The short answer is yes, they do need a hose to vent the hot air from inside, outside. If there is no hose, the unit is more ...

Beat the summer heatwave with these "super cool" air conditioner deals you can score at Walmart, Amazon, Target, Lowe's, QVC and more retailers.

I tested seven highly rated portable air conditioners on the market, and only one kept me from melting into a puddle.

Money Shopping & Deals Heatwave 'I bought a Meaco air conditioner and it's saving me from the heatwave' After researching air conditioners for ages, I'm glad I opted to buy a portable one last ...

Air conditioners place a heavy burden on the grid when the weather gets hot, but this strategy shows they can actually help—and without compromising your home's temperature.

Those acronyms on air conditioner or refrigerator labels—EER, CEER, and SEER—are calculations that represent savings on the cost of running the appliance.

The Sharp AH-SI19V3B-GC is an air conditioner that gets the job done without any fuss, which is a relief in peak summers when an unreliable AC unit can make life hell.

A portable air conditioner is a reliable and versatile way to beat the heat. We rounded up the seven best deals on portable air conditioners at Amazon right now, with savings up to 45 percent off.

Reports of mold and respiratory symptoms led to a recall of 1.7 million air conditioner units. Here's how to tell if yours is affected and what to do.