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In the last decades of his life, Albert Einstein hoped to unite his description of gravity with existing models of electromagnetism under a single master theory. It’s a quest that continues to vex theoretical physicists to this day. Two of our best models of reality – Einstein’s general theory of relativity and the laws of … Read more
What happens inside a black hole — and how does whatever goes on inside relate to the universe outside it? It’s a mystery that has evaded scientists for decades. It’s also a mystery that could also redefine how we think about the nature of the universe. In a paper published in the journal PRX Quantum … Read more
A new imaging technique might one day help physicians peer into human tissue and behind bones, let mechanics inspect moving machinery such as airplane turbines for tiny defects, or enable automated vehicles to see through dense fog or around blind corners. A study detailed in Nature Communications shows how the process, called synthetic wavelength holography, … Read more