The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Most dust particles in your house are made from dead skin!
67
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11