Unlike dogs, pigs, and some other mammals, humans cannot taste water. They taste only the chemicals and impurities in the water.
95
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
When you get blackout drunk, you don't actually forget anything; your brain wasn't "recording" in the first place.
23
If you were to roll a lung from a human body and out flat it would be the size of a tennis court.
36
Fingernails grow nearly 4 times faster than toenails!
30
One quarter of the human brain is used to control the eyes.
43
Crushed cockroaches can be applied to a stinging wound to help relieve the pain.
31