Nearly 50% of the world's scientists are assigned to military projects.
71
Indoor pollution is 10 times more toxic than outdoor pollution.
62
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Each day, up to 150 species of life become extinct.
-23
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Sound travels fifteen times faster through steel than through air.
134
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13