Deep-sea crabs have a type of colour vision despite living in the 'murky depths', say scientists.

Moderate exercise, and a regular intake of oily fish fatty acids, keeps elderly immobility at bay.

The US space agency's Dawn satellite has left the giant Asteroid Vesta after 13 months of study and is now heading to the dwarf planet Ceres.

Researchers smash the record for the shortest-ever laser pulses, creating flashes of light just billionths of a billionth of a second long.

Researchers reporting at the British Science Festival show that Scottish water voles make long and perilous journeys far from home in search of mates.

A robot called Cheetah achieves a speed faster than world record holder Usain Bolt.

Tactics that use insights from behavioural sciences to change society's ways should not be regarded as a get out of jail free card by governments, says Prof Lord John Krebs.

The US space agency's Curiosity rover uses its big onboard laboratory to measure the composition of the Red Planet's atmosphere.