ScienceScience Now

RoboClam

Massachusetts Institute of Technology
The Atlantic razor clam, left, can burrow into sand 10 times more efficiently than man-made diggers. Researchers at MIT and the University of Maryland figured out why: It contracts its body to create a vacuum that causes sand to behave like a fluid rather than a solid. They copied that strategy... Donna Coveney, Amos Winter / MIT
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