The combination of "copper" and "penny" might not seem like the best formula for valuable coins, considering that you can find higher denominations in gold and silver. But finding the right copper ...

Keep your eye out for some rare coins that could be worth millions and millions of dollars.

A diver just stumbled upon a bounty of ancient coins off the coast of Italy. Cultural ministers believe the that find could point toward an unknown lost shipwreck in the region. The bronze and copper ...

As for the least valuable collectible U.S. coins, a blog on the Atlanta Gold & Coin Buyers did an analysis and came up with ...