The population of the Earth has more than doubled since 1950.
151
It would take more than 150 years to drive a car to the sun.
569
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
It takes eight and a half minutes for light to get from the sun to earth.
159