The average temperature at 40,000 feet above sea level is -60 F.
56
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Cold water weighs more than hot water.
93
Pumice is the only rock that floats on water.
14
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
If the chemical sodium is dropped into water it will immediately and violently explode.
67