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The Big Bang Theory Season 8 episodes
S08 E01
The Locomotion Interruption
21 mins · Mon, 22 Sep 2014
Sheldon heads to Arizona. Leonard and Amy make an unexpected trip and follow him and Penny goes for an interview.
S08 E02
The Junior Professor Solution
19 mins · Mon, 22 Sep 2014
Amy takes advantage of the tension between Penny and Bernadette.
S08 E03
The First Pitch Insufficiency
19 mins · Mon, 29 Sep 2014
Howard becomes nervous after NASA asks him to throw out the first pitch at a Los Angeles Angels game.
S08 E04
The Hook-Up Reverberation
18 mins · Mon, 6 Oct 2014
Raj's honesty about his past comes back to haunt him after his girlfriend Emily gives Penny the cold shoulder as a result. The guys consider becoming part-owners of Stuart's comic-book shop by investing in his business.
S08 E05
The Focus Attenuation
19 mins · Mon, 13 Oct 2014
Amy and Bernadette accuse Penny of spoiling their fun after she is forced to revise for a work assessment during their weekend trip to Las Vegas, and the guys get together in an attempt to invent something of scientific importance.
S08 E06
The Expedition Approximation
21 mins · Mon, 20 Oct 2014
Sheldon and Raj set up a test to find out whether they could survive a dark-matter research expedition in a salt mine by simulating the conditions in a steam tunnel underneath the university.
S08 E07
The Misinterpretation Agitation
19 mins · Thu, 30 Oct 2014
The guys try to help Penny out of an awkward professional situation when a smitten doctor turns up at her door after her flirtatious sales techniques on behalf of the pharmaceutical company work a little too well.
S08 E08
The Prom Equivalency
20 mins · Thu, 6 Nov 2014
The girls decide they want to re-enact their high-school proms, so the gang recreate the whole event on the roof of the apartment building, but Sheldon feels under pressure to participate in all of the typical romantic traditions.
S08 E09
The Septum Deviation
20 mins · Thu, 13 Nov 2014
When Leonard gets minor surgery on his nose, Sheldon is the one in need of sympathy. Meanwhile, Raj's parents' impending divorce causes Howard and Bernadette to work on their own marriage.
S08 E10
The Champagne Reflection
19 mins · Thu, 20 Nov 2014
Sheldon says an emotional goodbye to Fun with Flags as he and Amy record the final instalment of their internet show. Leonard, Howard and Raj clear out the office of a recently deceased professor and try to find something significant in his research.
S08 E11
The Clean Room Infiltration
19 mins · Thu, 11 Dec 2014
Amy hosts a traditional Victorian Christmas Eve dinner, Raj's father comes to visit, and the guys try to shoo out a bird they let into the university clean room.
S08 E12
The Space Probe Disintegration
19 mins · Thu, 8 Jan 2015
Sheldon and Leonard have an unexpected confrontation when the guys agree to do something that the girls enjoy.
S08 E13
The Anxiety Optimization
20 mins · Thu, 29 Jan 2015
In the hopes of achieving a scientific breakthrough, Sheldon invites his friends to challenge him.
S08 E14
The Troll Manifestation
21 mins · Thu, 5 Feb 2015
After Leonard and Sheldon co-publish a physics paper, they must defend themselves against criticism from an online bully.
S08 E15
The Comic Book Store Regeneration
20 mins · Thu, 19 Feb 2015
Wolowitz receives some shocking news as everyone prepares for the reopening of Stuart's comic-book store.
S08 E16
The Intimacy Acceleration
20 mins · Thu, 26 Feb 2015
As a joke, Sheldon and Penny try an experiment designed to make participants fall in love.
S08 E17
The Colonization Application
20 mins · Thu, 5 Mar 2015
Trouble arises when Amy learns Sheldon has applied for a one-way mission to colonise Mars.
S08 E18
The Leftover Thermalization
19 mins · Thu, 12 Mar 2015
Friction ensues when a magazine fails to mention Leonard in an article about the paper he co-wrote with Sheldon.
S08 E19
The Skywalker Incursion
21 mins · Thu, 2 Apr 2015
When Sheldon and Leonard are asked to speak at UC Berkeley, they take a detour in hope of meeting an idol. Meanwhile, Raj and Amy try to settle a dispute between Howard and Bernadette with a game of ping-pong.
S08 E20
The Fortification Implementation
19 mins · Thu, 9 Apr 2015
Sheldon and Amy build a blanket fort. Meanwhile, Wolowitz meets a half-brother he didn't know he had.
S08 E21
The Communication Deterioration
18 mins · Thu, 16 Apr 2015
When Raj is asked to write a message in case a NASA mission discovers alien life, the guys fight over what he should say. Meanwhile, Penny is torn between auditioning for a movie or keeping her successful pharmaceutical sales job.
S08 E22
The Graduation Transmission
19 mins · Thu, 23 Apr 2015
Wolowitz questions his engineering skills after he and Sheldon can't get a toy drone to fly. A cancelled flight puts Leonard's plans in jeopardy, and Raj sets his parents against one another after he's cut-off financially.
S08 E23
The Maternal Combustion
18 mins · Thu, 30 Apr 2015
When Sheldon's and Leonard's mothers finally meet, personalities collide. Howard decides to do his share of the chores, with a little help from his friends.
S08 E24
The Commitment Determination
20 mins · Thu, 7 May 2015
Sheldon presses Leonard and Penny to choose a date for their wedding, while dealing with dramatic changes in his own relationship with Amy.