There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
One cubic foot of gold weighs more than 1,200 pounds!
78
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
Indoor pollution is 10 times more toxic than outdoor pollution.
62
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310