On average, there's 100 billion neurons in the human brain.
83
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
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
By weight, Bone is five times stronger than steel.
417
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
Our brains have a negativity bias and will remember bad memories more than good ones.
15
Poor eyesight (myopia) is associated with higher IQ.
232
Babies crawl an average of 200m a day.
212