Einstein allegedly called compound interest the eighth wonder of the world. Benjamin Franklin defined it more poetically: “Money makes money. And the money that money makes, makes money.” Here’s ...

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.

Allowing your money to grow over time is one of the best ways to build wealth. It's possible to reach $1 million by steadily investing a portion of your income. Most experts recommend saving 15% of ...