The late Bob Newhart agreed to appear on "The Big Bang Theory" under two specific conditions.

TBS is celebrating the life of comedian and actor Bob Newhart with a Big Bang Theory marathon featuring his “Professor Proton” episodes. Beginning Sunday, at 8 p.m. July 21 on TBS, the marathon ...

Inside the most powerful particle colliders on Earth, protons slam together at nearly the speed of light, shredding matter ...

Bob Newhart and Kaley Cuoco in the 2013 'Big Bang Theory' episode "The Proton Displacement" CBS/courtesy Everett Collection Chuck Lorre has paid tribute to Bob Newhart, his friend who also happened to ...

Check out the official photos from The Big Bang Theory Season 7 Episode 22. The episode is titled, “The Proton Transmogrification,” and airs on Thursday, May 1 at 8 p.m. ET on CBS.

"The Big Bang Theory" gave us a lot of laughs over the years, but the sitcom could also be very sad. These episodes will have ...

The interactions of the quarks and gluons that make up protons and neutrons are so strong that the structure of protons and neutrons is difficult to calculate from theory and must be instead measured ...