The human brain has the capacity to store everything that you experience.
4k
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
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
Your fingernails grow faster in summer.
744
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118