The housefly hums in the middle octave, key of F.
A whale's penis is called a dork.
Electricity doesn't move through a wire but through a field around the wire.
The blueprints for the Eiffel Tower covered more than 14,000 square feet of drafting paper.
Abraham Lincoln was the only U.S. president ever granted a patent.
General U.S. Grant owned slaves.
According to a British law passed in 1845, attempting to commit suicide was a capital offense. The punishment? The offense was punishable by hanging.
Acting was once considered to be evil, and the actors in the first English play to be performed in America were arrested.
In India it costs less to have sex with a prostitute than it does to buy a condom.
In Papua New Guinea there are villages within five miles of each other that speak different languages.
A fully loaded supertanker travelling at normal speed takes a least 20 minutes to stop.
In space, astronauts cant cry because there is no gravity, so the tears can't flow.
John Wilkes Booth's brother once saved the life of Abraham Lincoln's son.
Male bees will try to attract sex partners with orchid fragrance.
A chameleon's tongue is twice the length of its body.
How many cars can drive side by side on the Monumental Axis in Brazil, the world's widest road? 160.
A six-pound sea hare can lay 40,000 eggs in a single minute.
A blind chameleon still changes colors to match his environment.
19th century tooth powder often contained porcelain, smashed coral or cuttlefish bone.
On the new $100 bill the time on the clock tower of Independence Hall is 4:10.