Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
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
The United States has paved enough roads to circle the Earth over 150 times.
72
In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
The light hitting the earth right now is 30 thousand years old.
163
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
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