For the first time researchers achieve the "cloaking" of a three-dimensional object to make it invisible as viewed from any angle.

Climate change this century poses both risks and opportunities, according to the first comprehensive government assessment of its type.

The wildlife charity RSPB appeals to the public to join its annual Big Garden Birdwatch this weekend.

Professor Andrew Coates of UCL's Mullard Space Science Laboratory analyses how realistic it would be to implement calls from the US Republican presidential candidate Newt Gingrich for a permanent base on the moon.