A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
5
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
Pluto is smaller than Russia.
9
In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
14