Countdown to the series finale: 25 days

Episode Guide

The Big Bang Theory is now in its final season on CBS. The show will end its twelve-season run on Thursday, May 16 with an hour-long series finale.

On August 22, 2018, CBS and Warner Bros. announced that The Big Bang Theory would be ending with its twelfth season. The twelfth season premiered with a special broadcast on Monday, September 24, 2018 and moved back to its regular Thursday night time period on September 27.

Next Episode

The Decision Reverberation
Airs Thursday, April 25 at 8:00 on CBS

Koothrappali is worried people won’t take him seriously in his own field after publishing a paper that suggests he may have discovered alien life. Also, Leonard wants to be the principal investigator on a plasma physics study.

Previous Episode

The Inspiration Deprivation
Aired Thursday, April 18 at 8:00 on CBS

The concept of what it would mean for women everywhere if Amy were to win a Nobel Prize causes Amy to have a meltdown. Also, Koothrappali and Wolowitz try to relive the good old days after Wolowitz buys a scooter that looks like the one he had years ago.

Most Watched Episodes (U.S.)

Episode Air Date Viewers (U.S.)
702 The Deception Verification September 26, 2013 20.44 million
713 The Occupation Recalibration January 9, 2014 20.35 million
613 The Bakersfield Expedition January 10, 2013 20 million
612 The Egg Salad Equivalency January 3, 2013 19.25 million
712 The Hesitation Ramification January 2, 2014 19.2 million

Highest Rated Episodes (U.S.)

Episode Air Date Adults 18-49 Rating
916 The Positive Negative Reaction February 18, 2016 10.2
924 The Convergence Convergence May 12, 2016 9.8
613 The Bakersfield Expedition January 10, 2013 6.4
615 The Spoiler Alert Segmentation February 7, 2013 6.2
612 The Egg Salad Equivalency January 3, 2013 6.1