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Capuchins hunt and eat small vertebrates more often as plant foods wane. The behavior may help us learn more about humans' early dietary evolution.

A many-legged oddball from long ago helps fill a major gap in the fossil record -- and hints at how insects ended up with just six legs.

Artemis IV will put people on the moon's surface for the first time in 50 years. NASA research reveals the microbes that might hitch a ride.

A personalized mRNA vaccine paired with Keytruda may help keep skin cancer from returning after surgery, a large clinical trial suggests.

Hibernating mice rapidly lost and regrew half of the connections in their memory centers, while key connection hubs survived.

Children exposed to World War II sugar rationing had lower dementia and Alzheimer's risk decades later, data suggest.

Scientists often use thermal treatment to combat fatal fungal infection in frogs, but it may come at a cost.

A week-long brain mapping session can lead to lasting relief, a case series of three pain patients shows.

A fruit fly study shows motor neurons do more than relay commands: They send signals back to the brain and organize movement sequences.

Editor in Chief Nancy Shute reviews new research in static electricity and other science revelations in our September magazine issue.