Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Cold water weighs more than hot water.
93
Scientists in Germany have developed a candy that doesn't cause cavities.
11
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
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75