Pumice is the only rock that floats on water.
14
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
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
Sound travels about 4 times faster in water than in air.
408
Liquid TIDE laundry detergent glows under a blacklight.
96
Your brain is 80% water.
525
A cesium atom in an atomic clock beats over nine billion times a second.
43