LifeWhy icy moons like Europa are our best bet for finding alien life Vast oceans within the moons of Jupiter and Saturn could be hidden hotspots for life. NASA astrobiologist Kevin Hand reveals his plans to find it Features
LifeBats can learn to copy sounds and it may teach us about human speech Pale spear-nosed bats can learn to alter their calls to mimic different sounds – a rare skill that could help us understand the biology of human speech and language News