The coin-ratings systems collectors have been using for decades suddenly have some serious competition, which is great news for collectors

The U.S. Mint mistakenly made some 1965 dimes out of silver. If you find one in your pocket or coin jar, it’s worth a lot. Here’s how to tell.

Knowing the lingo of coin collecting can elevate you from swindler’s mark to someone who literally knows what he’s talking about.

These coin and currency collectibles will be treasured for generations, and many are very affordable.

A master coin dealer tells how you can look at any coin and unlock its secrets. You need this to be a smart coin collector.

If you collect coins, you’ll surely hear these common falsehoods about them. Save yourself hassle—and money—by knowing the truth about coins.

You want your coins to be both accessible and well-protected from theft and natural disasters. Here’s what to do—and not do.

These coin collecting clubs are fantastic resources offering knowledge, contacts and access to rare and collectible coins.

Surprisingly, coin collectors often make better profits than coin investors. Here’s why—and how to combine the best of coin collecting and investing.

In most cases, cleaning collectible coins does not make them more valuable—it actually makes them worth less.

The US Mint made a little mistake in 1943—creating pennies that today are worth big money.

Just because a coin is old doesn’t mean it’s valuable, while some newer coins sell at high prices. Here, three key factors that determine a coin’s value.