While heating and cooling setups can vary a lot, most US homes rely on some sort of heating, ventilating and air conditioning system (HVAC) to help keep indoor temperatures in check. Your thermostat ...

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 ...

Smart thermostats look pretty, but that's far from all they do. If you're thinking about switching to a smart thermostat that includes an app and other tech, you deserve to know what the big ...