To counteract data loss, Main.net's cofounder and head scientist, Schaike Zalitsky , built on techniques used to beam cell phone calls through the noisy air.

FORBES: Technology

Ram's heavy duty 2500 and 3500 models come with a rear-facing camera built into the center-mounted brake light behind the cab that can beam images of a trailer or the cargo in the bed into the truck's dashboard screen.

WSJ: Pickup-Truck Drivers Still Work Hard, but in Comfort

This lets a built-in microprocessor adjust the brightness and the spread of the Nao's beam accordingly.

WSJ: The Petzl Nao: A Smarter Light | At Play