Romans used a plant called Silphium as contraception. They had so much sex that they drove it into extinction.
24
The last time American Green cards were actually green was 1964.
60
Early Romans used to use porcupine quills as toothpicks.
27
In 1982, a high school student from Los Angeles, California unscrambled the Rubik's Cube in 22.95 seconds.
60
No one knows how many people died during the sinking of the Titanic.
11
Cleopatra married two of her brothers.
47
Queen Elizabeth II served as a mechanic and driver in World War 2.
36
Leonardo Da Vinci predicted the mass use of solar energy as long ago as 1447.
153