A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
One third of the electricity produced on earth is used to power electric light bulbs!
75
The average temperature at 40,000 feet above sea level is -60 F.
56
Each day, up to 150 species of life become extinct.
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