Pumice is the only rock that floats on water.
14
Leonardo Da Vinci made a robotic lion in 1515 that would walk, sway, open its mouth and move its tail - it even had a compartment that opened to present flowers.
22
Music is as addictive to the brain as sex and drugs.
27
The first webcam was used in 1991 by Cambridge researchers for checking the coffee pot without leaving their desks.
10
Kissing an infection-free partner is good for your teeth!
141
In Japan, gambling is illegal. However, they circumvent the law by giving out prizes instead of cash, which the winner can then sell back to the establishment for cash.
-3
Drying your hands with paper towel will reduce the bacterial count by 45 - 60% on your hands. However, using a hand dryer will increase the bacteria on your hands by up to 255% because it blows out bacteria already living in the, conveniently, warm moist environment.
26
Nokia was once famous as a manufacturer of toilet paper.
18