Researchers have identified the processes that cause gray hair and have done experiments to reverse it. And believe it or not, we've had some of these options for decades.

Hair can be so many different colors, but why do so many adults have gray hair?

Whether you’ve got a lot of hair or absolutely none, it’s one of those things all of us have thought about at some point. And we’ve ended up with some… questions.

Just like the myth that plucking one gray hair will make three sprout, stress making your hair white isn't actually a thing. Or is it?!

In which John Green examines JD Salinger's novel The Catcher in the Rye. John pulls out the old school literary criticism by examining the text itself rather than paying attention to the biographical or historical context of the novel...

Howcast - Guys are usually more prone to dandruff and other scalp conditions, which makes choosing the right shampoo even more important.

Us Samuel The Eagle lookalikes are used to people telling us "Don't shave your mono brow or it will grow back thicker". But is this even true?! Let's take a look at the evidence.

This brief video tutorial discusses the skull with focus on bones and sutures and parts associated with cranial nerves and vessels: 0:00. Intro to the skull 0.17. Bones of the skull (frontal bone, zygomatic bone, maxilla, parietal bone,...