The sword is the first weapon from the Islamic period to be found in the Spanish city of Valencia. A rare sword nicknamed ...

Mars has had frequent planet-wide auroras in recent months, including an unprecedented trio of events in February. Experts ...

A new map of a brain network that sustains wakefulness in humans could help improve our understanding of consciousness.

Up to 50 "shooting stars" per hour may be visible in moonless skies as the Eta Aquarid meteor shower peaks Saturday and ...

Northrop Grumman Corporation has built its Manta Ray uncrewed underwater vehicle, which will operate long-duration missions ...

In recent experiments, rat brain cells filled in for lost neurons in mouse brains, raising new possibilities for growing ...