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
The average person's skin weighs twice as much as their brain.
131
Our brains have a negativity bias and will remember bad memories more than good ones.
15
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
Every human spent about half an hour as a single cell.
144
Pain occurs when sounds are above 130 db.
124
The human brain uses approximately as much energy as a 10 watt light bulb.
120
Human hair and fingernails continue to grow after death.
7