Snakes can control the blood flow in their eyelid-like spectacle scales, scientists find.

New research suggests that the rate of global emissions of CO2 may be slowing down, despite economic growth.

Nuclear scientists are being urged by the former UN weapons inspector Hans Blix to develop thorium as a new fuel.

Energy Secretary Ed Davey is unveiling proposals to allow householders to switch energy suppliers within 24 hours - but Labour says it will not help with winter fuel bills.

Syria's declared equipment for producing, mixing and filling chemical weapons has been destroyed, the international watchdog OPCW says.

Mars One will launch its first unmanned mission to the Red Planet in 2016, its co-founder says.

Japanese hunting of dolphins, smaller whales and porpoises is threatening some species with extinction, an environmental group says.

Flying robot Gimball has been designed to bounce off objects to cope with chaotic environments after a disaster