Gigantic geysers erupting in Enceladus, one of Saturn's moons, could be a sign of life
BBC World Service Online
Apathy amongst African politicians about GM technology is costing the economy.
Crowdfunded space hackers have managed to restart an old comet-chasing NASA satellite
Explosion of stars produces cosmic dust that is thought to eventually form planets
Waste water pumping following oil extraction causes earthquakes in Oklahoma