Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
The average temperature at 40,000 feet above sea level is -60 F.
56