You see your nose at all times, your brain just chooses to ignore it.
30
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
Within three days of death, the enzymes that once digested your food begin to eat you.
22
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
The human brain doesn't stop developing until about 25 years old.
102