Robots have got pretty good at picking up objects. But give them something shiny or clear, and the poor droids will likely lose their grip. Not ideal if you want a kitchen robot that can slice you a ...

While this system works well enough on relatively dull opaque objects, it has problems with transparent items that much of the light passes through, or shiny objects that scatter the reflected light.

Although we've seen color-changing coatings before, they generally just switch between two solid colors. MIT scientists have developed a new system, however, that allows coated objects to take on ...

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