Not all old coins or dollar bills are unique, but some could be worth thousands of dollars. And if you do have old currency lying around, it doesn’t hurt to check and see what it’s worth.

A measure has been introduced to allow for the creation of a $250 note for the nation's semiquincentennial which would bear ...

If you have a $2 bill burning a hole in your pocket, think twice before spending it at some store. The bill itself might be worth a lot more than two dollars — enough to build some serious wealth.

Rates are very similar across all terms, though 52-week T-bills currently have the lowest yields. If you want to get your money back in under three months, T-bills may be the better choice.