
It’s long been a mystery why one particular avian dinosaur was the only kind to survive mass extinction, but the recent discovery of a perfectly preserved fossilized feather, found in a cherry-sized piece of dinosaur poop, offers new clues.Also today: Why citizen scientists buried thousands of undiesHow climate change tipped the scales on a catastrophic Himalayan avalancheWhy an AI leap has left mathematicians feeling uneasyWhy scientists put teeny-tiny micro-trackers on chimney swifts
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How feasting black holes time their burps

How corals tell us climate change is supersizing El Niño

Coral archives reveal a shift in El Niño strength

Summertime and the science isn’t always easy
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