Be sure to watch The Big Bang Theory Season 8 Episode 16 online right here via TV Fanatic to find out why Penny and Sheldon are trying an experiment to see if they will fall in love. The experiement requires them to ask personal questions of one another, and their answers may just surprise you. So what will the experiment reveal about them? And what about their real relationships? The experiment leads them to some surprising conclusions, and also brings up a few old memories. So what are the results of the experiment?

Meanwhile, Howard's mom's ashes have been lost with their luggage. Will he be able to find them? And how will he say goodbye to his mother? It's a touching, emotional moment. Watch The Big Bang Theory online to see how it goes.

And Leonard, Amy, Raj, and Raj's girlfriend participate in a bizarre, interactive Zombie game. What do they learn in the process? One thing is for certain, you won't want to miss it. So, what are you waiting for? Watch The Big Bang Theory Season 8 Episode 16 online right here via TV Fanatic! We offer several ways to watch your favorite shows!