Magnetic spray transforms inanimate objects into minirobots – Science Magazine

By Joel GoldbergNov. 24, 2020 , 11:00 AM
Taking a page out of Mary Shelleys Frankenstein, scientists have engineered a spray that turns inanimate materials into mobile, insect-scale machines. The spray contains particles of iron, polyvinyl alcohol, and gluten, which combine with water to form sticky, magnetic skins, or M-skins. Thanks to the sprays magnetic properties, the scientists managed to bring to life ordinary objects such as origami paper and cotton thread, according to a paper published…

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