The UK's wind farms generated more power than its nuclear power stations on Tuesday, the National Grid says.
A black and white image of lions resting on a rock outcrop in the Serengeti has won the 2014 Wildlife Photographer of the Year award.
The first animals to copulate were small fish that lived 385 million years ago in what is now Scotland, a study suggests.
Scientists have turned a laser into a reversible "tractor beam" that can repel or attract objects.
Investors are seeking funding from the UK government for an ambitious plan to import solar energy generated in North Africa.
Roman gladiators had a diet that was mostly vegetarian, according to an analysis of bones from a graveyard where the fighters were buried.
Bee colonies in Brisbane are waging war for months on end, according to a new study, and the victorious swarms are taking over the hives of rival species.
Tiny species found a decade ago in Indonesia caused big rethink
Researchers reveal that the same physical mechanism is behind many of nature's most dazzling shines.
DNA analysis of a 45,000-year-old human has helped scientists pinpoint when our ancestors interbred with Neanderthals.