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Airships can patrol the upper atmosphere, monitoring the ground or peering at the stars for a fraction of a cost of satellites, according to a new report. All that’s needed is a prize to kick-start innovation.
Another chance to catch the most interesting, and important, articles from the previous week on MIT Technology Review.
A roundup of the most interesting stories from other sites, collected by the staff at MIT Technology Review.
The best of the rest from the arXiv preprint server.
RSA isn’t the only computer security conference in San Francisco this week.
High-tech blood tests should replace ultrasound and other methods as the primary tools for screening for Down syndrome, argue researchers.
Chinese physicists say quantum key distribution is possible through clear ocean water at distances of up 125 metres and at data rates capable of sending a secure video feed.
At Mobile World Congress, a preview of a central way to manage washing machines, parking meters, and glucose sensors.
A major bitcoin exchange shuts down, raising questions about the cybercurrency.