Peter Kafka

Recent Posts by Peter Kafka

How to Charge Your iPhone Over the Air: uBeam’s D9 Demo (Video)

Technology gives us miraculous smartphones, tablets and other wondergadgets, but none of them will do a thing if they don’t have an electric charge to power them.

uBeam wants to tackle that problem in a novel way: It says it will let gadget owners power up their devices over the air, without ever plugging into an electric charger or any kind of docking station.

Co-founders Meredith Perry and Nora Dweck showed off the technology at the D9 conference earlier this month, and managed to impress Walt Mossberg and Kara Swisher.

Also impressive: The two women just got their undergraduate degrees from the University of Pennsylvania.


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The self-driving car is not self-aware. It’s just driving; it’s not thinking.

— Eric Schmidt at D9