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Mighty tiny: At 15mm long, the RoBeetle is the smallest and lightest crawling microrobot there is. It doesn’t require batteries and weighs in at just 88mg, but can carry more than twice its own weight. Photo: ASML
METHANOL

Beyond batteries: Beetle bots

A tiny robot is vaping methanol to power up its artificial muscles and punch above its weight

  • Issam Ahmed
3 min read