A roundup of the most interesting stories from other sites, collected by the staff at MIT Technology Review.
A powerful new way to generate electricity could eventually make electric cars and electronic gadgets run longer.
Impressive progress hides major limitations of Google’s quest for automated driving.
Improving technology is making electrolysis a viable way to store excess energy from renewable sources.
If they're out there, other advanced civilisations should be emitting waste energy like hot exhaust. And that provides a good way to spot them, argue SETI experts.
Batteries for smart watches and other wearables never last long. A new microchip design could change that.
Startup Vizera makes a projector that adds realistic-looking surfaces to actual objects, making for a new kind of shopping experience.
The best of the rest from the Physics arXiv preprint server.
A novel optical technique could overlay virtual imagery on the real world through a compact pair of glasses.