Cold water weighs more than hot water.
93
Your brain is 80% water.
525
Sound travels fifteen times faster through steel than through air.
134
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
Sound travels about 4 times faster in water than in air.
408
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Research indicates that plants grow healthier when they are stroked.
173