Chameleons have built a pretty solid reputation on two commonly held beliefs: They can stealthily blend into their surroundings, and they are the ideal subjects for iconic '80s anthems. But it turns ...

Chameleons' remarkable color changes are not for camouflage but a sophisticated biological trick. Their skin cells, called iridophores, manipulate light reflection, allowing them to express emotions, ...

Chameleons are perhaps the most well-known animals that have the ability to change color, but scientists didn't know exactly how it was done until now. Unlike other creatures that disperse pigments in ...

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 ...

Imagine being able to change your colour to disappear into the background, signal your feelings, or regulate your body temperature. Sounds like science fiction, right? But in the animal kingdom, this ...

Why and how do chameleons change color? asks Frank Yenna, a student in Hewlett, NY. In their just-hanging-out colors of brown to green, scientists say, chameleons are already well camouflaged in their ...

Chameleons, famous for shifting colors to blend into their natural surroundings to avoid predators, may also be using their chromatic superpowers for a totally different reason: To win fights. This ...

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?