Nest Labs has unveiled the Nest Learning Thermostat, billed as the world's first intelligent thermostat. The product is the first to debut from startup Nest Labs, led ...

The long-awaited fourth-generation Nest thermostat is here with a borderless screen, a fresh interface, and a home screen you can personalize.

In addition to automated programming, the Nest displays a cute little green leaf on its LCD screen when homeowners are being frugal with heating and cooling.