Artificial tissue has always lacked a key ingredient: blood vessels. A new 3-D printing technique seems poised to change that.
Help us find fascinating people.
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.
Thirty years after the first wave of virtual reality, new startups are determined to take it mainstream.
Glass is still a pain to use, but a few apps reveal what it could become.
In a world of more electronics and solar energy, there’s less and less need for AC power.
How reporters tracked down a reclusive California physicist and programmer.