Pumice is the only rock that floats on water.
14
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
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
Cold water weighs more than hot water.
93
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9