-nerve-network-heres-what-found-180988463/</link><description>Cultural taboos around female sexuality have hindered research on the organ. 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