No air conditioning? You can make this low-cost swamp cooler to give you some relief this heat wave

A swamp cooler just takes a few pieces to make a low-cost, temporary "AC unit" to give you some relief in the oppressive heat.

Air conditioning 101: An area expert on how it works and how to make your AC more efficient

Air conditioning can feel like magic on a hot day. An HVAC instructor at Northern Virginia Community College explains how it works.

How to make sure your air conditioner keeps working through extreme heat

Air conditioners will be blasting this week as people look to escape the extreme heat and humidity.