(via Sabine Hossenfelder) In the Big Bang Theory, the cosmic microwave background — microwave-range radiation that floats through the entire universe at a steady 2.7 Kelvin — is evidence that a hot ...

In addition, as early as 1964, the cosmic microwave background radiation was discovered, something that would prove the Big Bang theory, which predicted the existence of this radiation before the ...

Astronomers have discovered powerful X-ray jets from two ancient supermassive black holes being illuminated by the afterglow of the Big Bang.

New observations support the idea that hot, diffuse threads of gas called cosmic filaments connect clusters of galaxies ...

Cosmology articles from across Nature Portfolio Cosmology is the study of the universe; its birth, evolution, and ultimate fate. This includes further developing and refining the prevailing model ...

All the latest science news on cosmic microwave background from Phys.org. Find the latest news, advancements, and breakthroughs.

By Ashley Strickland, CNN (CNN) — Astronomers have used mysterious fast radio bursts, or millisecond-long bright flashes of radio waves from space, to help them track down some of the missing ...

AI Reveals Milky Way’s Black Hole Spins Near Top Speed Date: June 15, 2025 Source: Morgridge Institute for Research Summary: AI has helped astronomers crack open some of the universe s best-kept ...

Fixsen, D.J. (2009) The Temperature of the Cosmic Microwave Background. The Astrophysical Journal, 707, 916-920.

Giovannini, M. (2008) A Primer on the Physics of the Cosmic Microwave Background. World Scientific.