Artemis II’s AVATAR experiment will see organs-on-a-chip travel to the moon and back, revealing how such a journey affects ...

A single subatomic particle from deep space had the same energy as a baseball pitch, and scientists still don’t know how it ...

These incredible corals form what may be one of the world’s largest reef systems—and researchers have a plan to restore it ...

A treasure trove of fossils from China shows that the Cambrian explosion may have been less explosive than scientists once ...