LifeSurprise! Having a big brain really does mean having less muscle It’s an evolutionary mystery how humans and other primates found the energy to support their large brains, but now it seems sacrificing some muscle might have helped News
HumansAncient jawbone suggests humans left Africa 50,000 years earlier We thought that Homo sapiens were confined to Africa until 120,000 years ago, but a jawbone from an Israeli cave reveals an exodus over 170,000 years ago News