Caribbean islands will be severely affected by sea level rise of a couple of metres (red). Yellow shading shows areas that lie within 25 metres of present sea levels Much of the European coast ...

The asteroid will share Earth's orbit for about 4,000 years. It is the second discovered Trojan asteroid of Earth, sitting at Lagrangian point 4.

An asteroid that was discovered riding along in Earth's orbit is about three-quarters of a mile (1.2 km) wide and might remain as a hitchhiker with our planet for at least 4,000 more years while ...