!['The Big Bang Theory' Season 12, Episode 21, Recap: Amy and Sheldon Are One Step Closer to the Nobel | Glamour 'The Big Bang Theory' Season 12, Episode 21, Recap: Amy and Sheldon Are One Step Closer to the Nobel | Glamour](https://media.glamour.com/photos/5cc795d58a76a893b3cee915/master/w_3000,h_2174,c_limit/114919_WB_0028b.jpg)
'The Big Bang Theory' Season 12, Episode 21, Recap: Amy and Sheldon Are One Step Closer to the Nobel | Glamour
![The Big Bang Theory' Season 12, Episode 21, Recap: Amy and Sheldon Are One Step Closer to the Nobel | Glamour The Big Bang Theory' Season 12, Episode 21, Recap: Amy and Sheldon Are One Step Closer to the Nobel | Glamour](https://media.glamour.com/photos/5cc7a6bb91540a56589a42f2/master/w_1600%2Cc_limit/114919_WB_0083b.jpg)
The Big Bang Theory' Season 12, Episode 21, Recap: Amy and Sheldon Are One Step Closer to the Nobel | Glamour
![The Big Bang Theory' Season 12, Episode 21, Recap: Amy and Sheldon Are One Step Closer to the Nobel | Glamour The Big Bang Theory' Season 12, Episode 21, Recap: Amy and Sheldon Are One Step Closer to the Nobel | Glamour](https://media.glamour.com/photos/5cc795d3f3fe5b3ff3b93692/master/w_1600%2Cc_limit/114919_WB_0337b.jpg)
The Big Bang Theory' Season 12, Episode 21, Recap: Amy and Sheldon Are One Step Closer to the Nobel | Glamour
![The Big Bang Theory' Season 12, Episode 21, Recap: Amy and Sheldon Are One Step Closer to the Nobel | Glamour The Big Bang Theory' Season 12, Episode 21, Recap: Amy and Sheldon Are One Step Closer to the Nobel | Glamour](https://media.glamour.com/photos/5cc7a6b9f3fe5bf196b93694/master/w_2146,h_3000,c_limit/114919_WB_0374b.jpg)