The Big Bang Theory is an American television sitcom created by Chuck Lorre and Bill Prady for CBS. It aired from September 24, 2007, to May 16, 2019, running for 12 seasons and 279 episodes.

The Big Bang Theory: Created by Chuck Lorre, Bill Prady. With Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg. The lives of four socially awkward scientists take a wild turn when a beautiful …

Jan 29, 2025 · The Big Bang Theory explains how the universe began with an infinitely hot and dense single point that inflated to form the ever-expanding cosmos we see today.

Oct 15, 2025 · This is the official channel for The Big Bang Theory! Stay up to date on the funniest, sweetest, and most awkward moments from all 12 seasons! #Funny #TV #Comedy …...more

Since its premiere in 2007, The Big Bang Theory has starred Johnny Galecki as Leonard Hofstadter, Jim Parsons as Sheldon Cooper, Kaley Cuoco as Penny, Simon Helberg as Howard Wolowitz and Kunal …

Learn more about the full cast of The Big Bang Theory with news, photos, videos and more at TV Guide

Physicists Leonard and Sheldon find their social dynamics shifting when Penny, an aspiring actress, moves into the apartment across the hall.

1 day ago · Find out how and where to watch "The Big Bang Theory" on Netflix and Prime Video today - including free options.

Watch The Big Bang Theory and other popular TV shows and movies including new releases, classics, Hulu Originals, and more. It’s all on Hulu.

Oct 22, 2024 · Helium nuclei were created in the Big Bang and contain two protons and two neutrons each. Helium is the second most abundant element, comprising roughly one quarter of the mass of …