Most of us flip the switch on our ceiling fans without a second thought. It spins, it cools, it does the job. Simple enough, right? Yet here's the thing: that simple ceiling fixture hanging above your ...

Add Yahoo as a preferred source to see more of our stories on Google. Ceiling fans can help cool a home in the summer, but their usefulness continues into the winter months with the proper setting.

Counterclockwise or clockwise? The answer changes with the seasons, and getting it wrong wastes serious energy.