The BEST episodes of The Big Bang Theory season 10

Every episode of The Big Bang Theory season 10, ranked from best to worst by thousands of votes from fans of the show. The best episodes of The Big Bang Theory season 10!

A woman who moves into an apartment across the hall from two brilliant but socially awkward physicists shows them how little they know about life outside of the laboratory.

Last Updated: 12/10/2024Network: CBSStatus: Ended
The Long Distance Dissonance
star
8.20
8881 votes

#1 - The Long Distance Dissonance

Season 10 - Episode 24 - Aired 5/11/2017

The gang is concerned when Sheldon’s former admirer, Dr. Ramona Nowitzki, resurfaces while Amy is away at Princeton.

Directors: Mark Cendrowski
Watch Now:AmazonApple TV
The Brain Bowl Incubation
star
7.89
9199 votes

#2 - The Brain Bowl Incubation

Season 10 - Episode 8 - Aired 11/10/2016

After a successful experiment combining their genes, Sheldon will stop at nothing to convince Amy they should procreate. Also, Koothrappali is embarrassed to tell the gang what the new woman he’s dating does for a living.

Directors: Mark Cendrowski
Watch Now:AmazonApple TV
The Cohabitation Experimentation
star
7.85
9010 votes

#3 - The Cohabitation Experimentation

Season 10 - Episode 4 - Aired 10/10/2016

When Amy's apartment floods, she proposes a "cohabitation experiment" with Sheldon. Also, Howard and Bernadette are upset when Koothrappali learns the gender of the baby before they do.

Directors: Mark Cendrowski
Watch Now:AmazonApple TV
The Veracity Elasticity
star
7.80
8896 votes

#4 - The Veracity Elasticity

Season 10 - Episode 7 - Aired 11/3/2016

In order to continue living with Sheldon, Amy lies to him about repairs being made to her apartment and they host an "on location" episode of "Fun With Flags" in Penny’s apartment. Also, Leonard lets Penny decorate Sheldon’s old room after he learns that she has been secretly moving Leonard’s collectibles into storage.

Directors: Mark Cendrowski
Watch Now:AmazonApple TV
The Birthday Synchronicity
star
7.76
9042 votes

#5 - The Birthday Synchronicity

Season 10 - Episode 11 - Aired 12/15/2016

Amy's desire to have an intimate night with Sheldon on her birthday is interrupted by Bernadette going into labor.

Directors: Nikki Lorre
Watch Now:Apple TV
The Comic-Con Conundrum
star
7.73
9080 votes

#6 - The Comic-Con Conundrum

Season 10 - Episode 17 - Aired 2/23/2017

The guys' annual trip to Comic Con is in doubt when Raj can't afford to go and an unexpected replacement is considered.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Locomotion Reverberation
star
7.72
8827 votes

#7 - The Locomotion Reverberation

Season 10 - Episode 15 - Aired 2/9/2017

Leonard and Wolowitz try to distract Sheldon when he slows the progress of their guidance system. Also, Penny and Amy take Bernadette out for the night, leaving Raj and Stuart to care for baby Halley.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Geology Elevation
star
7.69
8881 votes

#8 - The Geology Elevation

Season 10 - Episode 9 - Aired 11/17/2016

When Bert, a Caltech geologist, wins the MacArthur Genius fellowship, Sheldon is overcome with jealousy. Also, Wolowitz finds an old remote control Stephen Hawking action figure he invented.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Conjugal Conjecture
star
7.66
9885 votes

#9 - The Conjugal Conjecture

Season 10 - Episode 1 - Aired 9/19/2016

After Leonard's father, Alfred and Sheldon's mother, Mary share an evening together, everyone deals with an awkward morning the following day. Also, Penny's family arrives for the ceremony, including her anxiety-ridden mother, Susan, and her drug dealing brother, Randall.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Fetal Kick Catalyst
star
7.64
9000 votes

#10 - The Fetal Kick Catalyst

Season 10 - Episode 6 - Aired 10/27/2016

Penny is surprised to learn she has fans of her performance in "Serial Ape-ist" when she attends Van Nuys Comic Con with Leonard. Also, Amy hosts a Sheldon-style brunch at Penny’s apartment, and Wolowitz makes an impulsive purchase when he starts stressing out about the baby on the way.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Military Miniaturization
star
7.63
9111 votes

