Watch Episodes - United States 
Catch up: CBS.comThe latest episodes of The Big Bang Theory can be streamed at CBS.com for a limited time following their original airing.
Full episodes from past seasons of The Big Bang Theory can be watched on TBS.com for a limited time following their broadcast.
Download: iTunesEpisodes of The Big Bang Theory can be bought for download from iTunes. Also available in HD.
Latest Downloads - United States
| Episode | Air Date | iTunes |
|---|---|---|
| The Donation Oscillation | February 7, 2019 | iTunes |
| The Meteorite Manifestation | January 31, 2019 | iTunes |
| The Confirmation Polarization | January 17, 2019 | iTunes |
| The Propagation Proposition | January 10, 2019 | iTunes |
| The Paintball Scattering | January 3, 2019 | iTunes |
| The VCR Illumination | December 6, 2018 | iTunes |
| The Citation Negation | November 15, 2018 | iTunes |
| The Consummation Deviation | November 8, 2018 | iTunes |
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Looking for a particular episode? Browse our episode guide |
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DVDs & Blu-rays Region 1/A
| Season | Released | DVD | Blu-ray |
|---|---|---|---|
| Season 1 | 02 Sep, 2008 | Buy from Amazon.com | Buy from Amazon.com |
| Season 2 | 15 Sep, 2009 | Buy from Amazon.com | Buy from Amazon.com |
| Season 3 | 14 Sep, 2010 | Buy from Amazon.com | Buy from Amazon.com |
| Season 4 | 13 Sep, 2011 | Buy from Amazon.com | Buy from Amazon.com |
| Season 5 | 11 Sep, 2012 | Buy from Amazon.com | Buy from Amazon.com |
| Season 6 | 10 Sep, 2013 | Buy from Amazon.com | Buy from Amazon.com |
| Season 7 | 16 Sep, 2014 | Buy from Amazon.com | Buy from Amazon.com |
| Season 8 | 15 Sep, 2015 | Buy from Amazon.com | Buy from Amazon.com |
| Season 9 | 13 Sep, 2016 | Buy from Amazon.com | Buy from Amazon.com |
| Season 10 | 12 Sep, 2017 | Buy from Amazon.com | Buy from Amazon.com |
| Season 11 | 11 Sep, 2018 | Buy from Amazon.com | Buy from Amazon.com |