Your running speed partly comes down to factors you can't control, like genetics, and partly relies on your training. Usain ...

Hammer-headed bats are named after the males' oversized boxy heads, which evolved to amplify and project the honking sounds ...

The research combined radiocarbon dating with measurements of atmospheric radiocarbon from tree rings to build a chronology ...

The Maud Rise polynya has been sporadically opening up in Antarctica's ice since at least the 1970s. Now climatologists ...

In the Long Beach outbreak, 14 people with active TB had been identified as of April 29. The cases have been tied to a single ...

The languages of the earliest Americans evolved in 4 waves, according to one expert.

Infections can trigger pregnancy complications, and now, new miniature versions of the placenta are helping show why.

Cats are masters of contortion — and the laws of physics — which helps them stick the landing more times than not.

China's launched its Chang'e 6 sample-return mission, which will haul dirt and rocks home from the mysterious lunar far side.

Egyptologists have discovered the remains of a "rest house" in the northern Sinai desert. The structure may have temporarily housed ancient Egyptian forces, and possibly even royalty, during the reign ...