Minting coins isn't exactly an exact science. Even though most coins are perfect and uniform, small mistakes can result in error coins that are super valuable and ...

6. The Proof Coin Pops Finally, we have the proof coin errors. Proof coins are typically struck for collectors, and they usually have a mirror-like finish. But sometimes, these coins can have ...

These days you’d be hard-pressed to find a single item available at a store for a nickel. So you can be forgiven if you toss your 5-cent coins into a jar or car cup holder along with your unwanted ...