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The Big Bang Theory fanart Welcome to The Big Bang Theory at WatchOnlineFree.TV, a great website for those who love to watch The Big Bang Theory online for free. Here you can stream all episodes online without having to downloading any additional software on your computer. If you missed the latest The Big Bang Theory episode on TV, make sure to check our website to follow up on this series!


Latest episode, aired 14 days ago.

The Leftover Thermalization
Episode 18
Air Date: Mar 12
Season: 8

The Leftover Thermalization

Friction ensues when a magazine fails to mention Leonard in an article about the paper he co-wrote with Sheldon. Also, a blackout at Mrs. Wo…

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The Colonization Application
Episode 17
Air Date: Mar 5
Season: 8

The Colonization Application

Trouble arises when Amy learns Sheldon has applied for a one-way mission to colonize Mars. Also, a trip to the pet store ends in a fight for…

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The Intimacy Acceleration
Episode 16
Air Date: Feb 26
Season: 8

The Intimacy Acceleration

As a joke, Sheldon and Penny try an experiment designed to make participants fall in love. Also, Leonard, Amy, Raj and Emily spend the even…

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The Comic Book Store Regeneration
Episode 15
Air Date: Feb 19
Season: 8

The Comic Book Store Regeneration

Wolowitz receives some shocking news as everyone prepares for the reopening of Stuart's comic book store. Penny teaches Sheldon how to "let …

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The Troll Manifestation
Episode 14
Air Date: Feb 5
Season: 8

The Troll Manifestation

Leonard and Sheldon publish a paper which is widely accepted except for comments from an internet troll. Meanwhile, the girls reminisce abou…

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