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Season 1 - Sep. 24, 2007
- Eps 1: Pilot
- Eps 2: The Big Bran Hypothesis
- Eps 3: The Fuzzy Boots Corollary
- Eps 4: The Luminous Fish Effect
- Eps 5: The Hamburger Postulate
- Eps 6: The Middle-Earth Paradigm
- Eps 7: The Dumpling Paradox
- Eps 8: The Grasshopper Experiment
- Eps 9: The Cooper-Hofstadter Polarization
- Eps 10: The Loobenfeld Decay
- Eps 11: The Pancake Batter Anomaly
- Eps 12: The Jerusalem Duality
- Eps 13: The Bat Jar Conjecture
- Eps 14: The Nerdvana Annihilation
- Eps 15: The Pork Chop Indeterminacy
- Eps 16: The Peanut Reaction
- Eps 17: The Tangerine Factor
Season 2 - Sep. 22, 2008
- Eps 1: The Bad Fish Paradigm
- Eps 2: The Codpiece Topology
- Eps 3: The Barbarian Sublimation
- Eps 4: The Griffin Equivalency
- Eps 5: The Euclid Alternative
- Eps 6: The Cooper-Nowitzki Theorem
- Eps 7: The Panty Piñata Polarization
- Eps 8: The Lizard-Spock Expansion
- Eps 9: The White Asparagus Triangulation
- Eps 10: The Vartabedian Conundrum
- Eps 11: The Bath Item Gift Hypothesis
- Eps 12: The Killer Robot Instability
- Eps 13: The Friendship Algorithm
- Eps 14: The Financial Permeability
- Eps 15: The Maternal Capacitance
- Eps 16: The Cushion Saturation
- Eps 17: The Terminator Decoupling
- Eps 18: The Work Song Nanocluster
- Eps 19: The Dead Hooker Juxtaposition
- Eps 20: The Hofstadter Isotope
- Eps 21: The Vegas Renormalization
- Eps 22: The Classified Materials Turbulence
- Eps 23: The Monopolar Expedition
Season 3 - Sep. 21, 2009
- Eps 1: The Electric Can Opener Fluctuation
- Eps 2: The Jiminy Conjecture
- Eps 3: The Gothowitz Deviation
- Eps 4: The Pirate Solution
- Eps 5: The Creepy Candy Coating Corollary
- Eps 6: The Cornhusker Vortex
- Eps 7: The Guitarist Amplification
- Eps 8: The Adhesive Duck Deficiency
- Eps 9: The Vengeance Formulation
- Eps 10: The Gorilla Experiment
- Eps 11: The Maternal Congruence
- Eps 12: The Psychic Vortex
- Eps 13: The Bozeman Reaction
- Eps 14: The Einstein Approximation
- Eps 15: The Large Hadron Collision
- Eps 16: The Excelsior Acquisition
- Eps 17: The Precious Fragmentation
- Eps 18: The Pants Alternative
- Eps 19: The Wheaton Recurrence
- Eps 20: The Spaghetti Catalyst
- Eps 21: The Plimpton Stimulation
- Eps 22: The Staircase Implementation
- Eps 23: The Lunar Excitation
Season 4 - Sep. 23, 2010
- Eps 1: The Robotic Manipulation
- Eps 2: The Cruciferous Vegetable Amplification
- Eps 3: The Zazzy Substitution
- Eps 4: The Hot Troll Deviation
- Eps 5: The Desperation Emanation
- Eps 6: The Irish Pub Formulation
- Eps 7: The Apology Insufficiency
- Eps 8: The 21-second Excitation
- Eps 9: The Boyfriend Complexity
- Eps 10: The Alien Parasite Hypothesis
- Eps 11: The Justice League Recombination
- Eps 12: The Bus Pants Utilization
- Eps 13: The Love Car Displacement
- Eps 14: The Thespian Catalyst
- Eps 15: The Benefactor Factor
- Eps 16: The Cohabitation Formulation
- Eps 17: The Toast Derivation
- Eps 18: The Prestidigitation Approximation
- Eps 19: The Zarnecki Incursion
- Eps 20: The Herb Garden Germination
- Eps 21: The Agreement Dissection
- Eps 22: The Wildebeest Implementation
- Eps 23: The Engagement Reaction
- Eps 24: The Roommate Transmogrification
Season 5 - Sep. 22, 2011
- Eps 1: The Skank Reflex Analysis
- Eps 2: The Infestation Hypothesis
- Eps 3: The Pulled Groin Extrapolation
- Eps 4: The Wiggly Finger Catalyst
- Eps 5: The Russian Rocket Reaction
- Eps 6: The Rhinitis Revelation
- Eps 7: The Good Guy Fluctuation
- Eps 8: The Isolation Permutation
- Eps 9: The Ornithophobia Diffusion
