If your home doesn’t have central air conditioning, buying something to keep you cool is a nonnegotiable, at least in my opinion. Temperatures are higher than ever worldwide, according to NASA, so ...

Lets say a room is 15'x 11' and I had to choose between a 6,000 BTU AC and a 10,000 BTU AC to cool the room to 72 Fahrenheit in economy mode. Which would be a more efficient choice? My guess is the 10 ...

If you’re in the market for a premium portable air conditioner, you’ll find none better than the Whynter ARC-1230WN, which earned top marks in our larger tested review of the best portable AC units.

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 ...