Real-life ‘Terminator 2’ robot can melt to escape jail, then solidify on command

Scientists have created a tiny “Terminator 2”-like robot that can melt and resolidify itself on command, enabling it to easily escape from confined spaces.

To make the phase-shifting robot, scientists embedded microscopic chunks of magnetic neodymium, iron and boron into liquid gallium (a metal) and left it to solidify.

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