Over the next fortnight, negotiators from all over the world are meeting in Warsaw in the hope of advancing discussion on a new global climate deal.

The European Space Agency's Goce gravity mapping satellite re-enters the Earth's atmosphere, without reports of any dangers from falling debris.

A Soyuz capsule returns to Earth carrying the Sochi 2014 Olympic torch, after its first spacewalk as part of the Russian lead-up to the Games.

India's Mars mission has hit a snag after a planned engine burn failed to raise the spacecraft's orbit around Earth by the intended amount.

In a highly emotional intervention, the head of the Philippines team at talks in Warsaw will fast until progress is made.

A new "broadband" invisibility cloak which hides objects over a much wider range of frequencies has been devised by US scientists.

Disgraced former cyclist Lance Armstrong tells the BBC he will testify with "100% transparency and honesty" at any doping inquiry.

A camel tests positive for the Sars-like virus that emerged in the Middle East last year and has killed 64 people worldwide.