How has the James Webb Space Telescope changed cosmology?
Briefly

The James Webb Space Telescope (JWST), launched in 2021, has begun providing answers to long-standing cosmic questions and revealing new mysteries about our Universe.
Despite JWST's groundbreaking achievements, questions remain about the nature of dark matter and dark energy, the expansion rate of the Universe, and the origins of supermassive black holes.
Read at Big Think
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