Title Airs On

S11:E1 The Proposal Proposal

The Big Bang Theory
09/25/2017 08:00 pm EDT

Amy has trouble deciding whether or not she should marry Sheldon. Meanwhile, Bernadette confides in Penny when she finds out ...read more Amy has trouble deciding whether or not she should marry Sheldon. Meanwhile, Bernadette confides in Penny when she finds out some huge news. show less

S11:E2 The Retraction Reaction

The Big Bang Theory
10/02/2017 08:00 pm EDT

Leonard angers the University and the Physics Community when he gives an embarrassing radio interview. Bernadette and Amy talk ...read more Leonard angers the University and the Physics Community when he gives an embarrassing radio interview. Bernadette and Amy talk about their success. After the embarrassing radio interview Penny comforts her husband. show less

S11:E3 The Relaxation Integration

The Big Bang Theory
10/09/2017 08:00 pm EDT

Sheldon and Amy struggle with picking a wedding date. Amy wants it near a cliff which Sheldon doesn't want. Meanwhile Stuart ...read more Sheldon and Amy struggle with picking a wedding date. Amy wants it near a cliff which Sheldon doesn't want. Meanwhile Stuart and Raj fight over one of Bernadette's co-workers for a date. show less

S11:E4 The Explosion Implosion

The Big Bang Theory
10/16/2017 08:00 pm EDT

Leonard is devastated by the new friendly relation developing between his mother and Penny. Meanwhile Sheldon takes a detour ...read more Leonard is devastated by the new friendly relation developing between his mother and Penny. Meanwhile Sheldon takes a detour with Raj and Howard to explore the old belongings of Howard's Science Models. show less

S11:E5 The Collaboration Contamination

The Big Bang Theory
10/23/2017 08:00 pm EDT

Amy and Howard work in the lab together causing Sheldon, Bernadette and Raj to feel jealous and lonely. Penny and Leonard use a ...read more Amy and Howard work in the lab together causing Sheldon, Bernadette and Raj to feel jealous and lonely. Penny and Leonard use a parenting book to control Sheldon's behavior. show less

S11:E6 The Proton Regeneration

The Big Bang Theory
11/02/2017 08:00 pm EDT

Sheldon and Wil Wheaton both go head-to-head for the role of the new Professor Proton, Meanwhile Penny takes care of Halley when ...read more Sheldon and Wil Wheaton both go head-to-head for the role of the new Professor Proton, Meanwhile Penny takes care of Halley when Bernadette and Howard are on bed rest. show less

S11:E7 The Geology Methodology

The Big Bang Theory
11/09/2017 08:00 pm EST

Bert asks Sheldon to collaborate on a project with him, Sheldon becomes dubious others finding out because he thinks geology is ...read more Bert asks Sheldon to collaborate on a project with him, Sheldon becomes dubious others finding out because he thinks geology is beneath him. Raj begins dating Bernadette's Indian coworker. show less

S11:E8 The Tesla Recoil

The Big Bang Theory
11/16/2017 08:00 pm EST

Howard and Leonard become upset after they discover that Sheldon has been working with the military without telling them; ...read more Howard and Leonard become upset after they discover that Sheldon has been working with the military without telling them; Bernadette asks Raj to investigate her suspicions that Ruchi is attempting to take her job away from her. show less

S11:E9 The Bitcoin Entaglement

The Big Bang Theory
11/30/2017 08:00 pm EST

Sheldon tries to teach the guys a lesson after they cut him out of a potentially valuable Bitcoin investment. Also, a ...read more Sheldon tries to teach the guys a lesson after they cut him out of a potentially valuable Bitcoin investment. Also, a seven-year-old video reveals a secret about Leonard and Penny's relationship. show less

S11:E10 The Confidence Erosion

The Big Bang Theory
12/07/2017 08:00 pm EST

Sheldon and Amy try to eliminate stress from wedding planning by applying math to the process ending up at city hall. Also, Raj ...read more Sheldon and Amy try to eliminate stress from wedding planning by applying math to the process ending up at city hall. Also, Raj "breaks up" with Howard after realizing his best friend is actually hurting his confidence. show less

S11:E11 The Celebration Reverberation

The Big Bang Theory
12/14/2017 08:00 pm EST

Sheldon and Wolowitz plan birthday celebrations for Amy and Halley, respectively. Also, Leonard receives a Christmas letter from ...read more Sheldon and Wolowitz plan birthday celebrations for Amy and Halley, respectively. Also, Leonard receives a Christmas letter from his brother that causes him to spiral out about his own lack of accomplishments show less

