Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
One barrel of petroleum holds 42 gallons.
20
German chemists made a replica of a trophy the size of one molecule.
68
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
4.5 pounds of sunlight strike the Earth each day.
27
Cold water weighs more than hot water.
93