Nearly 50% of the world's scientists are assigned to military projects.
71
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Pumice is the only rock that floats on water.
14
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
No matter how cold it gets, gasoline will not freeze.
107