One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
The average temperature at 40,000 feet above sea level is -60 F.
56
In zero gravity, a candle's flame is round and blue.
16
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
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
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199