The Big Bang Theory

March 2018

Series 11 Episode 15 The Novelization Correlation

4.0 12 x
Sheldon asks Wil Wheaton if he can appear on the new Professor Proton show, but Wil invites Amy instead. Penny gets angry when she thinks the female protagonist in Leonard's novel is based on her.

Series 11 Episode 14 The Separation Triangulation

4.0 3 x
Raj gets into a domestic drama with his new date and her estranged husband. Sheldon rents his old room back to have a quiet place to work but drives Leonard to distraction by being a model tenant.

Series 11 Episode 13 The Solo Oscillation

3.0 8 x
Sheldon needs some 'alone time' to work, so Amy and Leonard bond during a series of science experiments. Bert replaces Howard in his band, while Penny gives Sheldon unexpected scientific inspiration.
February 2018

Series 11 Episode 12 The Matrimonial Metric

4.0 12 x
Sheldon and Amy secretly test their friends to see who is the most qualified to act as best man and maid of honour at their wedding. And Penny realises her true feelings about her friendship with Amy.
January 2018

Series 11 Episode 11 The Celebration Reverberation

Expired 3.0 17 x
Sheldon and Howard plan birthday celebrations for Amy and Halley, respectively. Leonard receives a Christmas letter from his brother that makes him feel anxious about his own lack of accomplishments.
December 2017

Series 11 Episode 10 The Confidence Erosion

Expired 3.0 14 x
Sheldon and Amy try to eliminate stress from the planning of their wedding by applying mathematics to the process. Raj falls out with Howard after realising his best friend is hurting his confidence.

Series 11 Episode 9 The Bitcoin Entanglement

Expired 4.0 11 x
Sheldon tries to teach the guys a lesson after they cut him out of a potentially valuable investment. Meanwhile, a seven-year-old video reveals a secret about Leonard and Penny's relationship.
November 2017

Series 11 Episode 8 The Tesla Recoil

Expired 4.0 19 x
Leonard and Howard are furious when they learn that Sheldon went to work with the military behind their backs. Bernadette suspects that Ruchi is trying to steal her job and asks Raj to investigate.

Series 11 Episode 7 The Geology Methodology

Expired 4.0 16 x
Sheldon and Bert collaborate on some research, although Sheldon's embarrassed to be associated with the study of geology. Penny and Bernadette coach Raj on how to navigate his relationship with Ruchi.

Series 11 Episode 6 The Proton Regeneration

Expired 3.0 15 x
Sheldon goes head-to-head with Wil Wheaton as they compete for the role of the new Professor Proton when the scientist's old TV show gets a reboot. Penny looks after Halley for Howard and Bernadette.