EarthGaia rebooted: New version of idea explains how Earth evolved for life The controversial Gaia hypothesis sees Earth as a superorganism adapted to be perfect for life. A weird type of evolution may finally show how that actually happens Features
LifeHuman or hybrid? The big debate over what a species really is Humans once mated with Neanderthals so are we hybrids? How we see ourselves and the rest of nature is changing, raising the question of whether species even exist Features