#11 - The Military Miniaturization

Season 10 - Episode 2 - Aired 9/26/2016

The Air Force shows interest in the guidance system the guys are building and Penny lets it slip at work that Bernadette is expecting.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Dependence Transcendence
star
7.62
8914 votes

#12 - The Dependence Transcendence

Season 10 - Episode 3 - Aired 10/3/2016

Sheldon can't keep up with the late nights Howard and Leonard are putting in and must resort to ingesting energy drinks to stay awake. Elsewhere, Raj spends the day with a pregnant Bernadette, while Penny and Amy attend a faculty party.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Hot Tub Contamination
star
7.61
8857 votes

#13 - The Hot Tub Contamination

Season 10 - Episode 5 - Aired 10/17/2016

Leonard and Penny must separate a quarreling Sheldon and Amy when their cohabitation does not go as planned, and Sheldon threatens to break off their relationship when Amy refuses to adhere to the bathroom schedule. Also, Howard and Bernadette find unexpected guests at their house when they decide to stay home from a planned vacation.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Romance Recalibration
star
7.59
8297 votes

#14 - The Romance Recalibration

Season 10 - Episode 13 - Aired 1/19/2017

When Penny feels that Leonard is taking her for granted, she decides to go on a spa weekend with Amy. Also, Wolowitz and Koothrappali try to fix a squeaky floorboard in the baby's room.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Emotion Detection Automation
star
7.59
8839 votes

#15 - The Emotion Detection Automation

Season 10 - Episode 14 - Aired 2/2/2017

Sheldon beta-tests an MIT invention after hearing it can help him read people's emotions. Also, Leonard can't hide his feelings when Penny announces her brother is coming to town, and Raj invites his ex-girlfriends over to give him dating advice.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Recollection Dissipation
star
7.58
8552 votes

#16 - The Recollection Dissipation

Season 10 - Episode 20 - Aired 4/6/2017

Sheldon pushes himself to the limit when he collaborates on projects with Leonard and Wolowitz as well as Amy on the same day. Also, Bernadette is nearing the end of her maternity leave and must return to work.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Escape Hatch Identification
star
7.57
8940 votes

#17 - The Escape Hatch Identification

Season 10 - Episode 18 - Aired 3/9/2017

Raj searches for a cheaper living arrangement and it creates unexpected conflict among everyone.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Property Division Collision
star
7.57
8900 votes

#18 - The Property Division Collision

Season 10 - Episode 10 - Aired 12/1/2016

Sheldon and Leonard must divide up their possessions and remove Penny's things from 4B. Meanwhile, Koothrappali and Stuart fight to be the most helpful during Bernadette's final weeks of pregnancy.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Gyroscopic Collapse
star
7.56
8444 votes

#19 - The Gyroscopic Collapse

Season 10 - Episode 23 - Aired 5/4/2017

After celebrating the completion of the top-secret Air Force project, Leonard, Sheldon and Howard get an unwelcome surprise; Amy receives an offer for a summer position at Princeton as a visiting researcher.

Directors: Anthony Rich
Watch Now:Apple TV
The Holiday Summation
star
7.56
9120 votes

#20 - The Holiday Summation

Season 10 - Episode 12 - Aired 1/5/2017

Sheldon and Amy visit Leonard and Penny for the first time since the holidays and share details about their terrible trip to Texas.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Separation Agitation
star
7.55
8402 votes

#21 - The Separation Agitation

Season 10 - Episode 21 - Aired 4/13/2017

Howard and Bernadette have a hard time leaving Halley in day care when Bernadette returns to work. Also, Bert introduces the gang to his new girlfriend, Rebecca.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Collaboration Fluctuation
star
7.54
8922 votes

#22 - The Collaboration Fluctuation

Season 10 - Episode 19 - Aired 3/30/2017

Leonard, Penny and Raj adjust to their new living arrangement and Sheldon takes an interest in Amy's work.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Allowance Evaporation
star
7.53
8798 votes

#23 - The Allowance Evaporation

Season 10 - Episode 16 - Aired 2/16/2017

Sheldon and Amy have their first fight since moving in together, and Koothrappali is shocked at the realities of financial independence when he stops receiving support from his father.

Directors: Mark Cendrowski
Watch Now:Apple TV
The Cognition Regeneration
star
7.48
8349 votes

#24 - The Cognition Regeneration

Season 10 - Episode 22 - Aired 4/27/2017

Leonard isn’t thrilled when Penny considers taking a new job offered by her ex-boyfriend, Zack.

Directors: Mark Cendrowski
Watch Now:Apple TV