SMRTR Science & EngineeringJan 14, 2026Scientific American

Does String Theory Solve the Mystery of the Brain?

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Scientists at Northeastern University discovered that mathematical tools from string theory can model how brain neurons and biological networks like blood vessels and tree branches organize themselves. The research team found that these networks optimize for minimal surface area rather than shortest connections, requiring complex calculations that string theorists had developed in the 1980s. When tested against high-resolution 3D scans, the string theory approach more accurately predicted branching patterns than traditional methods, suggesting a universal principle governing how physical networks wire themselves.

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