[s7e7] The Proton Displacement Apr 2026

: This episode adds Bill Nye to the long list of celebrities who have filed restraining orders against Sheldon, including Leonard Nimoy, Stan Lee, and Carl Sagan.

In which originally aired on November 7, 2013, the central plot revolves around Sheldon Cooper's complex relationship with his childhood hero, Professor Proton. Episode Summary

: The research paper Leonard and Arthur discuss focuses on vacuum tubes and nanoelectronics . [S7E7] The Proton Displacement

: Feeling slighted, Sheldon attempts to make Arthur jealous by befriending rival science TV host Bill Nye ("The Science Guy"). This plan backfires when Bill Nye eventually ditches him, leading to another celebrity restraining order for Sheldon.

: Sheldon is seen wearing a Sinestro Corps (Yellow Lantern) shirt, which symbolizes "fear"—a nod to the tension in his relationship with Arthur during the episode. : This episode adds Bill Nye to the

The main storyline begins when Sheldon and Leonard run into at a drug store. Conflict arises when Arthur emails Leonard to collaborate on a research paper about vacuum nanoelectronics instead of Sheldon, whom Arthur finds incredibly annoying.

: Arthur Jeffries' character mentions that Bill Nye "stole" his show, a humorous reference to the real-life influence of scientific edutainment pioneers like Don Herbert (Mr. Wizard) on later shows. The Proton Displacement | The Big Bang Theory Wiki | Fandom : Feeling slighted, Sheldon attempts to make Arthur

The full cast for this episode features the series regulars and two notable guest stars: : Returns as Arthur Jeffries (Professor Proton). Bill Nye : Appears as himself in a cameo role. Johnny Galecki : Leonard Hofstadter. Jim Parsons : Sheldon Cooper. Kaley Cuoco : Penny. Simon Helberg : Howard Wolowitz. Kunal Nayyar : Rajesh Koothrappali. Mayim Bialik : Amy Farrah Fowler. Melissa Rauch : Bernadette Rostenkowski. Scientific and Trivia Highlights