There are more guns than people in the United States.
The probability of two whole fingerprints matching is around 1 in 64 billion.
We collectively spend over 3 billion hours a week playing online games.
In 1981, the first commercial GPS receiver weighed 50 pounds and cost over US$100,000.
Once a dog hits the age of 10, its chance of dying from cancer is 50%.
Since 1940, about 85% of those who have attempted to break the water speed record have died in the attempt.
Squirrels will adopt other squirrels babies if they are abandoned.
The sun is the most perfectly round natural object known in the universe.
No M1 Abrams tank has ever been destroyed by an enemy tank.
Cacti are native to the Americas.