Sheldon says a tearful goodbye to "Fun with Flags." Also, Leonard, Howard and Raj look for something significant in a dead professor's research, and Bernadette is shocked to learn her co-workers' true feelings from Penny. (TV-PG L)
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. (TV-PG L).
When the gang recreates a high school prom on the roof the of the guys' apartment building, Sheldon feels pressure to participate in all the typical romantic traditions. (TV-14 D, L)
The guys try to help Penny out of an awkward work dilemma. Meanwhile, Amy and Bernadette argue over whether or not female scientists should play up their sexuality. Billy Bob Thornton guest stars. (TV-14 D)
Sheldon and Raj test whether they could survive a dark-matter research expedition in a salt mine by simulating the conditions in a steam tunnel. Meanwhile, Leonard and Penny seek advice from Wolowitz and Bernadette after they fight about money. (TV-PG D, L)
With the girls away in Vegas for the weekend, the guys try to invent "the next big thing," but only come up with new ways to procrastinate.
Raj's honesty about his past comes back to bite him after his girlfriend is cold to Penny. Meanwhile, the guys consider becoming part-owners in Stuart's comic-book store.
Howard is nervous when NASA asks him to throw out the first pitch at a Los Angeles Angels game for National Space Day. Also, Leonard and Penny try to prove Sheldon wrong after he claims that he and Amy are a superior couple.
When Sheldon is forced to teach a class, Howard surprises everyone by taking it. Meanwhile, the tension between Penny and Bernadette gives Amy a chance to play both sides. Guest star Regina King returns as Mrs. Davis, the University's Director of Employee Relations.
On the eighth season premiere, Leonard and Amy take an unexpected road trip to Arizona to pick up Sheldon. Meanwhile, Penny interviews for a job at Bernadette’s company.
Prepare to enter the eighth dimension of television's perpetual laughter continuum as THE BIG BANG THEORY boldly crosses the frontiers of science and comedy. Doctors Hofstadter & Cooper remain socially challenged, but the two genius roommates and their friends Penny, Howard, Raj, Amy & Bernadette always produce hilarious results.
A horrible day at work prompts Penny to evaluate her life choices – including taking a big step with Leonard. Meanwhile, Howard and Bernadette struggle to care for Mrs. Wolowitz, and Raj gets relationship advice from Sheldon.
With his entire world changing around him, Sheldon is forced to confront an uncertain future and considers a major move in the seventh season finale. Meanwhile, Raj and Emily take it to the next level, and Mrs. Wolowitz's injury is a major headache for Howard and Bernadette. Recurring guest star Christine Baranski returns as Leonard's mother, Beverly Hofstadter.
May the "Fourth" Be With You! Professor Proton helps Sheldon cope with grief, while Leonard turns a relationship milestone into a competition with Penny. Meanwhile Amy and Bernadette make a "Star Wars Day” gift for the guys.
Leonard tries to help Sheldon free his mind by reinstating "Anything Can Happen Thursday," but when Sheldon tries to be spontaneous, it leads to unexpected friction between Penny, Amy and Bernadette. Meanwhile, Raj seeks Howard's help in preparing for a date with Emily.
Sheldon faces a personal crisis after deciding he's wasting his time with String Theory. Meanwhile, a double date between Raj, Emily and the Wolowitzes ends in embarrassment for Howard.
Download the TV Guide app for iPhone, iPad and Android!