The average temperature at 40,000 feet above sea level is -60 F.
56
The sun is 330,330 times larger than the earth.
75
Pumice is the only rock that floats on water.
14
According to studies, men change their minds two to three times more often than women.
72
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
Sound at the right vibration can bore holes through a solid object.
134