A stunning image of a spiral shell of cosmic dust and gas around a red giant star was captured by astronomers using the world's highest terrestrial telescope.
Scientists say there has been a freak event in Greenland this month: Nearly every part of the massive ice sheet that blankets the island suddenly started melting.
Emperor penguins, lots and lots of them – and now we know just how many. Antarctica contains more than half a million – nearly double the number previously thought, a satellite survey has revealed. In the first comprehensive census of a species taken from space, high-resolution photos of 44 colonies around the Antarctic continent showed there were 595,000 birds – the previous estimate was 350,000.
'Black-hole' resorts where mobiles are banned and the internet is anathema are set to be huge this year