Sign up for The Media Today, CJR’s daily newsletter. The colon is one of the most versatile punctuation marks (and organs). We use it to mark time (he arrived at 3: ...

This is probably the best-known way to use a colon. You can use it to introduce a list or series, as in, “I’m excited for my classes this semester: Biology, History, English, and Algebra.” Here’s ...

Of all the punctuation marks, the semicolon is far from the most popular. It's fallen in usage since it's heyday in the 1800s. Why was it so big then, and what changed? It might be that folks today ...