By: Johnny Cieslak
- The dots of “i’s” and “j’s” are called “tittles”.
- The swirls of patterns you see when you shut your eyes (aka “floaties”) have been named “phosphenes”.
- The indent between the nose and the upper lip is called the “philtrum”.
- The tip of a marker is actually made of a sponge-like material.
- The screen of most touch-screen devices is sensors, glass, and a very thin layer of aluminum.
Now you know!