These homemade air-conditioner designs take the mystery out of cold-air production. Some are complicated, some are cheap and simple, some run on alternative energy, and the last one is so out there ...

Fans are an inexpensive way of cooling a room, right? Technically yes – and no. They cost less to run; however, they don’t actually cool the air – they simply move it around the room. The faster the ...

There isn't a clear superior option between window units and portable options. Choosing between the two largely depends on ...

If your new house is typical, it will probably be equipped with central air conditioning. This appliance keeps you cool in hot, humid weather — but at no small increase to your electric bill. Before ...