Billions of neutrinos pass unnoticed through your body every second.
6
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Diamonds can be shattered with a hammer.
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