Do you ever find little fluffs of lint trapped in your bellybutton? What is that stuff, and where does it come from?
Learn about how chemotherapy drugs work to fight cancer.
Do you notice the hairs in the bathtub or on your comb? Relax, you should not worry!
How does hair development start, what is a hair follicle, and why does hair turn gray?
Why do we get pimples? The general covering of our bodies in hair -- what we call "fur" on other animals -- is at the root of our problem with acne.
Is shaving cream really necessary, and if so, how does it work? Learn more on this Moment of Science.
Got scars? As you've no doubt noticed, scar tissue is distinct from normal skin. It's more taut, and it's hairless. Learn more on this Moment of Science.
You probably imagine that your ears are rather passive, but they can play a surprisingly active role too. Learn more on this Moment of Science.
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.
There's a good chance that hair patterns are determined by our genes.