There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
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 fifteen times faster through steel than through air.
134
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
For every gallon of sea water, you get more than a quarter pound of salt.
45
Pumice is the only rock that floats on water.
14
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114