Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
One third of the electricity produced on earth is used to power electric light bulbs!
75
Scientists aren't sure what color dinosaurs were.
312
4.5 pounds of sunlight strike the Earth each day.
27
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21