
Paleontology
‘Monkeydactyl’ may be the oldest known creature with opposable thumbs
A newly discovered pterosaur that lived during the Jurassic Period could have used its flexible digits to climb trees like a monkey.
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A newly discovered pterosaur that lived during the Jurassic Period could have used its flexible digits to climb trees like a monkey.
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How does wildfire smoke move bacteria and fungi — and what harm might they do to people when they get there?
From entanglements to ingestion, two biologists are documenting the impact of single-use masks and gloves on animals around the world.
Observation and DNA analysis expose identical reef corals as distinct species with unique ecologies, suggesting much greater coral biodiversity.
Tracking bald eagle abundance and migrating whooping cranes provides a clearer picture of where wind turbines could be safely built.
Modern humanlike brains may have evolved surprisingly late, about 1.7 million years ago, a new study suggests.
DNA from ancient fossils suggests interbreeding regularly occurred between the two species by about 45,000 years ago, two studies find.
Fishes’ flashing photonic crystals may provide inspiration for ultra-miniaturized sensors that work in a living body.
A lion yawn is contagious, and when lions start yawning together, they start moving together. Synchronization may be key for group hunters like lions.
The asteroid impact fundamentally reset the nature of Earth’s tropical rainforests, decreasing diversity at first and making them permanently darker.
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