The humble ZIP Code shows up in all kinds of surprising places. Planet Money looks at how it was born, how it transformed the mail and talks to one researcher who argues that it's gone too far.

One of the world’s most important contemporary Japanese print galleries lives in Cleveland. It stretches back seven decades.

Mee Sum never had a lunch rush like its last, with lines of customers and well-wishers out the door. Here's what made Mee Sum ...

What began as whispers about a few cancer cases quickly grew into widespread concern. Within a year, hundreds of people were ...

Shoppers and restaurant patrons in the U.S. were choosy about where and how to spend their money as they wrestled with high ...

Hochatown lost its ZIP code when the Army Corps of Engineers moved the town to construct Broken Bow Lake. Now, town officials ...