Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. It’s not easy being green–or blue, or purple, or orange–at ...

Octopuses can flip from mottled rock to smooth sand in less time than it takes a human to blink, yet their eyes carry only a ...

Toyota has filed a patent application for color-changing paint, a technology that could let owners or dealerships quickly change the colors of cars. As Toyota notes in the application—which was ...