All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
21
Nachos were actually invented by a guy named Nacho. Happy Nacho Day!
13
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
Super Nintendo and Sega Genesis had an online multiplayer mode.
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