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Southampton Study Confirms Accelerating Expansion, Refutes Korean Claim

6/19/2026

Summary

Story summary

University of Southampton researchers published a study confirming that the universe’s expansion continues to accelerate.
Led by Dr. Phil Wiseman and co-authored by Nobel laureates Adam Riess and Brian Schmidt, the paper re-examined Type Ia supernova data and confirmed the acceleration evidence.
The team showed the 2025 South Korean claim misused a galaxy’s age for the supernova and omitted the host-galaxy mass correction, averting a crisis and refocusing on dark energy.

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Story summary

University of Southampton researchers published a study confirming that the universe’s expansion continues to accelerate.
Led by Dr. Phil Wiseman and co-authored by Nobel laureates Adam Riess and Brian Schmidt, the paper re-examined Type Ia supernova data and confirmed the acceleration evidence.
The team showed the 2025 South Korean claim misused a galaxy’s age for the supernova and omitted the host-galaxy mass correction, averting a crisis and refocusing on dark energy.