Then you’ll be able to enjoy three. This article was originally published on mentalfloss.com as Why Does the U.S. Highway System Use Two Different Fonts?.

Most commonly used fonts can be broken into two types: serifs and san-serifs ... Each font has a different X height — literally the height of a lowercase letter x compared to a capital one ...

The monospaced Consolas font fits the bill here. It might not seem like such a big deal, and to some people, Consolas hardly looks much different from any other generic font. But when you start ...