Gigantic geysers erupting in Enceladus, one of Saturn's moons, could be a sign of life
Child psychiatrist Sir Michael Rutter influenced understanding of autism and behaviour
The new device that lets mobile phones get connected when there is no connectivity
Why do we go on long walks? Mike Williams finds out
Apathy amongst African politicians about GM technology is costing the economy.
What is making this year’s predicted El Nino so hard to forecast?
Amnesty International's online tool to help validate videos showing human rights abuses
Why has the moon fascinated humans from every culture and for all time?
Crowdfunded space hackers have managed to restart an old comet-chasing NASA satellite
Adam Hart on how insect and cell structure research is helping develop swarming robots