It was big on laughs, but "TBBT" could get serious too. For this list, we’ll be looking at times this long-running sitcom got real about relatable personal or world issues. Our countdown includes body image struggles, women in science, mental health, and...

Dance used as humor. So funny.

These Amy Farrah Fowler moments all deserve a tiara. For this list, we’ll be looking at our favorite moments and episodes featuring this quirky and adorkable neuroscientist. Our countdown includes her wedding day, overstaying her welcome, helping Sheldon...

These truths unearthed the dark side of "The Big Bang Theory." For this list, we’ll be going behind the scenes of “The Big Bang Theory” and diving into some reported facts about the characters, the actors and even the show itself. Our countdown includes p...

Sometimes the side characters stole the show on "The Big Bang Theory." For this list, we’ll be looking at times the long-running sitcom’s supporting cast gave us main character energy. Our countdown includes Zack & the Science Dudes, Beverly Hofstadte...

A thought experiment in quantum mechanics. Austrian physicist Erwin Schrödinger, one of the founders of quantum mechanics, posed this famous question: If you put a cat in a sealed box with a device that has a 50% chance of killing the cat in the next hou...

These "Big Bang Theory" quotes never get old. For this list, we’ll be looking at quips from all 12 seasons that gave us the best laughs. Our countdown includes Howard's survival training, Sheldon can't let go, Bernie's fake laugh, and more! What's YOUR fa...

No "Big Bang Theory" character was more savage than Sheldon. For this list, we’ll be looking at the character’s most audacious quotes, quips, and considerably shameless actions. Our countdown includes Sheldon gets sick, crushing Leonard's dreams, playing...

If we had a penny for all the times Penny was a savage on "The Big Bang Theory." For this list, we’ll be looking at Penny’s fiercest takedowns and most cutting comebacks on the long-running sitcom. Our countdown includes messing with Raj, Sheldon's an ali...