'Big Bang ' Comic-Con panel teased upcoming season . The show will return for a third and final season, which is expected to air in 2015. They confirmed Leonard will take the offer from Stephen Hawking that was presented in the sixth season 's finale . Sheldon and Amy may consummate their relationship .
'Big Bang ' Comic-Con panel teased upcoming season . The show will return for a third and final season, which is expected to air in 2015. Sheldon and Amy may consummate their relationship .