Perhaps most importantly, Lucy’s discovery foreshadowed a series of fossil finds that filled in the scientific picture of her species. By 1978, enough evidence had accumulated to establish Lucy as the ...

A contest to design a sound-only magic trick could help psychologists learn about differences between visual and auditory perception.

A molecule in lizard saliva may make it easier to find certain tumors in the pancreas.

Signs of temporarily delayed tooth development in the skull of an ancient Homo species youth spark debate about the origins of humanlike growth.

The detailed structure of a misfolded protein from a diseased deer could help explain why the disease hasn’t made the leap to humans.

Transmission of Oropouche virus to the womb has been confirmed in two stillbirths and one birth with congenital anomalies that occurred in Brazil.

Muon colliders could slam the subatomic particles together in hopes of unlocking physics secrets. Giving muons a speed boost is a crucial step.

A solar wind event days before the NASA probe flyby in 1986 may have compressed the planet’s magnetosphere, making it look odder than it usually is.

Experiments show that the acoustic signature of plastic and prey is similar. That may confuse whales that use echolocation to hunt.

A star that winked out of view could be a “failed supernova,” a stellar explosion that petered out instead of fully detonating, a new study reports. If real, the failed supernova would mark the birth ...

The DESI survey reveals that active black holes in small galaxies are common. The findings may help reveal how the two cosmic bodies evolve together.

California is banning them in schools. The FDA says they’re fine. But synthetic dyes added to food to make them more colorful have a long, troubled history.