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Physicists Take the Imaginary Numbers Out of Quantum Mechanics
...is always a2 + b2 = c2. But that rule doesn’t hold for a triangle in curved space, like one that’s stamped on the surface of a sphere. A recent...
Old ‘Ghost’ Theory of Quantum Gravity Makes a Comeback
...out for describing quantum events. “You have the impression that the last word had been said. It was just not true,” he said. Donoghue, who recently won the prestigious J.J....
Imagining Data Without Division
...networks form thoughts, memories and consciousness? Much of the recent data frenzy — from the physical and life sciences to the user-generated content aggregated by Google, Facebook and Twitter —...
Prime Gap Grows After Decades-Long Lull
...possible to add a much smaller number to a list such as 2, 3, … , 101 and again get only composite numbers. Both teams did this by exploiting recent...
Mongrel Microbe Tests Story of Complex Life
...to point toward this option. For example, a number of parasites, such as giardia, are missing mitochondria. Scientists initially thought that these parasites never had the organelle. But in recent...
How Humans Evolved Supersize Brains
...as the key reason for our exceptionally high degree of intelligence compared to other animals. As recent research on whale and elephant brains makes clear, size is not everything, but...
Physicists Hunt for the Big Bang’s Triangles
...“strings” and higher-dimensional, membranous “branes,” all of which traverse a 10-dimensional landscape. These vibrating, undulating gears may have powered the Big Bang’s clock. At his office on a recent afternoon,...
How Neanderthal DNA Helps Humanity
...unusual variant in a gene known as EPAS1. About 90 percent of the Tibetan population and a smattering of Han Chinese (who share a recent ancestor with Tibetans) carry the...
The Art of Teaching Math and Science
...Math and Science? Share your early math and science learning experiences and explore other readers’ interactive survey results. A recent case study on the school, titled “Learning by Heart,” describes...