Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Excerpted from The Universe in 100 Colors: Weird and Wondrous ...

A recent study finds that color vision evolved in animals more than 100 million years before the emergence of colorful fruits and flowers. And there has been a dramatic explosion of color signals in ...

Bold hues of red, orange, yellow, blue and purple help plants and animals communicate with their own species and others in their efforts to survive. Vivid orange dart frogs warn predators of their ...

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 ...