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“Anomalous” heat flow, which at first appears to violate the second law of thermodynamics, gives physicists a way to detect quantum entanglement without destroying it. The post A Thermometer for Measuring Quantumness first appeared on Quanta Magazine
You’re carrying around in your head a model of how the world works. Will AI systems need to do the same? The post ‘World Models,’ an Old Idea in AI, Mount a Comeback first appeared on Quanta Magazine
After finding the homeschooling life confining, the teen petitioned her way into a graduate class at Berkeley, where she ended up disproving a 40-year-old conjecture. The post At 17, Hannah Cairo Solved a Major Math Mystery first appeared on Quanta Magazine
The precursors of heavy elements might arise in the plasma underbellies of swollen stars or in smoldering stellar corpses. They definitely exist in East Lansing, Michigan. The post Physicists Start To Pin Down How Stars Forge Heavy Atoms first appeared on Quanta Magazine
More in science
How a rogue Wikipedia editor credited Muslims with... everything
I am teaching a fun, 6-week, non-credit course on the search for intelligent life among the stars, offered (by zoom or in person) through the San Francisco State University Osher Lifelong Learning Institute, starting Sept. 30. It’s part of a program of courses for retired people, so if you are younger, perhaps you can pass […] The post A Course on Aliens in Science & Science Fiction for People Over 50 appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
How do you tell friend from foe in a split second? These beautifully designed WWII guides used silhouettes and vehicle details into a system for recognizing tanks, planes, and ships on sight.
Regular readers may recall that I put a visit to Tulainyo Lake on my bucket list a few years ago. Last week I did it. Impossibly remote, otherworldly beauty, and an enduring mystery. Just how deep was this lake? Wikipedia claims not to know. Measuring it is non-trivial. A worthy challenge. The skinny: This relatively small alpine lake is about 117 m deep! That makes it the 25th deepest natural lake in North America, and by far the deepest lake on Earth for its size. Enjoy our interactive report here.
