Nest's two smart thermostats look similar, but they're very different under the hood—and only one of them is a "learning" thermostat. Read CR's expert review for the real-world differences. The Google ...

VPPs offer ways to help support the grid while earning credits or reducing your power bills. Here's how smart thermostats work with them. Alexandra Jones is a CNET contributor who writes about food, ...

The budget-friendly Energy Star-certified Google Nest Thermostat is polished and pretty, but it isn’t a true smart thermostat, at least not like its older sibling, the Google Nest Learning Thermostat, ...

Making minor changes to your thermostat every so often won't have much impact. Instead, switch to a thermostat schedule ...