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
EarthThe tides are getting stronger thanks to the shifting continents The ocean tides are the strongest they have been for millions of years, and they will get stronger for several million years to come – because of the position of the continents News