Over the course of its 12-season run, The Big Bang Theory evolved from a quirky, niche sitcom about a group of geeky scientists into a bona fide pop culture phenomenon. The show’s unique blend of ...

For 12 seasons, The Big Bang Theory entertained us with stories about a group of scientist friends who, despite their differences, showed us the true meaning of friendship. From its debut in late ...

The character was a constant rival for Sheldon Cooper (Jim Parsons) and Leonard Hofstadter (Johnny Galecki) in the original show, being introduced in the second season of The Big Bang Theory.