One third of the electricity produced on earth is used to power electric light bulbs!
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Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
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Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
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Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
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The Earth's atmosphere weighs about 5.5 quadrillion tons.
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One cubic foot of gold weighs more than 1,200 pounds!
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The average temperature at 40,000 feet above sea level is -60 F.
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