Hogfish can change their color in less than a second to blend in with their surroundings. Reinhard Dirscherl \ ullstein bild via Getty Images Like a chameleon, a hogfish can quickly change the color ...

Animals of all kinds display unique characteristics and magnificent abilities. Hummingbirds can flap their wings 80 times per ...

Scientists have created a new light-activated ink that can change color on demand. It’s made up of microbeads of different colors that rise or sink in response to different wavelengths of light so ...