Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
One human hair can support 3 ounces.
191
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
