Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
One barrel of petroleum holds 42 gallons.
20
Indoor pollution is 10 times more toxic than outdoor pollution.
62
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
One third of the electricity produced on earth is used to power electric light bulbs!
75