Northwestern physicists say disorder helps complex systems stay stable
Northwestern University scientists reported on September 19, 2026, that variation in parts can increase stability in complex networks.
Uniformity often fails in nature
Researchers previously assumed that identical components would make a network more reliable. Real-world examples show power generators and neurons operate with natural differences. These variations are common across ecosystems and engineered materials.
Disorder acts as a stabilizer
Physicists found that balanced variation turns imperfections into a design advantage. Random differences improved stability compared to completely uniform setups. This discovery explains why natural systems rarely look perfectly tidy.
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