All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
The earth is .02 degrees hotter during a full moon.
157