More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
According to a 2011 poll, 32% of Russians believe that the Sun orbits Earth.
11
The United States has paved enough roads to circle the Earth over 150 times.
72
The light hitting the earth right now is 30 thousand years old.
163
If Earth's history was condensed into twenty-four hours, life would've appeared at around 4am, land plants at 10:24pm, dinosaur extinction at 11:41pm, and human history would’ve began at 11:58:43pm.
21
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