While it might sound like a weapon of oceanic destruction in the hands of Aquaman’s arch enemies, the new “stingraybot” from a team at ETH Zurich (the Federal Institute of Technology of Switzerland) ...

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Scientists in Switzerland have created a robot the size of a grain of sand that is controlled by magnets and can deliver drugs to a precise location in the human body, a breakthrough aimed at reducing ...

Scientists in Switzerland have built a robot as small as a grain of sand. Surgeons control it with magnets and move it through blood vessels to place medicine exactly where it is needed. Bradley J.