The world, in perspective.

A Neanderthal who died 75,000 years ago may have been killed by a wooden spear deliberately aimed at the heart, revealing rare evidence of prehistoric violence. A circular hole in the shoulder blade suggests the weapon pierced the chest and caused a rapidly fatal injury. Surprisingly, the same individual had survived an earlier devastating facial injury, sug

Scientists now know that they shared many of the sophisticated abilities of Homo sapiens. So why are we the only humans left standing?