In the mid-19th century, Bernhard Riemann conceived of a new way to think about mathematical spaces, providing the foundation for modern geometry and physics. The post What Is a Manifold? first appeared on Quanta Magazine

“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