the science of beauty

Nobody is born with freckles. So why do some people get them — and how?

There's fascinating chemistry behind what you're putting on your head.

We're getting to the root cause of great hair on the latest episode of The Science of Beauty.

We're pulling back the curtain on hair loss during the latest episode of The Science of Beauty.

We’re getting to the bottom of why frizz happens — and, of course, what we can do about it. 

Conditioner often plays second fiddle to shampoo. But in truth, it's the MVP of any in-shower hair routine. 

We're busting the myths that have come to plague this highly misunderstood class of ingredients.

Plus, figure out the difference between each with tips from board-certified dermatologists. 

Well, you can… but it may lead to more stubble than other methods.

Experts share the secrets behind hydroquinone's skin-care sibling. 

Spoiler alert: It's actually not as long as you'd think.

Alcohol may seem like it has no place in a hydrating skin-care product, but dermatologists share why it's essential. 

Firmer and plumper skin, right this way.

Spoiler alert: It uses your own blood.

Dermatologists share the seemingly dynamic duos that are actually a disaster for your skin. 

Dermatologists share areas on the face and body you may be neglecting when slathering on SPF.

Dermatologists share why you need to work the trendy skin-care product into your nightly routine and their affordable pick. 

The controversial, skin-lightening ingredient isn't so scary with these dermatologists' tips.

There are several potential causes to the little granules your skin-care products sometimes create.

We asked dermatologists how much is too much, how you can tell when you've hit your limit, and what to do when that happens.