Using ceiling fans in winter can help cut heating costs and make you feel more comfortable. Here's what you should know about when and how to use them.

Kelvin's radiant heater is artsy and ideal for beating back winter chills safely in any room -- if you have the space.

Self-control—or the ability to manage one's impulses, emotions, and behaviors to achieve long-term goals—is what separates humans from the rest of the animal kingdom. Self-control is primarily rooted ...

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 ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Khadija Khartit is a strategy, investment, and funding expert, and an educator of fintech ...

This device from SwitchBot measures temperature, humidity, carbon dioxide levels and more to keep my home safe during the ...

Control theory is a branch of mathematics and engineering, which defines the conditions needed for a system to maintain a controlled output in the face of input variation. Classically developed for ...