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Robot Grasshopper Grows Wings


By Evan Ackerman

Last May, we wrote about a 7 gram robot grasshopper that is capable of jumping a distance of 1.4 meters, which is pretty huge for such a small robot. By using reduction gears and legs that act as springs, the robot is a very efficient mover, as well. We commented in that post that “the great thing about jumping is that it combines the advantages of being on the ground with one of the most important advantages of being able to fly: obstacle avoidance.” Of course, the other big advantage of being able to fly is that you can cover large distances quickly and efficiently (albeit mostly due to the aforementioned avoidance of obstacles).

Researchers at EPFL’s Laboratory of Intelligent Systems have made their robot grasshopper into a true flier by…

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