One third of the electricity produced on earth is used to power electric light bulbs!
75
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Iron weighs more after it rusts.
16
Nearly 50% of the world's scientists are assigned to military projects.
71
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
The force of a suction cup is calculated using F=AP.
15
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51