Scientists have created a tiny robotic system that can turn from solid to liquid and back again, bringing a classic bit of sci-fi lore to life while they’re at it.
It’s been 30 years since killer liquid metal robots entered our nightmares courtesy of 1991’s Terminator 2: Judgment Day. That movie’s shape-shifting T-1000 robot could seemingly overcome any obstacle while turning parts of itself into weapons at will.
The team says it was inspired not by Hollywood, but by the humble sea cucumber, which can transition between soft and rigid body states.
“Giving robots the ability to switch between liquid and solid states endows them with more functionality,” says Chengfeng Pan, an engineer at The Chinese University of Hong Kong who led the study.
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