The earth is approx. 6,588,000,000,000,000,000 tons.
175
The Earth sees about 760 thunderstorms every hour, scientists have calculated.
185
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
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
There are approximately three chickens for every human on Earth.
13
The United States has paved enough roads to circle the Earth over 150 times.
72