Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Scientists in Germany have developed a candy that doesn't cause cavities.
11
One 75-watt bulb gives more light than three 25-watt bulbs.
57
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51
The earth is approx. 6,588,000,000,000,000,000 tons.
175
If the chemical sodium is dropped into water it will immediately and violently explode.
67