Researchers unveil octopus-inspired smart skin that hides images, changes shape, and encodes data via 4D printing.
Inspired by the shape-shifting skin of octopuses, Penn State researchers developed a smart hydrogel that can change ...
Most synthetic materials are made to do just one or two things. Once they are created, their properties rarely change. A research team at Penn State is trying to change that idea by developing a new ...
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