EarthThe hottest place ever recorded on Earth's surface was 2370°C When a rock from space crashed to ground 38 million years ago, it briefly heated the impact zone to 2370°C, the hottest temperature ever recorded on Earth’s crust News
LifeThe ethics issue: Should we colonise other planets? As ever more potentially habitable exoplanets are discovered, it's time we asked ourselves: do we have the right to take over another world? Features