Humming air conditioners are the soundtrack to summer in the U.S., given that almost 90% of households use them for cooling. Even though air conditioning is everywhere, however, many people still have ...

They look like cold-air boxes, but window ACs hide a secret that explains why they need a window. Here's why you can't just set them on the floor.

Timothy has written about personal finance, including detailed home renovation and repair cost guides, since 2017. His work covers everything from plumbing and roofing to solar and pest control. Find ...

Have you noticed a spike in your electric bill? It could be your AC. Check out these tips for lowering your energy use while still keeping your home cool. Alexandra Jones is a CNET contributor who ...

Ginny Bartolone began writing DIY and home improvement guides nearly 10 years ago, covering everything from energy-efficient appliances to cracked foundations. Whether she's compiling cost information ...