Iron weighs more after it rusts.
16
According to studies, men change their minds two to three times more often than women.
72
Out of all the senses, smell is most closely linked to memory.
146
Diamonds can be shattered with a hammer.
-104
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
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
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
For every gallon of sea water, you get more than a quarter pound of salt.
45