From Estonia to Antarctica, this once-pagan symbol has taken on many strange forms. In December 1848, an illustration showed Queen Victoria, Prince Albert, and their children admiring a Christmas tree ...

A low-cost water purification technique could help drastically reduce the incidence of waterborne disease in the developing world. The procedure, which uses seeds from the Moringa oleifera tree, can ...

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 ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Problem solving is the mental process of analyzing a situation, learning what options are available, and then choosing the alternative that will result in the desired outcome or some other selected ...

Matt Hickman is an associate editor at The Architect’s Newspaper. His writing has been featured in Curbed, Apartment Therapy, URBAN-X, and more. Having previously conquered dryer sheets, Method, San ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Charlene Rhinehart is a CPA , CFE, chair of ...

When you head out to the desert, David Strayer is the kind of man you want behind the wheel. He never texts or talks on the phone while driving. He doesn’t even approve of eating in the car. A ...