Add Yahoo as a preferred source to see more of our stories on Google. what is a swamp cooler and why is it better than an ac? Homeowners across the nation survived record heat at the end of June, the ...

According to the Department of Energy, an evaporative cooler running in low humidity can reduce the ambient temperature by 5 to 15 degrees. (Getty Images) In late May in Albuquerque, as the ...

As Seattle sweats through a summer that is giving signs of being among the hottest on record, those who have eschewed air conditioning (eh, it's only used 3 days a year!) or live in a place where air ...