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

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

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

Submillimeter wavelength radio observations of the Southern Ring Nebula have identified that it's actually a double ring, ...

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

Arabica coffee plant appears to have evolved between 600,000 and 1 million years ago after two other coffee species crossbred ...

Scientists have detected a new, unusually large molecule never seen in space before. The 13-atom molecule, called ...

Prehistoric cold viruses are hard to find in the historical record, but scientists have unearthed some evidence in ancient ...

Researchers say a villa buried by the eruption in A.D. 79 corresponds with records of the Roman emperor's death in A.D. 14.

Scientists in Japan have transferred data at 100 gigabits per second in high-frequency wavelength bands over a distance of ...

Scientists have yet to reach the bottom of the Taam Ja' Blue Hole in Mexico's Chetumal Bay, which new measurements hint could ...

Captured in infrared light by the James Webb Space Telescope, the star-forming Horsehead Nebula is located 1,300 light-years ...