This NASA Genius Invented the Super Soaker

Remember the childhood hours of fun spent blasting your friends with neon-tinged water cannons? You can thank a NASA scientist for that.

In 1982, Lonnie Johnson designed the Super Soaker. But that wasn’t Johnson’s only invention.

The award-winning scientist came up with everything from the Nerf gun to a thermoelectric energy converter, and now he’s got even bigger aims.

Lonnie Johnson: We salute you.