Bob Newhart ‘Big Bang Theory’ Marathon To Salute His Professor Proton Episodes

TBS is celebrating the life of comedian and actor Bob Newhart with a Big Bang Theory marathon, featuring the best of his “Professor Proton” episodes.

Beginning Sunday, July 21 at 8 PM on TBS, the marathon includes six classic episodes from various seasons, including The Proton Resurgence, The Proton Displacement, and The Proton Transmogrification.

In the shows, Newhart played Arthur Jeffries, PhD —aka Professor Proton— a former children’s show host who inspired Sheldon and Leonard to become scientists, and later was befriended by them as adults. Professor Proton was known for demonstrating scientific principles using everyday objects.

Full scheduling details:

Sunday, July 21 (8PM-11PM) 

1. The Proton Resurgence (Season 6, Episode 22) 

2. The Proton Displacement (Season 7, Episode 7) 

3. The Proton Transmogrification (Season 7, Episode 22) 

4. The Opening Night Excitation (Season 9, Episode 11) 

5. The Proton Regeneration (Season 11, Episode 6) 

6. The Planetarium Collision (Season 12, Episode 5)