A cesium atom in an atomic clock beats over nine billion times a second.
43
Each day, up to 150 species of life become extinct.
-23
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65