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The Horror, The Horror!

"The Gyroscopic Collapse" is the twenty-third episode and penultimate episode of the tenth season of the American sitcom The Big Bang Theory. The episode aired on May 4, 2017.


Amy is offered a fellowship at Princeton. Raj also has made some new living arrangements and Colonel Williams takes over the gyroscopic project, confiscating it from Leonard, Howard, and Sheldon, much to their disbelief.

Extended Plot

After the gang celebrate their Air Force Project, they find that their project has been taken over by Colonel Williams. Meanwhile Amy has been offered a research position at Princeton but is hesitant if she should go unless she checks with Sheldon, Sheldon is in doubt but eventually allows Amy to go to Princeton. The gang also discuss Raj's living arrangement and Leonard helps him to move.



  • Title Reference: To be entered.
  • Taping date: April 18, 2017
  • This episode was watched by xx.xx million people with a rating of x.x (adults 18-49).
  • Total viewers including DVR users xx.xx million.
  • The Big Bang Theory was ranked #x for the week ending xx May 2017.
  • This episode aired in Canada on May 4, 2017.


To be entered.


  • In the opening scene the episode has flashback scenes from "The Locomotion Reverbration".
  • Colonel Williams returns in this episode. His previous appearance was in "The Locomotion Reverbration". He is seen in flashbacks and Sheldon, Howard and Leonard talk to him with a webcam.
  • Howard had feared that Air Force would take the Gyroscopic project away from them and in "The Fermentation Bifurcation" (S9E22), Zack had also believed that the military would get their hands on the project, this episode proves Howard's fears and Zack's words were ultimately correct.
  • Starting with this episode Amy will be away at Princeton leading to the events in the Season 10 finale.


Penny: Hey, what's going on?
Leonard: You won't believe it; the military confiscated our project!
Penny: (shocked; sits down next to Bernadette) What?!
Bernadette: (in disbelief) You're kidding! Why would they do that?
Howard: They wouldn't say.
Sheldon: (still outraged) I feel so betrayed. All my life, I thought Uncle Sam was a friendly uncle who gave you presents. Turns out, he's the other kind.
Amy: Sheldon, I am so sorry.


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