A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Aluminum used to be more valuable than gold!
84
Research indicates that plants grow healthier when they are stroked.
173
In zero gravity, a candle's flame is round and blue.
16
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5
German chemists made a replica of a trophy the size of one molecule.
68
The average temperature at 40,000 feet above sea level is -60 F.
56