A film crew captures footage of killer whales working together to create waves that wash their vulnerable prey into the water.

Sir Richard Branson has dedicated the launchpad for his space tourism venture in the New Mexico desert - with his usual eye for a photo opportunity.

More stormy weather forces another halt to efforts to pump oil off a leaking cargo ship grounded off New Zealand's coast.

Bluefin tuna boats in the Mediterranean Sea continue to catch many more fish than they report, a study concludes.

A former Devon taxi driver's body is mummified in a project to test the processes used 3,000 years ago.

A type of bacterium known to cause dental decay and skin ulcers has been linked to bowel cancer.

Fish farming could be banned in some coastal areas in a bid to protect wild fish stocks, a BBC Scotland investigation reveals.

Could technology make train tracks a thing of the past?