Spring-loaded plungers use a spring and a plunger (or ball tip) to exert a precise and repeatable force. They are a better option than having engineers cobble together an assembly that uses a simple, ...

James McClenathen is a full-time Managing Editor and Personal Finance Writer at Motley Fool Money, overseeing the production and quality of editorial content while also writing about credit cards, ...

Investing in stocks means putting your money to work in publicly traded companies. By buying a stock, you get a slice of ownership and a share of its future profits. According to The Motley Fool's ...