The footprints, which had been attributed to the devil, appear to have been made by four different individuals of differing ...

Researchers say they have identified a new species of ancient hominin, Homo juluensis, that could help solve another big mystery of human evolution. Their proposal is sparking debate in the scientific ...

Continent-size islands deep inside Earth's mantle could be more than a billion years old, a new study finds. Known as large low-seismic-velocity provinces (LLSVPs), these blobs are both hotter and ...