Quantum Fluctuations and the Origin of Cosmic Structure By Prof. Dinesh Choksi Saturday, January 10, 2026

The universe as we see it today—a vast expanse of galaxies, stars, planets, and cosmic voids—did not always look this way. Its large-scale structure, from sprawling galaxy clusters to intricate filaments of dark matter, has roots in the tiny quantum fluctuations that occurred in the universe’s earliest moments. Understanding these fluctuations gives us insight into how order emerged from the primordial chaos.