Discover the history and significance of greenbacks, the U.S. paper dollars printed during the Civil War, known for their ...

Discover the history, uses, and significance of paper money in the global economy. Learn how it's regulated and its role as ...

As inflation reshapes global currency systems, the United States may be overdue not only to retire the penny, but also to ...

Most Americans wouldn’t recognize some of the earliest U.S. currency that the country’s citizens used (or, in many cases, avoided because it was considered worthless paper). Here’s a selection from ...

Pull any bill out of your wallet. See the dark green numbers on the top-left and top-right corners? Those are serial numbers, and some are more rare than others. If you happen to have paper money with ...