The Big Bang Theory on CBS

2007, TV Show

Seasons:

1
- The Tangerine Factor (Original Airdate May 19, 2008)
- The Peanut Reaction (Original Airdate May 12, 2008)
- The Pork Chop Indeterminancy (Original Airdate May 5, 2008)
- The Nerdvana Annihilation (Original Airdate Apr 28, 2008)
- The Bat Jar Conjecture (Original Airdate Apr 21, 2008)
- The Jerusalem Duality (Original Airdate Apr 14, 2008)
- The Pancake Batter Anomaly (Original Airdate Mar 31, 2008)
- The Loobenfeld Decay (Original Airdate Mar 24, 2008)
- The Cooper-Hofstadter Polarization (Original Airdate Nov 20, 2007)
- The Grasshopper Experiment (Original Airdate Nov 12, 2007)
- The Dumpling Paradox (Original Airdate Nov 5, 2007)
- The Middle Earth Paradigm (Original Airdate Oct 29, 2007)
- The Hamburger Postulate (Original Airdate Oct 22, 2007)
- The Luminous Fish Effect (Original Airdate Oct 15, 2007)
- The Fuzzy Boots Corollary (Original Airdate Oct 8, 2007)
- The Big Bran Hypothesis (Original Airdate Oct 1, 2007)
- Pilot (Original Airdate Sep 24, 2007)
2
- The Monopolar Expedition (Original Airdate May 11, 2009)
- The Classified Materials Turbulence (Original Airdate May 4, 2009)
- The Vegas Renormalization (Original Airdate Apr 27, 2009)
- The Hofstadter Isotope (Original Airdate Apr 13, 2009)
- The Dead Hooker Juxtaposition (Original Airdate Mar 30, 2009)
- The Work Song Nanocluster (Original Airdate Mar 16, 2009)
- The Terminator Decoupling (Original Airdate Mar 9, 2009)
- The Cushion Saturation (Original Airdate Mar 2, 2009)
- The Maternal Capacitance (Original Airdate Feb 9, 2009)
- The Financial Permeability (Original Airdate Feb 2, 2009)
- The Friendship Algorithm (Original Airdate Jan 19, 2009)
- The Killer Robot Instability (Original Airdate Jan 12, 2009)
- The Bath Item Gift Hypothesis (Original Airdate Dec 15, 2008)
- The Vartabedian Conundrum (Original Airdate Dec 8, 2008)
- The White Asparagus Triangulation (Original Airdate Nov 24, 2008)
- The Lizard-Spock Expansion (Original Airdate Nov 17, 2008)
- The Panty Piñata Polarization (Original Airdate Nov 10, 2008)
- The Cooper-Nowitzki Theorem (Original Airdate Nov 3, 2008)
- The Euclid Alternative (Original Airdate Oct 20, 2008)
- The Griffin Equivalency (Original Airdate Oct 13, 2008)
- The Barbarian Sublimation (Original Airdate Oct 6, 2008)
- The Codpiece Topology (Original Airdate Sep 29, 2008)
- The Bad Fish Paradigm (Original Airdate Sep 22, 2008)
3
- The Maternal Congruence (Original Airdate Dec 14, 2009)
- The Vengeance Formulation (Original Airdate Nov 23, 2009)
- The Adhesive Duck Deficiency (Original Airdate Nov 16, 2009)
- The Guitarist Amplification (Original Airdate Nov 9, 2009)
- The Cornhusker Vortex (Original Airdate Nov 2, 2009)
- The Creepy Candy Coating Corollary (Original Airdate Oct 19, 2009)
- The Pirate Solution (Original Airdate Oct 12, 2009)
- The Gothowitz Deviation (Original Airdate Oct 5, 2009)
- The Jiminy Conjecture (Original Airdate Sep 28, 2009)
- The Electric Can Opener Fluctuation (Original Airdate Sep 21, 2009)

The Big Bang Theory Episode: "The Hofstadter Isotope"

Season 2, Episode 20

Episode Synopsis: Penny is romanced by a friend of the guys' while at a comic-book store. Meanwhile, Leonard and Wolowitz search for love at a bar's ladies' night. Original Air Date: Apr 13, 2009

The Big Bang Theory Episode Recap: "The Hofstadter Isotope"

Apr 14, 2009 08:48 AM ET
by Ryan Myxter
15 Comments

This week Penny finds romance in a very unlikely place. Meanwhile, Leonard and Howard search for women at a bar during ladies' night.
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Cast & Details

Premiered: September 24, 2007, on CBS

Rating: None

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Premise: Two nerdy physicists share an apartment and an unlikely friendship with their beautiful neighbor with whom one of them is infatuated.

The Big Bang Theory Cast