0.999… (with 9s repeating forever) is strictly less than 1.
The average person swallows eight spiders per year while sleeping.
Lightning never strikes the same place twice.
Cracking your knuckles regularly causes arthritis later in life.
Bulls charge because they are enraged by the color red.
The Great Wall of China is the only man-made object visible from space with the naked eye.
Napoleon Bonaparte stood shorter than the average Frenchman of his era.
Hair and fingernails continue to grow for days after a person dies.
You must wait at least 30 minutes after eating before swimming or you will suffer dangerous cramps.
The phrase “rule of thumb” originated from an old English law that allowed a man to beat his wife with a stick no thicker than his thumb.