Cockroaches raised in space become quicker, stronger, faster, and tougher than cockroaches on Earth.
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
A third of all Russians believe the Sun revolves around the Earth.
359 years after the Catholic Church forced Galileo Galilei to recant his theory that the Earth moves around the Sun, it declared he was right in 1992.
Nearly all of the gold on Earth came from meteorites that bombarded the planet over 200 million years after it formed.
Gold has been discovered on every continent on earth.
There is enough gold in Earth's core to coat its entire surface to a depth of 1.5 feet.
There are no 24 hours in a day. It has 23 hours, 56 minutes and 4 seconds, the time it takes the earth to rotate on its axis.
There are more living organisms in a teaspoonful of soil than there are people on earth.
There are about 7500,000,000,000,000,000 grains of sand on Earth.