The findings have the potential to resolve the longstanding "Muddle in the Middle" of human evolution, researchers said.

A digital reconstruction of a million-year-old skull suggests humans may have diverged from our ancient ancestors 400,000 years earlier than previously thought and in Asia not Africa, a new study said ...

About a billion years after the Earth formed, the first signs of life emerged. These were just single-celled microbes, but through billions of years of evolution, scientists think that one of these ...

One important use of questioning is to facilitate student thinking about and discussion of science. Asking the right question at the right time can help a student clarify his or her thoughts, ...

The White House said drones flying over New Jersey and New York don’t pose a public threat, but lawmakers still want more answers. The suspect in CEO Brian Thompson’s death was never insured by ...