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Archive Gallery: Diabolical Death Rays from the Pages of Popular Science
Not just for fictional villains anymore
A Bio-Hybrid Stingray Robot Powered By Rat Muscle
Light-stimulated robot glides like the real thing
New Species of Freshwater Stingray Found, X-Rayed
Biologists have just discovered two new species of freshwater stingray in the Amazon rainforest, informally christening them “pancake stingrays” for...