NASA's 6-Foot Valkyrie Humanoid Robot Will Rescue You From Buildings

And it could be sent to explore the surface of Mars.

Remember Atlas, the amazing and slightly spine-chilling android that Boston Dynamics has entered into DARPA's Robotics Challenge as a kind of future super-soldier? He's got competition. Bigger competition, from a much friendlier source: NASA. Meet "R5" Valkyrie, the 6-foot-2 inch-tall humanoid robot that could one day drag you from a burning building and may even take the first stroll on Martian soil.

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