A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Pure water (H2O) does not conduct electricity on its own.
46
A cesium atom in an atomic clock beats over nine billion times a second.
43
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
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Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10
If the chemical sodium is dropped into water it will immediately and violently explode.
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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