From a finger bone,scientists have reconstructed the genetic world of an entire population of...
By Elizabeth Landau,CNN whether you could time travel to 2 million years ago in South Africa, you...
By Kelly Murray,CNN Editor's note: The Science Seat is a feature in which CNN Light Years sits...
By Kelly Murray,CNN Editor's note: The Science Seatis a feature in which CNN Light Years sits...
By Elizabeth Landau,CNN Humans are picky eaters, and not just because we’re the only species that...
Editor's note: Arthur Caplan is the Drs. William F and Virginia Connolly Mitty professor and...
By Kelly Murray,CNN From the darkest brown to the pastiest white and every shade in between, humans...