Can someone help me figure this out? :/ The air conditioning in our place is broken. It's really hot outside. We've got a 5 foot tall rotating fan and a ceiling fan in the living room. We've closed the drapes to keep the sun out. Now, is it wiser to leave the front and/or the back door open or should they be closed? Keeping in mind, we're trying to keep the house cool. If you can answer this, with proof and anything that can help illustrate your answer, it would be much appreciated. I have a ...