Conserve energy and cut costs with one of these editor-approved models.

Add Yahoo as a preferred source to see more of our stories on Google. The lower half of the United States is sweltering under a heat dome, with nearly 85 million Americans from South Dakota to Texas ...

The most common mistake is maintaining the same temperature all day. Your heating system doesn't need to work as hard when you're sleeping or away from home. By setting specific temperature benchmarks ...

What temperature should you set your thermostat to during the New York heat wave and hot summer months? And what can you do to help keep your living space cool during the summer heat? The federal ...

It feels like an age-old debate: What’s the “right” temperature to set your thermostat at to save money but still feel comfortable? In the summer — and especially during days like the extreme heat ...

Thermostats make some of the best “smart” devices to have in your home. Imagine having total control over the temperature of your house, all without having to fiddle with the controls personally. A ...

Save $27.98 on the Honeywell Wi-Fi Smart Color Thermostat with a customizable touchscreen for modern, energy-efficient home climate control.

Save $28.46 on the Honeywell Wi-Fi Smart Color Thermostat with a customizable touchscreen for modern home energy management.

When you're trying to lower your utility bills, you might be tempted to reach for the thermostat. That's a good instinct. Setting your thermostat strategically can help reduce your heating or cooling ...

Electric HVAC systems can help you keep your home comfortable using a fraction of the energy. We spoke to experts to find out just how efficient they are. Mike De Socio is a CNET contributor who ...