Did you ever hear that blood is actually blue inside your body, but turns red instantly on contact with air? Learn more on this Moment of Science.
Compared to other organs, skin may seem kind of simple and boring. But it's actually pretty complex.
Though hooch makes you feel warmer, alcohol causes your body temperature to drop and can put you at risk of hypothermia.
Lips are made of very sensitive tissue and, because we use our mouths constantly, are over-exposed to harsh environmental factors.
Get tough on acne and fight bacteria with bacteria.
Chameleons are nature's mood ring; their color reflects how they're feeling.
Your schnoz may hold senior status in olfactory matters, but other parts of your body, like skin cells, can make scents of things on their own.
Are indoor allergies getting you down? The cause may gross you out!
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.
Ever wonder why our freckles seem to multiply with the advent of warmer weather and longer days?