15. The Super Soaker was invented by a NASA scientist
NASA scientist Lonnie Johnson made a name for himself within the organization after working on the original stealth bomber. But he was also the brains behind a household toy: the much-loved Super Soaker water pistol, which first appeared on shelves in 1990.
14. This big bang can’t be explained
Space is, by definition, basically full of the unknown. And while scientists have done a pretty good job of figuring out what’s in our immediate vicinity, there’s one sound they haven’t been able to explain. In 2009, an instrument in the atmosphere received a signal from light years away – a “booming noise six times louder than anyone had predicted,” according to NASA scientist Alan Kogut. To this day, it’s an absolute mystery.