EarthZombieland: The vast world of hidden microbes miles beneath your feetNo matter how deep we dig, life has always found a way to survive. The remarkable story of these impossible microbes can teach us about how life evolvedFeatures
LifeReef halo riddle: What's behind the mysterious rings around coral? We long assumed that circles of bare sand around coral reefs are caused by fish nibbling away seaweed. But a 10-year investigation has found the truth is far murkier Features