Corey S Powell on Nostr: Decades of work by Wendy Freeman and others have transformed cosmology from ...

Decades of work by Wendy Freeman and others have transformed cosmology from hand-waving into a precision science.

Now a tiny, 7% disagreement in the cosmic expansion rate is enough to provoke "tension" and possibly point us toward fascinating new physics!

https://science.nasa.gov/missions/webb/nasas-webb-hubble-telescopes-affirm-universes-expansion-rate-puzzle-persists/ #NASA #JWST #space #science