The Wisconsin state quarter features a cow, cheese, and an ear of corn. One version of this quarter gives the corn an extra leaf low on the ear. This may have happened when a tool was pushed into the ...

A manufacturing error on the 1999 Georgia state quarter has increased the coin’s value, and some collectors are paying as much as $10,000 for the affected 25-cent pieces.

State quarters may seem like ordinary pocket change, but certain rare varieties, minting errors, and top-grade examples have become sought-after collectibles with strong investment potential. While ...

Once known as the “Hobby of the Kings,” coin collecting is a global pastime open to anyone with an appetite for accumulation.