The Universe Is Racing Apart. We May Finally Know Why.

Name: The Universe Is Racing Apart. We May Finally Know Why.
Uploaded: 2026-02-19T00:00:00.000Z
Duration: 20 min 55 s
Description: Time-delay cosmography using lensed quasars and supernovae gives an independent measure of the Hubble constant that can resolve the Hubble tension and probe whether dark energy changes over time.

PBS Space Time · 20:55 · Watch on YouTube

Time-delay cosmography using lensed quasars and supernovae gives an independent measure of the Hubble constant that can resolve the Hubble tension and probe whether dark energy changes over time.

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