BBC News - Science & Environment Drone captures rare whale footage 2016-10-22T12:27:37.000000Z Canadian scientists use drones to capture rare whale footage in the Arctic. Schiaparelli: Mars probe 'crash site identified' 2016-10-21T17:10:14.000000Z The gouge in the ground probably made by Europe's Schiaparelli probe as it hit the surface of Mars on Wednesday has been imaged by an American satellite. UN Habitat III summit aims to shape future urban living 2016-10-21T11:32:59.000000Z UN Secretary General Ban Ki-moon tells the world's mayors they face making 'tough decisions' to ensure future generations live in a safe and sustainable urban world. Snow leopards: Numbers decline due to 'retaliation' 2016-10-21T04:22:06.000000Z Hundreds of snow leopards are being poached in retaliation for livestock losses every year across the high mountain ranges of Asia, says a new report. Giant dinosaurs 'crossed continents' 2016-10-20T17:49:42.000000Z Some of the giants of the dinosaur family may have arisen in South America and crossed over Antarctica to Australia about 100 million years ago, new fossil evidence suggests. Strange purple sea creatures found in deep ocean trenches 2016-10-20T14:40:30.000000Z Scores of spectacular and rare undersea species have been found on expeditions to some of the deepest trenches in the Pacific Ocean. Schiaparelli Mars probe's parachute 'jettisoned too early' 2016-10-20T12:22:57.000000Z Europe's Schiaparelli lander did not behave as expected as it headed down to the surface of Mars on Wednesday, data shows. How our brains become 'disembodied' 2016-10-20T09:10:38.000000Z Scientists in Italy have discovered how our brains can be tricked into feeling disembodied from our own limbs. 'Zika mosquito' eggs found near Folkestone in Kent 2016-10-19T20:30:11.000000Z The eggs of a mosquito capable of transmitting tropical diseases, including the Zika virus, are found for the first time in the UK. Stone Age people 'roasted rodents for food' - archaeologists 2016-10-19T16:04:33.000000Z Voles appear to have been roasted for food by Neolithic people living on Orkney 5,000 years ago, archaeological evidence shows.