The Big Bang Theory

1. The Electric Can Opener Fluctuation

After returning from the North Pole, a conflict among the guys sends Sheldon ...

2. The Jiminy Conjecture

Leonard and Penny's first night together goes awkwardly. Sheldon and Howard w...

3. The Gothowitz Deviation

Sheldon attempts to covertly alter Penny's habits, while Howard and Raj try t...

4. The Pirate Solution

When Raj has to find a new job or be sent back to India, Sheldon's solution l...

5. The Creepy Candy Coating Corollary

Leonard is forced to ask Penny to set Howard up with one of her friends, whil...

6. The Cornhusker Vortex

Leonard tries to learn about football to fit in with Penny's friends. Meanwhi...

7. The Guitarist Amplification

Sheldon is caught in the middle when Leonard and Penny argue about Penny's fr...

8. The Adhesive Duck Deficiency

Penny is forced to turn to Sheldon for help when she dislocates her shoulder ...

9. The Vengeance Formulation

Sheldon plans revenge after Kripke humiliates him on the radio. Howard develo...

10. The Gorilla Experiment

Sheldon attempts to help Penny understand physics to impress Leonard, while H...

11. The Maternal Congruence

Leonard's mother makes a visit to his dismay and Sheldon's delight.

12. The Psychic Vortex

Raj talks Sheldon into being his wingman at a university mixer. Leonard has t...

13. The Bozeman Reaction

When their apartment is robbed, Leonard and Sheldon turn to Howard and Raj to...

14. The Einstein Approximation

Sheldon wreaks havoc when he is stumped by a difficult physics question.

15. The Large Hadron Collision

When Leonard is offered a trip to Switzerland on Valentine's Day to visit the...

16. The Excelsior Acquisition

Sheldon misses an opportunity to get Stan Lee's autograph because he has to m...

17. The Precious Fragmentation

The guys' friendship is threatened when they find a ring from the "Lord of th...

18. The Pants Alternative

Sheldon seeks help from the rest of the gang in overcoming his fear of public...

19. The Wheaton Recurrence

Sheldon takes on Wil Wheaton in a game of bowling. Leonard and Penny's relati...

20. The Spaghetti Catalyst

Sheldon is forced to go behind Leonard's back to spend time with Penny follow...

21. The Plimpton Stimulation

Chaos ensues when a nymphomaniac physicist visiting Sheldon hooks up with Leo...

22. The Staircase Implementation

Leonard tells Penny about how he and Sheldon became roommates and what happen...

23. The Lunar Excitation

Penny has a night of angry, drunken sex with Leonard, much to his confusion. ...