Compound interest is how your money makes money -- and it can make you rich.

One of the upsides to keeping your money in a bank account is the chance to earn compound interest — you earn interest on both the funds you deposit in an account and on the interest that money earns.

Compound interest can help turbocharge your savings and investments, or it can quickly lead to an unruly balance, keeping you stuck in a cycle of debt. Its magic can help you earn more — or owe more.

Editor's Note: APYs listed in this article are up-to-date as of the time of publication. They may fluctuate (up or down) as the Fed rate changes. Select will update as changes are made public. Some ...

The media may hype up passive income, but buying and holding appreciating assets is the better move over the long haul.

Compound interest is the interest earned on money that has already earned interest. Compound interest helps your money grow faster, with no additional investment on your part. Many or all of the ...