Unlike dogs, pigs, and some other mammals, humans cannot taste water. They taste only the chemicals and impurities in the water.
95
A person can live without food for about a month, but only about a week without water.
156
After an 11 year study, cell phones were shown not to increase chances of getting cancer.
14
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
Banging your head against a wall uses 150 calories an hour.
57
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
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26