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Photo: Catherine Falls Commercial / Getty Images Why Your Dog Always Looks Sad When You Feel Happy
You’re probably not as good at reading your dog’s emotions as you think.
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Photo: NASA / Elen11 / Getty Images Time Flows Faster on Mars, and Scientists Finally Know Why
Not Interstellar levels of time dilation, but fun and a tiny bit eerie.
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Photo: MARK GARLICK/SCIENCE PHOTO LIBRARY / Getty Images NASA’s Perseverance Rover Found Evidence of Tropical Storms on Mars
All signs point toward a Mars that was once surprisingly habitable.
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Photo: Cabezonication / Getty Images Baby Ants Beg for Death When They’re Sick, Study Finds
It’s harsh, efficient, and strangely in character for creatures that have been perfecting survival for more than 100 million years.
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Photo: Bicho_raro / Getty Images Humans Have a Weirdly Strong Genetic Link to Golden Retrievers
Some of the genetic links feel very on-brand for goldens.
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olga_gl / Getty Images Ancient Apes May Have Invented Kissing
Scientists found that kissing might predate humans, which explains a lot about us.
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Screenshot: Gloza-Rausch et al. (2025) Global Ecology and Conservation Brown Rats Filmed Snatching Bats Out of the Air Before Eating Them
Just in time for Halloween. A bat massacre.
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Photo: kikkerdirk / Getty Images Snakes Filmed ‘Wiping’ Poison Off Frogs Before Eating Them Alive
This behavior had never been documented in snakes before.
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