Most people never think twice about the change jingling in their pocket. Yet tucked inside ordinary coin rolls and forgotten jars on kitchen counters, some of the most extraordinary accidents in ...

That’s a lot of coin. A Lincoln wheat penny minted in 1955 sold this month for $2,050 on eBay because it contains a rare feature known as a “double die error ...

Some of the rarest and most valuable coins in U.S. history owe their worth to minting errors that slipped through unnoticed. Coins like the 1943 Copper Penny, struck in copper instead of wartime steel ...