Cold water weighs more than hot water.
93
Pumice is the only rock that floats on water.
14
The average temperature at 40,000 feet above sea level is -60 F.
56
Nylon is made from coal and petroleum.
42
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
7
German chemists made a replica of a trophy the size of one molecule.
68
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17