What did Bronze Age people do with all that bronze? New research revives old arguments about the nature of money

The last gasp of a "cannibal" coronal mass ejection that slammed Earth on Tuesday will bring lovely auroras to parts of the northern US and most of Canada tonight, with more northern lights displays on the way this weekend.

New methods applied in live mice suggest that molecules called neuropeptides, not neurotransmitters, play the main role in our response to danger.

Little is known about the fate of PFAS in our environment, but new research finds that bacteria in wastewater can degrade specific types of "forever chemicals."

Astronomers using the James Webb Space Telescope have found that Ariel, a moon of Uranus, has some of the most carbon dioxide-rich deposits in the solar system, hinting at a buried water ocean.

An orthopedic surgeon explains what it's like to support USA Basketball at the Olympics.