Invisibles25 Workshop

Session

CERN colloquium

Sep 4, 2025, 4:30 PM

500/1-001 - Main Auditorium (CERN)

60. CERN Colloquium: What JWST Reveals about the Hubble Tension [online]

Adam Riess

9/4/25, 4:30 PM

Invited Talk

The Hubble tension—the persistent discrepancy between local and early-Universe measurements of the Hubble constant—remains one of the most intriguing puzzles in cosmology. The James Webb Space Telescope (JWST) now offers a fresh perspective on this issue by allowing an independent look at the same type of stars, Cepheids, used in the Hubble Space Telescope (HST) measurements that help define...