Shopping for a new HVAC system involves more than price. Learn how to choose the right unit and vet contractors.

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 the U.S. moves toward electrification, heat pumps are becoming more popular. Thanks to generous tax credits and rebates being offered by utilities, as well as state and federal governments, sales ...

HVAC costs have been surging recently, but some homeowners are paying far more than necessary for their systems.