Imagine grabbing coffee and getting a dime as change. You pocket it without thinking, maybe check your phone, and move on with your day. That same coin, sitting in your wallet right now, could be ...

Rare coins worth thousands really do slip through everyday wallets, so it pays to check your change before spending it. I ...

As with just about any asset, a coin’s value is determined by its market demand. This means that coins in short supply often see higher demand — and higher values. With coins, supplies are limited ...