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Wu and collaborators: nature distinguishes left from right

Contribution grade

Physics · Scoped scientific or research-capability contribution

Reference score110,000Provisional editorial estimate of this exact contribution; its grade is assessed separately.

What changed

Measured an asymmetry in electron emission from polarized cobalt-60 nuclei, demonstrating parity violation in beta decay.

Scientific scope

Measured an asymmetry in electron emission from polarized cobalt-60 nuclei, demonstrating parity violation in beta decay. Scope limitation: The result concerns weak interactions. Wu, Ambler, Hayward, Hoppes and Hudson share the reported experiment; a prize list is not the byline.

Evidence

Assessment uses the catalogue-linked source evidence for the stated contribution. The result concerns weak interactions. Wu, Ambler, Hayward, Hoppes and Hudson share the reported experiment; a prize list is not the byline.

Contributors

Provisional WRS assessment, edition 2026-10-16.1. Independent expert calibration is pending. This grade does not certify correctness or assign ownership.

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