Comment on Magnetic shape-shifting surface can move stuff without grasping it 

Magnetic shape-shifting surface can move stuff without grasping it 

When you want to move an object from one place to another, you usually grab it with your hands or a robotic arm. But what if you want to move something you cannot touch without damaging or disrupting it, like a droplet of liquid? A solution proposed by a team of scientists at the North Carolina State University is a metamaterial that can change shape in response to magnetic fields. This material had to be easily deformable to change shape, yet at the same time stiff enough to bear loads.

 

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