You can type a degree symbol with your keyboard using key combinations on a computer or numerical keyboard menus on a phone ...

The em dash keyboard shortcut differs depending on if you're using a Mac or PC, but in both cases, it only takes a few taps.

Anyone who's had to learn math or physics in school may have encountered pi at one point. More popularly known and written out in its Greek lowercase letter counterpart, π, it's essentially the ratio ...