You see your nose at all times, your brain just chooses to ignore it.
30
In one day, adult lungs move about 10,000 litres of air.
11
In 1996, research found that having excessive body hair is linked to higher intelligence.
23
The average sperm cell swims at 8 inches per hour.
76
Within three days of death, the enzymes that once digested your food begin to eat you.
22
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
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 adult human brain weighs about 3 pounds (1,300-1,400 g).
99