In a significant step forward for all-optical computing, physicists build a silicon transistor that works with pure light
If it can convert natural gas to transportation fuels and commodity chemicals, it could reduce our dependence on oil.
Thirty years after the first wave of virtual reality, new startups are determined to take it mainstream.
A super-secure place for sensitive data to mingle could free companies to get the benefits of sharing it without risking leaks.
Artificial tissue has always lacked a key ingredient: blood vessels. A new 3-D printing technique seems poised to change that.
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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.
Engineering a patient’s own immune cells to resist HIV could eliminate the need for lifelong antiretroviral therapies.
The push to extend fracking to arid regions is drawing attention to water-free techniques.
The best of the rest from the arXiv preprint server.