It's impossible for hair to completely change color overnight. Learn more on this Moment of Science.
Researchers found that if they bombard fossils with a special type of intense x-ray, they can find the pigment's location.
Did you ever wonder why newborn babies have blue eyes? Or how human beings get the various eye colors we have?
Split ends are a common enough hair complaint, but do you know what precisely is splitting, and how, and why? In order to answer these questions and more, a quick hair anatomy lesson. Learn more on this Moment of Science.
Can spending enough time under a very bright moon get you tan?
We all thought we knew why chameleons change color, but most of us were probably wrong. Chameleons on today’s Moment of Science.
Why do some creatures have spots and stripes, while others don't?