Physicists Have a Major Problem With the Universe
Almost a century ago, famed astronomer Edwin Hubble determined that the universe is expanding at an accelerating rate.…
Expanding catalog of black hole collisions is rewriting the history of the universe
Between May 2023 and January 2024, a global network of gravitational-wave detectors picked up 128 new cosmic signals,…
Scientists develop a new way to measure the expansion rate of the universe
For years, cosmologists have argued over a simple question with an awkward answer: How fast is the universe…
“Cosmology as We Know It May Be Broken”: New Confirmation of the Hubble Tension Challenges Existing Models
New measurements by astronomers have strengthened the Hubble tension, a discrepancy between the early expansion rate of the universe…