Add Yahoo as a preferred source to see more of our stories on Google. Hand holds a phone with the Nest app next to a Nest thermostat on a screen indicating HVAC running time - oasisamuel/Shutterstock ...

A stretched polar vortex and plunging cold temperatures have heaters and furnaces working overtime this winter, causing many to question when to use the emergency heat or what 'aux heat' means when it ...

Tyler has worked on, lived with and tested all types of smart home and security technology for over a dozen years, explaining the latest features, privacy tricks, and top recommendations. With degrees ...

December's freezing temperatures may have you wondering about what the best temperature setting is to keep warm in winter — and save money. Here's what to know about recommended heat settings, ...