You might be sitting on a coin collection that's quietly losing potential worth while you read this. The 50-State Quarter ...

You might think a quarter is just 25 cents. Most of the time, that's exactly right. Yet hiding in circulation, in your change ...

The 1999 penny error varieties remain some of the most exciting finds for collectors hunting through pocket change today.

Coin enthusiasts will recall the much-ballyhooed rollout of a series of state quarters produced by the U.S. Mint during a 10-year period early this century, back when consumers were still inclined to ...