Most people slide $20 bills into an ATM without a second glance, but a tiny symbol on the serial number can quietly turn an ...

I’m not a collector. But Chris Naughton — a building manager in San Antonio — recently showed me a hobby I’m in danger of starting. It’s right up my alley. Naughton caught my attention by telling me ...

Although most of your paper money won’t be worth more than what it says, there’s a chance it might — even if it’s not decades old — based on the serial number. To find the value, or find out if your ...

While collecting coins is much more popular than paper currency due to coins’ long history and extreme rarity, there is still hidden value in everyday U.S. dollar bills. In fact, a single mark on your ...

You've probably handled thousands of dollar bills in your life without giving them more than a passing glance. Here's the ...