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 ...

In early July, when temperatures were rising to the 90s, my smart thermostat, a Nest Gen-4 model, shut down completely in the worst timing possible. None of the quick fixes I had used when testing ...

HVAC technicians routinely encounter a wide variety of thermostats in homes and buildings, from the basic dial-face thermostats to cloud-based intelligent units that can learn an occupant’s schedule ...

In this troubleshooting situation, the equipment is a package unit heat pump, and the customer has called for service because although they have the thermostat set at 74° F, the temperature in the ...

Our homes today are equipped with some smart device or another, even if it's just a smart TV. But despite their seemingly intelligent features, not many of them are smart enough to foresee problems in ...

Google has announced a new feature for Nest thermostats that will notify users if it detects that your home's heating or cooling systems may be broken. It can also contact specialists in some cities.

Nest is now rolling out a 4.0.1 upgrade to its smart thermostat after last month’s faulty 4.0 firmware caused Wi-Fi and battery issues. Update 1/7/14: Nest tells me the 4.0 bugs are not responsible ...

Stop heating the wrong room.

A bug in Nest’s smart thermostats is leading many people to have their heating turned off. The Nest thermostat is an internet-connected heating controller, which watches its owners to decide when the ...

Unless you live alone, there's a good chance you've clashed with partners, roommates or family members over just how warm your home should be in the winter. It's a debate as old as the HVAC system ...