On February 23, 2016, Boston Dynamics released video of a new version Atlas robot at Youtube.The new version of Atlas designed to operate both outdoors and inside buildings. It is specialized for mobile manipulation and is very adapt at walking over a wide range of undergrounds including snow. It is electrically powered and hydraulically actuated. It uses sensors in its body and legs to balance, and it uses LIDAR and stereo sensors in its head to avoid obstacles, assess the terrain, help with navigation and manipulate objects, even when these are being moved. This version of Atlas is about 175 cm (5 ft 9 in) tall (about a head shorter than the DRC Atlas) and weighs 180 lb (82 kg) lbs.
Video from Youtube.com