19. The largest known prime number contains 41,024,320 digits. 20. Frogs breathe and drink through their skin. 21. A bullet ...
"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Stay sharp and learn something new every day or stock up on knowledge for the next 105 days with these ...
Stay sharp and learn something new every day or stock up on knowledge for the next 105 days with these fun facts about life, history, food, and more. Although “fun” is in the name, don’t be fooled.