In 1963, the US Military created an artificial ring around Earth, similar to that of the planet Saturn. The ring was made of copper needles and was used for worldwide communications in the case that the Soviets disabled all other methods of communication.
26
The Earth sees about 760 thunderstorms every hour, scientists have calculated.
185
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
The earth is approx. 6,588,000,000,000,000,000 tons.
175
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
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