If you’re lifting a tiny, delicate object, you likely don’t want to exert too much pinching pressure on it, nor do you want to leave it covered in sticky residue. That’s why scientists at Germany’s Kiel University have developed an adhesive material that not only doesn’t leave residue, but that can also be remotely “turned on and off” via ultraviolet light.
.. Continue Reading Switchable adhesive has a light touch
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