Subordinate members of meerkat troops are the best problem-solvers, say scientists who set the sociable creatures tasks to test their intelligence.

Traces of ancient viruses which infected our ancestors millions of years ago are more widespread in us than previously thought.

Previously unknown populations of Scottish wildcats are living in the Cairngorms National Park, conservationists discover.

Consultation is under way on plans to protect key marine habitats around Wales, but the proposals have brought criticism from some fishermen.

Europe's Cryosat spacecraft is now watching the ebb and flow of Arctic sea ice with high precision, report scientists.

Details emerge of the plan by billionaire entrepreneurs to mine asteroids for their resources.

The Cassini probe in orbit around Saturn captures evidence of km-sized balls of ice plunging through one of the planet's main rings - its F-ring

Three-dimensional images of tissue samples could help spot cancer early, say researchers.