EnOcean’s self-powering sensors — found inside these switches — can now communicate via TCP/IP, eliminating the need for pesky wires. Photo courtesy of EnOcean

Humans are inherently inefficient creatures. We leave lights on needlessly, keep the home thermostat cranked up with the windows open, forget to turn off our televisions when we leave the house.

And despite the advances in computing power over the past few decades, our buildings aren