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Science

5 Sigma Is Not 5 Proofs

The Hubble tension sits at 5-6 sigma, and the pressure to declare new physics is enormous. But statistical confidence built on a chain of shared calibration assumptions is not the same as independent proof. The measurements that could actually settle this are still 2 years away.

By Vera Santos · 3 min read

Science

73.50 Is Not a Rounding Error

A new international collaboration has locked down the universe's expansion rate to 1% precision, and the gap with early-universe predictions is still there, unmoved. The methodology survived every stress test. The standard cosmological model did not.

By Dr. Nadia Osei · 3 min read