- Eps 10: The Flaming Spittoon Acquisition
- Eps 11: The Speckerman Recurrence
- Eps 12: The Shiny Trinket Maneuver
- Eps 13: The Recombination Hypothesis
- Eps 14: The Beta Test Initiation
- Eps 15: The Friendship Contraction
- Eps 16: The Vacation Solution
- Eps 17: The Rothman Disintegration
- Eps 18: The Werewolf Transformation
- Eps 19: The Weekend Vortex
- Eps 20: The Transporter Malfunction
- Eps 21: The Hawking Excitation
- Eps 22: The Stag Convergence
- Eps 23: The Launch Acceleration
- Eps 24: The Countdown Reflection
Season 6 - Sep. 27, 2012
- Eps 1: The Date Night Variable
- Eps 2: The Decoupling Fluctuation
- Eps 3: The Higgs Boson Observation
- Eps 4: The Re-Entry Minimization
- Eps 5: The Holographic Excitation
- Eps 6: The Extract Obliteration
- Eps 7: The Habitation Configuration
- Eps 8: The 43 Peculiarity
- Eps 9: The Parking Spot Escalation
- Eps 10: The Fish Guts Displacement
- Eps 11: The Santa Simulation
- Eps 12: The Egg Salad Equivalency
- Eps 13: The Bakersfield Expedition
- Eps 14: The Cooper/Kripke Inversion
- Eps 15: The Spoiler Alert Segmentation
- Eps 16: The Tangible Affection Proof
- Eps 17: The Monster Isolation
- Eps 18: The Contractual Obligation Implementation
- Eps 19: The Closet Reconfiguration
- Eps 20: The Tenure Turbulence
- Eps 21: The Closure Alternative
- Eps 22: The Proton Resurgence
- Eps 23: The Love Spell Potential
- Eps 24: The Bon Voyage Reaction
Season 7 - Sep. 26, 2013
- Eps 1: The Hofstadter Insufficiency
- Eps 2: The Deception Verification
- Eps 3: The Scavenger Vortex
- Eps 4: The Raiders Minimization
- Eps 5: The Workplace Proximity
- Eps 6: The Romance Resonance
- Eps 7: The Proton Displacement
- Eps 8: The Itchy Brain Simulation
- Eps 9: The Thanksgiving Decoupling
- Eps 10: The Discovery Dissipation
- Eps 11: The Cooper Extraction
- Eps 12: The Hesitation Ramification
- Eps 13: The Occupation Recalibration
- Eps 14: The Convention Conundrum
- Eps 15: The Locomotive Manipulation
- Eps 16: The Table Polarization
- Eps 17: The Friendship Turbulence
- Eps 18: The Mommy Observation
- Eps 19: The Indecision Amalgamation
- Eps 20: The Relationship Diremption
- Eps 21: The Anything Can Happen Recurrence
- Eps 22: The Proton Transmogrification
- Eps 23: The Gorilla Dissolution
- Eps 24: The Status Quo Combustion
Season 8 - Sep. 22, 2014
- Eps 1: The Locomotion Interruption
- Eps 2: The Junior Professor Solution
- Eps 3: The First Pitch Insufficiency
- Eps 4: The Hook-Up Reverberation
- Eps 5: The Focus Attenuation
- Eps 6: The Expedition Approximation
- Eps 7: The Misinterpretation Agitation
- Eps 8: The Prom Equivalency
- Eps 9: The Septum Deviation
- Eps 10: The Champagne Reflection
- Eps 11: The Clean Room Infiltration
- Eps 12: The Space Probe Disintegration
- Eps 13: The Anxiety Optimization
- Eps 14: The Troll Manifestation
- Eps 15: The Comic Book Store Regeneration
- Eps 16: The Intimacy Acceleration
- Eps 17: The Colonization Application
- Eps 18: The Leftover Thermalization
- Eps 19: The Skywalker Incursion
- Eps 20: The Fortification Implementation
- Eps 21: The Communication Deterioration
- Eps 22: The Graduation Transmission
- Eps 23: The Maternal Combustion
- Eps 24: The Commitment Determination
Season 9 - Sep. 21, 2015
- Eps 1: The Matrimonial Momentum
- Eps 2: The Separation Oscillation
- Eps 3: The Bachelor Party Corrosion
- Eps 4: The 2003 Approximation
- Eps 5: The Perspiration Implementation
- Eps 6: The Helium Insufficiency
- Eps 7: The Spock Resonance
- Eps 8: The Mystery Date Observation
- Eps 9: The Platonic Permutation
