Microsoft co-founder Paul Allen announces plans to develop a commercial spaceship to launch rockets and carry cargo into space.

Astronomers confirm the existence of an Earth-like world orbiting a star like our Sun in its "habitable zone" - at a balmy 22C.

Norway's PM hails 100 years since Roald Amundsen led the first expedition to reach the south pole, unveiling an ice sculpture on the spot.

MIT scientists unveil a camera capable of taking pictures at a rate of one trillion frames per second, which can track pulses of light.

Google has photographed the aftermath of the Japanese tsunami, allowing users to compare towns before and after the disaster in March.

A badger cull will be tried out in England next year to try and combat the spread of bovine TB, MPs have been told.

Years of astronomical observations show an enormous gas cloud spiralling in toward the supermassive black hole at our galaxy's centre.

US space agency Nasa is building a harpoon designed to recover material from comets to avoid the risks involved with landing on them.