The secret behind crystals that shrink when heated

Scientists at the U.S. Department of Energy's Brookhaven National Laboratory have new experimental evidence and a predictive theory that solves a long-standing materials science mystery: why certain crystalline materials ...

How to tie microscopic knots

Physicists at the University of Colorado Boulder have gone to creative lengths to earn their scouting merit badges for knot-tying.

Chameleon inspires 'smart skin' that changes color in the sun

A chameleon can alter the color of its skin so it either blends into the background to hide or stands out to defend its territory and attract a mate. The chameleon makes this trick look easy, using photonic crystals in its ...

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