You're not alone. Sometimes called an evaporative cooler, these efficient appliances can help beat the heat in certain climates and may be a better option than air conditioning for some homes.

Huawei's indirect evaporative cooling system is typical of natural cooling solutions. It fully utilizes natural cooling effects, greatly reducing the power consumption of cooling systems. Traditional ...

The people over at Gray Wolf Survival have this amazing little air conditioning ... cooler, put a fan on top to blow the air down across the ice. This is similar, but acts more like an ...