Discover a fast and powerful calculus-based method for finding square roots with impressive accuracy. This explanation shows how derivatives and iterative approximation can be used to quickly zero in ...

OKLAHOMA CITY (KFOR) — The owners of OAK, an upscale outdoor shopping center across from Penn Square Mall, filed a federal lawsuit this week accusing Penn Square’s corporate owners of using illegal ...

Managing your inbox is a never-ending task, which is why we should seek to simplify it as much as possible. When emails pile up, you start overthinking what you need to do—I know I do, anyway. But if ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Car dealers rely on a deceptively simple worksheet, the four-square, to turn a straightforward purchase into a maze of numbers that can quietly boost their margins. I want to show how that same tool ...

So many productivity methods ask you to prioritize your daily tasks by considering how much time or effort they'll require, then tackling the resource-heavy ones first. For some people, that's a solid ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Ebony Howard is a certified public accountant and a QuickBooks ProAdvisor tax expert. She ...

While we may have gotten away with high-volume, high-intensity training and minimal recovery in our twenties, we lose some of that flexibility as time goes on. Gone are the days when we could down a ...

Although only 19% of consumers believe that it's a good time to buy a home, according to a recent survey by Fannie Mae, it's never too early to start building a down payment fund. Money earmarked for ...