PhysicsWhat's inside nothing? This laser will rip it up to find out Far from being empty, the vacuum of space could be brimming with mysterious virtual particles. We now have a machine powerful enough to tear it apart and see Features
VideoCatherine Heymans: The dark side of the universe We can’t explain over 95 per cent of the universe – let astrophysicist Catherine Heymans fill you in on the mystery of dark matter Video