Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
A dairy cow can produce more milk when listening to music.
446
The first female self-made millionaire in America was a black woman.
4
Al Capone's armored limousine, after being seized by the feds, was later used to protect Franklin Delano Roosevelt (FDR), 32nd President of the US, after the attack on Pearl Harbor.
20
The P.S. at the end of a letter stands for Post Script.
40
Jupiter is bigger than all the other planets combined.
254