Should you set your a/c to 78 when it's hot out? Which temperature is the safest and most cost-effective? That depends on you.

Arizonans rely on air conditioner to survive the summer months, but the bills can be huge. Here's what temperature to set your thermostat to be cool.

According to the Department of Energy, if you use a ceiling fan during the summer months, you can get away with raising your ...

While they don’t technically cool the air, fans can help lower your body temperature and save on energy. Here’s how to use them effectively.