As the weather changes, smart homeowners start looking for ways to save money on their energy bills. A smart thermostat is one smart device that helps you save money on your heating and cooling bills.

“You can save as much as 10% a year on heating and cooling by simply turning your thermostat back 7°-10°F for 8 hours a day from its normal setting,” according to the U.S. Department of Energy.

Here are the best TVs I have tested, including OLEDs and mini-LEDs, from top brands such as LG, Samsung and TCL.

Here are the best computer monitors you can buy, as chosen by Engadget editors.

These are the best cameras for low-light photography, from dimly lit interiors to the starry night sky, and we anticipate huge price drops during Prime Day from July 8 to 11.

With so many smart home gadgets available, finding the best products can be tough. But we're here to help. Check out our favorite smart home devices of 2025.

We compiled the complete list of commands you can give to Amazon's Alexa on any of your Echo devices.

We bought our GE double oven 2 years ago and LCD screen get blank out of sudden, and we could not turn on the oven after that, and we called the service department, and they quoted us $800 for ...