Download an MP3 audio interview with the author here, or sign up for Slate’s free daily podcast on iTunes. At the other end of the scale, estimates of the number of words that an average person uses ...

Join Janice Petersen to understand stress patterns and hear the difference between numbers ending in -teen or -ty. These minipods are a fun and simple way to improve your pronunciation. Learning ...

Figuring out how many words there are in the English language is complicated for a number of reasons. Let’s start with its roots. What about persona non grata, “an unacceptable or unwanted person,” ...