6 March 2012 Updated at 06:33 ET
Robotic cheetah 'breaks speed record for legged robots'
Footage of the robot in action - courtesy Darpa
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A headless robot dubbed "Cheetah" has set a new world speed record, according to its owners.
The US Defense Advanced Research Projects Agency said the four-legged machine achieved 18mph (29km/h) on a laboratory treadmill
link-
http://www.bbc.co.uk/news/technology-17269535