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.
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The United States has paved enough roads to circle the Earth over 150 times.
72
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
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
Ants make up 1/10 of the total world animal tissue. The total biomass of all the ants on Earth is about equal to the total biomass of all the people.
85
Earth is the only planet in our solar system that's not named after a god or goddess.
17
According to a 2011 poll, 32% of Russians believe that the Sun orbits Earth.
11