The results are in from the Mars rover Curiosity's first taste of Martian soil - and it looks like what geologists see on the Hawaiian islands.

Grasshoppers that live in noisy urban environments alter their mating call to tune out background noise, research finds.

Plans to build one of the world's most secure laboratories in the heart of rural America have run into difficulties

One of the world's most admired diamonds, the Archduke Joseph, is sold at auction in Geneva for more than $21m (£13m).

An outbreak of the hospital superbug MRSA has been brought to an end by UK doctors cracking the bacterium's genetic code.

Astronomers spot a planet wandering the cosmos without a host star about 100 light-years away, finding it to have a mass a few times that of Jupiter.

Tory MP Chris Heaton-Harris apologises for appearing to encourage a potential rival candidate in the Corby by-election to highlight his opposition to wind farms.

A new fossil discovery has helped quell 150 years of debate over the origin of great white sharks.