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A group of mathematicians has shown that at critical moments, a symmetry called rotational invariance is a universal property across many physical systems.
Renormalization has become perhaps the single most important advance in theoretical physics in 50 years.
One hundred years after it was proposed, the Ising model is used to understand everything from magnets to brains.
Quanta’s In Theory video series returns with an exploration of a mysterious mathematical pattern found throughout nature.
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