It's likely you've already chewed and swallowed some tasty morsel today. But when did that ability emerge? New evidence points to at least the middle Jurassic, back when dinosaurs still reigned.
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New research looks at the surprising similarities in the gut microbiomes of hunter-gathers in Tanzania and horticulturalists in Bolivia, and asks: What role do these bacteria play in human health?
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The MacArthur Foundation has just announced its latest batch of 20 fellows. Among the recipients of the $800,000 "no-strings-attached" fellowships are researchers who were recognized for their work at the intersection of science and justice.
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Stories of science funding being cut, labs shutting down and scientists losing jobs have flooded the media under Trump's administration. These six graphics show how those changes have affected U.S. biomedical research.
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Scientists have found a species they've named the fire amoeba, which is capable of reproducing at 145°F and continuing to move up to temperatures of 147°F — a record for complex eukaryotic life.
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A new study on ancient human remains finds evidence for the habitual use of betel nuts, dating back to the Ice Age. The finding offers some of the oldest archaeological evidence of psychoactive drug use, and potential insights into how use of betel nuts, now popular for their stimulant effects, evolved.
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Neuroscientists have made a major advance in modeling the human brain in mice, offering a new way to study conditions like cerebral palsy. Ethicists ask if it changes how these mice should be treated.
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Antarctic krill serve as a crucial food source for penguins, seals, and whales. They recycle nutrients used by algae. Now researchers say they've found krill in a surprising place: hydrothermal vents.
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An extremely well preserved fossil feather could reveal why some birds survived the dinosaur-killing asteroid, and others did not.


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Research published in the journal Science illuminates a "missing piece" in the biological understanding of profound autism and offers new targets for drug development.
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