Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Nylon is made from coal and petroleum.
42
Iron weighs more after it rusts.
16
For every gallon of sea water, you get more than a quarter pound of salt.
45
4.5 pounds of sunlight strike the Earth each day.
27