The Skywalker Incursion
Season 8, Ep. 19
While on their way to UC Berkeley, Sheldon and Leonard take a detour in hope of meeting an idol.
First Aired: April 2, 2015.
The Leftover Thermalization
Season 8, Ep. 18
A magazine article only credits Sheldon in an article about a paper he co-wrote with Leonard.
First Aired: March 12, 2015.
The Colonization Application
Season 8, Ep. 17
Amy finds out that Sheldon applied for a one-way mission to colonize Mars.
First Aired: March 05, 2015.
The Intimacy Acceleration
Season 8, Ep. 16
Penny and Sheldon design an experiment -- as a joke -- to make participants fall in love.
First Aired: February 26, 2015.
The Comic Book Store Regeneration
Season 8, Ep. 15
Amid the excitement of Stuart reopening his comic-book store, Howard gets some unsettling news; and after teaching Sheldon how to "let it go," Penny doesn't practice what she preaches when she learns something maddening about Amy.
First Aired: February 19, 2015.