The shape of hair follicles determines whether human hair is curly or straight.
Embryonic studies can reveal the similarities between animals that seem very different.
The main difference between hair and fur is where it grows, not what it's made of.
Compared to other organs, skin may seem kind of simple and boring. But it's actually pretty complex.
For many women, growing older means growing a few whiskers.
Whiskers help our feline friends navigate their environment and sense potential dangers.
After a clean shave, does your hair grow back thicker than the time before? Find out on this Moment of Science.
Want a new ’do? Your hair follicles are formidable foes.
Have you ever heard that after people die, their fingernails, hair and teeth continue to grow? Today's program explores the truth behind this supernatural tale.
Today's A Moment of Science is about a creature who lends a whole new meaning to the phrase.