Chameleons may make their famously quick costume changes by shifting the positions of light-reflecting cells in their skin, according to a new study. Most animals who change color do so by expanding, ...

Chameleons are famous for their ability to blend in, but contrary to popular belief, this isn’t why they are so colorful. Chameleons change color depending on their mood, and each color represents ...

A robot modeled on a chameleon and developed by South Korean researchers can change colors to match its surroundings. Like real chameleons, the robo-chameleon collects information from its environment ...

What a great question, Ikechukwu! It doesn’t have a simple answer, though: yes, chameleons do change color when they sleep, but we think it happens in a different way to when they’re awake. People ...

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 ...

You’ve probably heard that chameleons change color to blend into their background in order to hide. But that might not actually be true. So what do they actually use this color-changing ability for?

In nature, the ability to change color can be key to survival. Vision is a very important sense in much of the animal kingdom, and many animals have come up with unique ways to use this sense to ...