Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Most dust particles in your house come from dead skin.
48
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
A cesium atom in an atomic clock beats over nine billion times a second.
43
4.5 pounds of sunlight strike the Earth each day.
27
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
A single speck of dust is half way in size between a subatomic particle and the Earth.
15