You may be surprised at how frequently some of the facts you learned in school come in handy — especially if you're trying to ...

Dropping a penny from the Empire State building won't kill someone. The penny will top out at 50 miles per hour, which isn't fast enough to kill.

Aiming to educate and empower its 1.9 million followers daily, it provides explanations and facts about our world that we don’t usually go out of our way to find. Scroll down to discover them ...