Autonomous mobile robots rely on sensors to navigate through their environment.

If you've ever worked while resting a laptop computer on your lap, you know that computers emit heat, and the more powerful the computer, the greater the heat produced. This is a problem because electronics really don't enjoy elevated temperatures. A hot computer is a slow computer or, worse, a computer that will cease functioning.

Three major wireless communications protocol rivals have made new moves in home automation , while energy-harvesting pioneer pursues its own path to the building market.