SpaceCarlo Rovelli: Where does the stuff that falls into a black hole go? What happens to matter in a black hole? The question has spawned many paradoxes, and in an extract from his latest book, physics superstar Carlo Rovelli proposes an answer Culture
LifeWhy we're in for a long wait to hear from intelligent aliens Hints of bacteria on Venus are encouraging, but finding life beyond Earth is the easy part. A new analysis suggests the evolution of human-like intelligence on another planet is more improbable than we like to imagine Features