Hot weather is a major threat to health, and this summer is on track to be even hotter than usual. Air conditioning is a lifesaver in these conditions, but a much older technology could protect your ...

Dear Jim: On mild evenings, I open windows to get some fresh, cool air into my house. Would using a whole-house fan draw fresh air in quicker? Do these fans cost less to operate than my central air ...

Dear Jim: My mortgage payment just shot up and I need to lower expenses. I was wondering if installing and using a whole-house fan, instead of the air-conditioner as much, would save much on my ...