Testing goats' moods 'finds animal sanctuaries work'

An area of coastal waters around North-West France is identified as a site for a previously unknown ice-free refuge for salmon during the Ice Age.

A man escapes a saltwater crocodile that latched on to his head and tried to roll him as he swam in Australia's Northern Territory.

An idea that the Universe tries to maximise its future disorder, or entropy, seems to drive the development of a wide array of behaviours in simulations.

DNA sequenced from nearly 40 ancient skeletons has shed light on the complex prehistoric events that created the present day European population.