Add Yahoo as a preferred source to see more of our stories on Google. Paleoanthropologist Yohannes Haile-Selassie and field assistant Ali Kadir look at a hominin fossil specimen found in the Afar Rift ...

Space scientists have solved the mystery of why one of the brightest stars in the sky acts strangely. Red supergiant Betelgeuse has been found to have a newly discovered companion star, Siwarha, that ...