Bouts of bad sleep might be linked to an increased risk of heart failure, a large study suggests.

The Dane with the keys to your data

Emperor penguins' surface feathers can be colder than surrounding air, scientists have found.

Scientists studying an exceptionally well-preserved woolly rhinoceros have revealed details of Britain's environment 42,000 years ago.

Bethesda's first-person action title Dishonored takes the top prize at the 2013 Bafta video games awards, but Journey wins the most prizes.

MPs meet on Wednesday to decide whether to approve new government subsidies to burn palm oil for electricity.

One woman's online search for her doppelganger

Madonna's famous conical bra is going on show at a new Barbican exhibition to celebrate French fashion designer Jean Paul Gaultier.

The Duchess of Cambridge has spent the day touring Grimsby.

Why decisive military victories seem to be a thing of the past

Trials of a novel breath test for stomach cancer prove promising, say experts.

Average childcare costs across England, Scotland and Wales rose by £5 a week (or 6%) per child from 2011 to 2012, according to the Daycare Trust's annual survey.

The poorest 10% of car-owning households in the UK are spending more than a quarter of their disposable income on buying and running a vehicle, research suggests.

Sir Alex Ferguson is too "distraught" to face the media after his side's Champions League defeat by Real Madrid.

Venezuela's President Chavez's life in politics

England spinner Graeme Swann is ruled out of the Test series against New Zealand and will have surgery on an elbow injury.

Cristiano Ronaldo strikes as Real Madrid take advantage of Nani's red card to beat Manchester United in the Champions League.

Two men are charged over the discovery of four mortar bombs in a van in Londonderry on Sunday night.

Venezuela's President Hugo Chavez bequeaths a nation beset by crumbling infrastructure, unsustainable public spending and underperforming industry.

Uhuru Kenyatta, who faces trial at the ICC, has a large lead over rival Raila Odinga in Kenya's presidential polls, with 40% of results in.