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.

Originally broadcast on television by CBS. Season 1 special features: Quantum mechanics of "The big bang theory" : a behind-the-scenes look into geek chic. Season 2 special features: Physicist to the stars: real-life physicist/UCLA professor David Saltzberg's consulting relationship to the show, Testing the infinite hilarity hypothesis in relation to the Big bang theory: season two's unique characters and characteristics, gag reel. Season 3 special features: Big bang set tour; Take out with the Big bang theory; gag reel. Season 4 special features: Actor on actor: The Big Bang's theory of relativity; Barnaked Ladies series theme song music video; gag reel. Season 5 special features: The big bang theory @ 100; The big bang theory's laws of reflection; Professors of production; gag reel. Season 6 special features: The Big Bang Theory: The final comedy frontier; Houston, we have a sitcom; Electromagnetism: The best relationship moments; The Big Bang Theory at PaleyFest 2013; gag reel. Season 7 special features: 2013 Comic-Con panel; Johnny Galecki crashes the BBT writers panel; String theory serenade; James Earl Jones: the un-conventional guest star; The Big Bang Theory's May the 4th; The big Cendrowski: backstage with the coolest director and cast in the Universe; BBTea time; Gag reel. Season 8 special features: 2014 Comic-con panel; tShooting stars: BBT on BBT; Constellation prize; Here's to you, Carol Ann Susi; It's a Quark...It's an Atom...It's the #BBTSuperfans!; gag reel. Season 9 special features: 2015 Comic-con Panel; #JustAskBBT: If ia had to go to Mars...; The Big Bang Theory gives back; Love is rocket science; The big 200!; gag reel. Season 10 special features: Best of The Big Bang Theory: 2016 Comic-Con panel; #JustAskBBT; Mad props; The ever-expanding universe of The big bang theory; Who's the baby now?; Gag reel. Season 11 special features : Three all-new featurettes : A BBT history of time -- The Big Bang Theory: The blueprint of comedy -- The maturation imperative ; Gag reel. Season 12 special features: The Big Bang Theory's impact ; The Big Bang Theory cast visits Ellen ; Best of the Big Bang Theory 2018 Comic-Con panel ; The sweet spot ; The last days of the Big Bang Theory ; Unravelling the mystery : A Big Bang farewell special ; Gag reel.

Season 1:Pilot -- The big bran hypothesis -- The fuzzy boots corollary -- The luminous fish effect -- The hamburger postulate -- The Middle Earth paradigm -- The dumpling paradox -- The grasshopper experiment -- The Cooper-Hofstadter polarization -- The Loobenfeld decay -- The pancake batter anomaly -- The Jerusalem duality -- The bat jar conjecture -- The Nerdvana annihilation -- The pork chop indeterminacy -- The peanut reaction -- The tangerine factor. Season 2: The bad fish paradigm -- The codpiece topology -- The barbarian sublimation -- The Griffin equivalency -- The Euclid alternative -- The Cooper-Nowitzki theorem -- The panty pinata polarization -- The lizard-Spock expansion -- The white asparagus triangulation -- The Vartabedian conundrum -- The bath item gift hypothesis -- The killer robot instability -- The friendship algorithm -- The financial permeability -- The maternal capacitance -- The cushion saturation -- The Terminator decoupling -- The work song nanocluster -- The dead hooker juxtaposition -- The Hofstadter isotope -- The Vegas renormalization -- The classified materials turbulence -- The monopolor expedition. Season 3: The electric can opener fluctuation -- The Jimmy conjecture -- The Gothowitz deviation -- The pirate solution -- The creepy candy coating corollary -- The cornhusker vortex -- The guitarist amplification -- The adhesive duck deficiency -- The vengeance formulation -- The gorilla experiment -- The maternal congruence -- The psychic vortex -- The Bozeman reaction -- The Einstein approximation -- The large Hadron collision -- The excelsior acquisition -- The precious fragmentation -- The pants alternative -- The Wheaton recurrence -- The spaghetti catalyst -- The Plimpton stimulation -- The staircase implementation -- The lunar excitation. Season 4: The robotic manipulation -- The cruciferous vegetable amplification -- The zazzy substitution -- The hot troll deviation -- The desperation emanation -- The Irish pub formulation -- The apology insufficiency -- The 21-second excitation -- The boyfriend complexity -- The alien parasite hypothesis -- The Justice League recombination -- The bus pants utilization -- The love car displacement -- The thespian catalyst -- The benefactor factor -- The cohabitation formulation -- The toast derivation -- The prestidigitation approximation -- The Zarnecki incursion -- The herb garden germination -- The agreement dissection -- The wildebeest implementation -- The engagement reaction -- The roommate transmogrification. Season 5. The skank reflex analysis -- The infestation hypothesis -- The pulled groin extrapolation -- The wiggly finger catalyst -- The Russian rocket reaction -- The rhinitis revelation -- The good guy fluctuation -- The isolation permutation -- The ornithophobia diffusion -- The flaming spittoon acquisition -- The Speckerman recurrence -- The shiny trinket maneuver -- The recombination hypothesis -- The beta test initiation -- The friendship contraction -- The vacation solution -- The Rothman disintegration -- The werewolf transformation -- The weekend vortex -- The transporter malfunction -- The Hawking excitation -- The stag convergence -- The launch acceleration -- The countdown reflection. Season 6: The date night variable -- The decoupling fluctuation -- The Higgs Boson observation -- The re-entry minimization -- The holographic excitation -- The extract obliteration -- The habitation configuration -- The 43 peculiarity -- The parking spot escalation -- The fish guts displacement -- The Santa simulation -- The egg salad equivalency -- The Bakersfield expedition -- The Cooper/Kripke inversion -- The spoiler alert segmentation -- The tangible affection proof -- The monster isolation -- The contractual obligation implementation -- The closet reconfiguration -- The tenure turbulence -- The closure alternative -- The proton resurgence -- The Love spell potential -- The bon voyage reaction. Season 7: The Hofstadter insufficiency -- The deception verification -- The scavenger vortex -- The raiders minimization -- The workplace proximity -- The romance resonance -- The Proton displacement -- The itchy brain simulation -- Special features -- The Thanksgiving decoupling -- The discovery dissipation -- The Cooper extraction -- The hesitation ramification -- The occupation recalibration -- The convention conundrum -- The locomotive manipulation -- The table polarization -- Special features -- The friendhship turbulence -- The mommy observation -- The indecision amalgamation -- The relationship diremption -- The anything can happen recurrence -- The Proton transmogrification -- The gorilla dissolution -- The status quo combustion -- Special features. Season 8. Disc 1. The locomotion interruption -- The junior professor solution -- The first pitch insufficiency -- The hook-up reverberation -- The focus attenuation -- The expedition approximation -- The misinterpretation agitation -- The prom equivalency -- Special features -- Disc 2. The septum deviation -- The champagne reflection -- The clean room infiltration -- The space probe disintegration -- The anxiety optimization -- The troll manifestation -- The comic book store regeneration -- The intimacy acceleration -- Special features -- Disc 3. The colonization application -- The leftover thermalization -- The skywalker incursion -- The fortification implementation -- The communication deterioration -- The graduation transmission -- The maternal combustion -- The commitment determination -- Special features. Season 9: The matrimonial momentum -- The separation oscillation -- The bachelor party corrosion -- The 2003 approximation -- The perspiration implementation -- The helium insufficiency -- The Spock resonance -- The mystery date observation-- -- The platonic permutation -- The earworm reverberation -- The opening night excitation -- The sales call sublimation -- The empathy optimization -- The Meemaw materialization -- The Valentino submergence -- The positive negative reaction -- The celebration experimentation -- The application deterioration -- The solder excursion diversion -- The big bear precipitation -- The viewing party combustion -- The fermentation bifurcation -- The line subsitution solution -- The convergence convergence. Season 10: The conjugal conjecture -- The military miniaturization -- The dependence transcendence -- The cohabitation experimentation -- The hot tub contamination -- The fetal kick catalyst -- The veracity elasticity -- The brain bowl incubation -- The geology elevation -- The property division collision -- The birthday synchronicity -- The holiday summation -- The romance recalibration -- The emotion detection automation -- The locomotion reverberation -- The allowance evaporation -- The comic-con conundrum -- The escape hatch identification -- The collaboration fluctuation -- The recollection dissipation -- The separation agitation -- The cognition regeneration -- The gyroscopic collapse -- The long distance dissonance. Season 11 : Disc 1 : The proposal proposal -- The retraction reaction -- The relaxation integration -- The explosion implosion -- The collaboration contamination -- The proton regeneration -- The geology methodology -- The Tesla recoil -- The Bitcoin entanglement -- The confidence erosion -- The celebration reverberation -- The matrimonial metric -- The solo oscillation -- Disc 2 : The separation triangulation -- The novelization correlation -- The neonatal nomenclature -- The Athenaeum allocation -- The Gates excitation -- The tenant dissassociation -- The reclusive potential -- The comet polarization -- The monetary insufficiency -- The sibling realignment -- The bow tie asymmetry. Season 12 : The conjugal configuration -- The wedding gift wormhole -- The procreation calculation -- The tam turbulence -- The planetarium collision -- The imitation perturbation -- The grant allocation derivation -- The consummation deviation -- The citation negation -- The VCR illumination -- The paintball scattering -- The propagation proposition -- The confirmation polarization -- The meteorite manifestation -- The donation oscillation -- The D&D vortex -- The conference valvation -- The Laureate accumulation -- The inspiration deprivation -- The decision reverberation -- The plagiarism schism -- The maternal conclusion -- The change constant -- The Stockholm Syndrome.