The more satellites we launch without retiring old ones, the more there are to collide with one another.
If civilizations on other planets are pointing lasers in our direction, either deliberately or inadvertently, this survey will have spotted them.
A cheap, disposable glider that can carry 700-pound payloads could fly one-way cargo missions.
Facebook’s Violence Problem, Engineering an Astronaut, and Christianity vs. Transhumanism—The Download, April 18, 2017
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Blockchains are being used to trace blood diamonds, verify health records, and secure supply chains.
As climate change accelerates, a handful of scientists are eager to move ahead with experiments testing ways to counteract warming artificially. Their reasoning: we just might get desperate enough to use this technology one day.
Showing that algorithms are often no match for human vision, players of EVE Online will sift through satellite imagery in a vast citizen science hunt for exoplanets.
Trump’s first move on consumer Internet privacy was decidedly pro-business, but mostly it made the future of online privacy a lot more uncertain.
Researchers are developing a probiotic to make disease-causing bacteria self-destruct.
Using smartphone data and artificial intelligence to track and interpret behavior, a Chicago startup is attempting something extraordinary: predicting and preventing relapse into drug use.