LifeThere might be a planet better than Earth – right next door There should be worlds out there so balmy they make Earth look stale, and there are signs of one just four light years away. That's close enough to visit... Features
LifeContinental break-up set the stage for life in Earth's mantle The first evidence that ancient microbes colonised subsea mantle rock hints at how life might have emerged on Earth – and even other worlds 51¶¯Âþ