
Watch S1, EP12: The Jerusalem Duality with Fubo for $0 Today
Sheldon and Leonard look for a way to derail a 15-year-old physics prodigy's research.
Sheldon and Leonard look for a way to derail a 15-year-old physics prodigy's research.
More episodes
The Big Bang Theory
S2, EP10 "The Vartabedian Conundrum"Leonard asks Penny for advice when his new relationship starts moving too fast.
The Big Bang Theory
S2, EP12 "The Killer Robot Instability"When Penny's comment about Wolowitz's love life sends him into a depressed stupor, his friends lose their most important teammate in an upcoming fighting-robot competition.
The Big Bang Theory
S10, EP14 "The Emotion Detection Automation"Sheldon tests an MIT invention after hearing it can help him read people's emotions; Leonard finds out Penny's brother is coming to town; Raj asks his ex-girlfriends to give him dating advice.
The Big Bang Theory
S12, EP15 "The Donation Oscillation"Penny tries to throw a wrench into Leonard's plan to be a sperm donor for her ex-boyfriend; Wolowitz, Bernadette, Anu and Koothrappali turn Koothrappali's canceled bachelor party into a couple's trip aboard the "vomit comet."
The Big Bang Theory
S7, EP9 "The Thanksgiving Decoupling"When the gang decides to spend Thanksgiving at Mrs. Wolowitz's house, Sheldon protests; Leonard and Penny deal with an error from her past.
The Big Bang Theory
S7, EP8 "The Itchy Brain Simulation"When a mistake comes to light, Sheldon makes Leonard walk a mile in his shoes; Penny decides to confront Raj's ex.
The Big Bang Theory
S7, EP7 "The Proton Displacement"When Professor Proton asks Leonard for help with an experiment, Sheldon retaliates by befriending Proton's rival, Bill Nye.
The Big Bang Theory
S7, EP6 "The Romance Resonance"Sheldon's latest scientific breakthrough leaves him feeling like a fraud; a romantic gesture between Howard and Bernadette causes Penny to up her game with Leonard.