All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
21
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
Gin is a mild diuretic which helps the body get rid of excessive fluid. Thus, it can reduce problems such as menstrual bloating.
90
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
The average sperm cell swims at 8 inches per hour.
76
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22
If your DNA was stretched out it would reach to the moon 6,000 times.
256