When you think of an octopus, you might be envious of its eight limbs. After all, there's a lot to be done with eight arms. But scientists are a bit more interested in something else: its skin.

Add Yahoo as a preferred source to see more of our stories on Google. When it came time to repaint the walls, a typical application simply would not suffice. Having worked as a fashion reporter, ...

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 ...