When fish suddenly change color, little photoreceptors embedded deep within their skin keep watch to ensure the color is just right, according to new research. For the first time, scientists have ...

Learn why octopuses change color, how fast they can blend into their surroundings, and how the creatures can change into colors they can’t even see.

Bands of yellow and orange aspen trees ripple across the slopes, flickering against the dark green of conifer forests. The display is dazzling, but leaves don’t change color just for decoration. The ...