EarthDon’t miss: Earth from space, asteroid workouts and nature’s giants Watch a new series charting our planet from above, read all about the biggest living things, fend off space rocks for fun, plus more picks for your diary Culture
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