Eve announces a new Matter and Thread smart thermostat with HomeKit support, on-device controls, and no subscriptions.

Mike De Socio is a CNET contributor who writes about energy, personal finance, electric vehicles and climate change. He's also the author of the nonfiction book, "Morally Straight: How the Fight for ...

As of Jan. 2, get the Google Nest Learning Thermostat (4th Gen) for $229.99 at Amazon, down from its usual price of $279.99.

Puget Sound Energy offered additional tips for saving energy over the winter that will still keep you warm. For example, you can inexpensively lower the overall temperature inside your home by ...

To save on heating costs in winter, it's best to lower your thermostat to about 65 degrees Fahrenheit when you're sleeping at ...