Tech Is This Robo Cat the Future of Battlefield Recon? Nimble robots like this Cheetah will help the military navigate terrain too rocky for wheels By Larry Greenemeier THIS IS A PREVIEW. Buy this digital issue or subscribe to access the full article. Already a subscriber or purchased this issue? Sign In Andrew Hetherington In the decade since the start of combat operations in Afghanistan and Iraq, the military has relied increasingly on robots. Drones and bomb-removal bots have been designed to keep troops out of harm's way. Now the U.S. Department of Defense is looking for sleeker, faster robots that can assist with a wider range of missions. The Cheetah, pictured at the right, is one of the new breeds under development. Real cheetahs, which can sprint up to about 120 kilometers per hour, are the fastest-running animals; the robot, made by Boston Dynamics in Waltham, Mass., reaches nearly 30 kilometers per hour, making it the fastest-legged robot. THIS IS A PREVIEW. Buy this digital issue or subscribe to access the full article. Already a subscriber or purchased this issue? Sign In Buy Digital Issue $5.99 Add To Cart Digital Issue + Subscription $39.99 Subscribe ADVERTISEMENT Scientific American is a trademark of Scientific American, Inc., used with permission © 2015 Scientific American, a Division of Nature America, Inc. All Rights Reserved.