The chameleon's uncanny ability to change color has long mystified people, but now the lizard's secret is out: Chameleons can rapidly change color by adjusting a layer of special cells nestled within ...

Some people are like chameleons: They can blend into any environment with ease. But are chameleons, themselves, like... chameleons? Yes, and no, scientists say. Contrary to a widely held ...

Chameleons are some of the most brilliantly colored animals on the planet. But how did they evolve the ability to change color? Scientists used to believe that chameleons changed color by spreading ...

Creatures like chameleons and cuttlefish can effortlessly change the colors and patterns of their skin to match their surroundings, but recreating that clever camouflaging trick on a robot required ...

See the full article in National Geographic magazine's September issue. Scientists have long thought that chameleons change color when skin cell pigments spread out along veinlike cell extensions. But ...