S11:E12 The Matrimonial Metrix

The Big Bang Theory
01/04/2018 08:00 pm EST

To discover who would be most qualified to be best man and maid of honor at their wedding, Sheldon and Amy subject their friends ...read more To discover who would be most qualified to be best man and maid of honor at their wedding, Sheldon and Amy subject their friends to a series of secret experiments. Also, Penny reveals her true feelings about Amy show less

S11:E13 The Solo Oscillation

The Big Bang Theory
01/11/2018 08:00 pm EST

S11:E14 The Separation Triangulation

The Big Bang Theory
01/18/2018 08:00 pm EST

Koothrappali finds himself in the middle of domestic drama when he learns the woman he’s dating, Nell (Beth Behrs), has a very ...read more Koothrappali finds himself in the middle of domestic drama when he learns the woman he’s dating, Nell (Beth Behrs), has a very upset husband, Oliver (Walter Goggins). Also, when Sheldon rents his old room back for a quiet place to work, he drives Leonard crazy by being a model tenant, show less

S11:E15 The Novelization Correlation

The Big Bang Theory
02/01/2018 08:00 pm EST

When Sheldon petitions Wil Wheaton to appear on the new Professor Proton show, Wil offers a role to Amy instead. Also, Penny ...read more When Sheldon petitions Wil Wheaton to appear on the new Professor Proton show, Wil offers a role to Amy instead. Also, Penny gets angry when she thinks the female protagonist in Leonard’s novel is based on her show less

S11:E16 The Neonatal Nomencalture

The Big Bang Theory
03/01/2018 08:00 pm EST

When Bernadette won’t go into labor, all her friends try different tactics to get things started. Also, Wolowitz confronts ...read more When Bernadette won’t go into labor, all her friends try different tactics to get things started. Also, Wolowitz confronts Bernadette after Amy accidentally reveals she’s already chosen their son’s name show less

S11:E17 The Athenaeum Allocation

The Big Bang Theory
03/08/2018 08:00 pm EST

Leonard jumps through hoops to help secure the perfect wedding venue for Sheldon and Amy. Also, Bernadette and Wolowitz have a ...read more Leonard jumps through hoops to help secure the perfect wedding venue for Sheldon and Amy. Also, Bernadette and Wolowitz have a hard time deciding who should stay at home with the kids and who should go back to work show less

S11:E18 The Gates Excitation

The Big Bang Theory
03/29/2018 08:00 pm EDT

Penny gets the opportunity to host Bill Gates at work when his company wants to partner with her pharmaceutical company. Also, ...read more Penny gets the opportunity to host Bill Gates at work when his company wants to partner with her pharmaceutical company. Also, Leonard, Koothrappali and Wolowitz do everything in their power to meet him, while Sheldon thinks he is the victim of an April Fools prank show less

S11:E19 The Tenant Disassociation

The Big Bang Theory
04/05/2018 08:00 pm EDT

When Leonard learns Sheldon is the president of the tenants association, he decides to run against him. Also, Bernadette ...read more When Leonard learns Sheldon is the president of the tenants association, he decides to run against him. Also, Bernadette encourages Wolowitz and Koothrappali to find the owner of a drone after they find it in the backyard show less

S11:E20 The Reclusive Potential

The Big Bang Theory
04/12/2018 08:00 pm EDT

S11:E21 The Comet Polarization

The Big Bang Theory
04/19/2018 08:00 pm EDT

Sheldon’s comic book store experiences changes when writer Neil Gaiman puts Stuart’s store on the map. Also, Koothrappali ...read more Sheldon’s comic book store experiences changes when writer Neil Gaiman puts Stuart’s store on the map. Also, Koothrappali takes credit for Penny’s astronomical discovery, and friendships are threatened show less

S11:E22 The Monetary Insufficiency

The Big Bang Theory
04/26/2018 08:00 pm EDT

Sheldon goes to Vegas to win money for science. Also, Penny and Bernadette take Amy wedding dress shopping, but her terrible ...read more Sheldon goes to Vegas to win money for science. Also, Penny and Bernadette take Amy wedding dress shopping, but her terrible choice entangles them in a web of lies show less

S11:E23 The Sibling Realignment

The Big Bang Theory
05/03/2018 08:00 pm EDT

When Sheldon learns that his mother won’t attend his wedding unless he invites his brother, Georgie (Jerry O’Connell), he ...read more When Sheldon learns that his mother won’t attend his wedding unless he invites his brother, Georgie (Jerry O’Connell), he and Leonard travel to Texas to end a family feud. Also, the Wolowitz kids inadvertently infest Amy, Bernadette, Wolowitz and Koothrappali with pinkeye show less

S11:E24 The Bow Tie Asymmetry

The Big Bang Theory
05/10/2018 08:00 pm EDT