When the beloved couple of The Big Bang Theory finally reunites in season 5, episode 13, "The Recombination Hypothesis," Leonard seems to accept Penny's criticism of his tendency to overthink ...

For Some Fans of The Big Bang Theory, Sheldon’s True Friend is Raj “Sheldon’s friendship with Leonard was largely based on dependency, while Sheldon and Howard mostly enjoyed teasing each other.

The Big Bang Theory’s historic ... a love interest of Leonard. During these three episodes, some fans think she was built up to be a reoccurring character. And then she’s gone.

Leonard and Sheldon might be ... extra makeout scenes for our characters, and/or s-x scenes," Cuoco shared as part of the book The Big Bang Theory: The Definitive, Inside Story of the Epic Hit ...

Best known for popularizing the character of Spock, Nimoy has made countless cameos reprising the character, including on CBS' hit comedy "The Big Bang Theory." Perhaps his best appearance on the ...