By the time the average person has reached the age of seventy they will have cumulatively spent about four years suffering from colds and flu. With the average person getting about 200 upper respiratory infections in their lifetime.

Even the ocean has freshwater springs, and at these springs, freshwater can be taken right off the surface of the sea. Absolutely pure water is not actually clear and transparent in colour. It is actually blue!

A jet or turbo-jet powered aircraft uses more fuel flying at 25,000 feet than 30,000 feet. The higher it flies, the thinner the atmosphere and the less atmospheric resistance it must buck.

A rhinoceros beetle can support up to 850 times its own weight on it's back. That would be the equivalent of a man carrying 76 family-sized cars around on his back.

Two of the greatest writers who ever lived, William Shakespeare and Miguel de Cervantes (who wrote Don Quixote), both died on 23rd April 1616.

Ancient Egyptian astronomers could predict the flood season of the Nile by noting when the bright star Sirius rose.

If done perfectly, any Rubik's cube combination can be solved in 17 turns.

Edison tried to invent a gun-powder powered engine for a helicopter. Upon blowing up his lab he decided to stop work on that project.

The star Sirius is 9 light-years away from the solar system.