- Eps 10: The Earworm Reverberation
- Eps 11: The Opening Night Excitation
- Eps 12: The Sales Call Sublimation
- Eps 13: The Empathy Optimization
- Eps 14: The Meemaw Materialization
- Eps 15: The Valentino Submergence
- Eps 16: The Positive Negative Reaction
- Eps 17: The Celebration Experimentation
- Eps 18: The Application Deterioration
- Eps 19: The Solder Excursion Diversion
- Eps 20: The Big Bear Precipitation
- Eps 21: The Viewing Party Combustion
- Eps 22: The Fermentation Bifurcation
- Eps 23: The Line Substitution Solution
- Eps 24: The Convergence Convergence
Season 10 - Sep. 19, 2016
- Eps 1: The Conjugal Conjecture
- Eps 2: The Military Miniaturization
- Eps 3: The Dependence Transcendence
- Eps 4: The Cohabitation Experimentation
- Eps 5: The Hot Tub Contamination
- Eps 6: The Fetal Kick Catalyst
- Eps 7: The Veracity Elasticity
- Eps 8: The Brain Bowl Incubation
- Eps 9: The Geology Elevation
- Eps 10: The Property Division Collision
- Eps 11: The Birthday Synchronicity
- Eps 12: The Holiday Summation
- Eps 13: The Romance Recalibration
- Eps 14: The Emotion Detection Automation
- Eps 15: The Locomotion Reverberation
- Eps 16: The Allowance Evaporation
- Eps 17: The Comic-Con Conundrum
- Eps 18: The Escape Hatch Identification
- Eps 19: The Collaboration Fluctuation
- Eps 20: The Recollection Dissipation
- Eps 21: The Separation Agitation
- Eps 22: The Cognition Regeneration
- Eps 23: The Gyroscopic Collapse
- Eps 24: The Long Distance Dissonance
Season 11 - Sep. 25, 2017
- Eps 1: The Proposal Proposal
- Eps 2: The Retraction Reaction
- Eps 3: The Relaxation Integration
- Eps 4: The Explosion Implosion
- Eps 5: The Collaboration Contamination
- Eps 6: The Proton Regeneration
- Eps 7: The Geology Methodology
- Eps 8: The Tesla Recoil
- Eps 9: The Bitcoin Entanglement
- Eps 10: The Confidence Erosion
- Eps 11: The Celebration Reverberation
- Eps 12: The Matrimonial Metric
- Eps 13: The Solo Oscillation
- Eps 14: The Separation Triangulation
- Eps 15: The Novelization Correlation
- Eps 16: The Neonatal Nomenclature
- Eps 17: The Athenaeum Allocation
- Eps 18: The Gates Excitation
- Eps 19: The Tenant Disassociation
- Eps 20: The Reclusive Potential
- Eps 21: The Comet Polarization
- Eps 22: The Monetary Insufficiency
- Eps 23: The Sibling Realignment
- Eps 24: The Bow Tie Asymmetry
Season 12 - Sep. 24, 2018
- Eps 1: The Conjugal Configuration
- Eps 2: The Wedding Gift Wormhole
- Eps 3: The Procreation Calculation
- Eps 4: The Tam Turbulence
- Eps 5: The Planetarium Collision
- Eps 6: The Imitation Perturbation
- Eps 7: The Grant Allocation Derivation
- Eps 8: The Consummation Deviation
- Eps 9: The Citation Negation
- Eps 10: The VCR Illumination
- Eps 11: The Paintball Scattering
- Eps 12: The Propagation Proposition
- Eps 13: The Confirmation Polarization
- Eps 14: The Meteorite Manifestation
- Eps 15: The Donation Oscillation
- Eps 16: The D & D Vortex
- Eps 17: The Conference Valuation
- Eps 18: The Laureate Accumulation
- Eps 19: The Inspiration Deprivation
- Eps 20: The Decision Reverberation
- Eps 21: The Plagiarism Schism
- Eps 22: The Maternal Conclusion
- Eps 23: The Change Constant / The Stockholm Syndrome
- Eps 24: Unraveling the Mystery: A Big Bang Farewell
The Big Bang Theory Season 12 Episode 18
HD
Overview:
When competitors Pemberton and Campbell charm America on a publicity tour, Sheldon and Amy try to bring Nobel laureates Kip Thorne, George Smoot and Frances Arnold to their side. Also, Halley’s fear of the dark leads to opportunity and conflict for Howard, Bernadette and Stuart.