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
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Obsessive nose picking is called Rhinotillexomania.
101
Mushrooms are more closely related to humans than they are to plants.
47
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
A human being loses an average of 40 to 100 strands of hair a day.
133
On average, there's 100 billion neurons in the human brain.
83