While none of the spacecraft have cameras perfectly designed to spot comets zipping by at speeds up to about 153,000 miles per hour (246,000 kilometers per hour), astronomers didn’t want to miss what ...

The new study involved taking a fresh look at the "Altamura Man," which is an exceptionally well-preserved Neanderthal ...

The longstanding public health practice of adding fluoride to community drinking water is facing heavy scrutiny in the United States over questions about whether the benefits outweigh the potential ...

The sun’s current 11-year activity cycle has already peaked—but extreme outbursts from our star may still be in store ...

Archaeologists studied Semiyarka, dubbed The City of Seven Ravines, a settlement from 1600 BC that may have been a powerhouse ...

Scientists newly described how a parasitic ant queen infiltrates another ant species’ colony and tricks the workers into killing their mother.

Sky-gazers worldwide may get the chance to see a celestial display this week as the annual Leonid meteor shower reaches its peak.

Astronomers say they spotted signs of a giant explosion releasing from a star beyond our solar system, one powerful enough to destroy a planet’s atmosphere.

Just blocks from the Presidio of San Francisco, the national park at the base of the Golden Gate Bridge, stands a gleaming ...

Iceland’s relatively mild climate is shaped by a crucial network of currents that winds its away around the Atlantic Ocean transporting heat northward — without it, the island would be much icier and ...

Scientists have recovered RNA from a mammoth carcass preserved in permafrost for 40,000 years. The ancient molecules reveal details about the creature’s last moments.