When does Adam Ruins Everything return?

Adam Ruins Everything is based on a CollegeHumor web series of the same name. The series endeavors to debunk common misconceptions held by the public on a variety of topics. Adam appears out of nowhere, introduces himself, and informs the audience about the misconceptions related to the character's statement. Adam provides historical background to explain how the ideas in question became popularized, introducing real-life experts who explain these details.
Adam Ruins Everything is based on a CollegeHumor web series of the same name. Each episode begins with an ordinary person going about their daily lives before stating a common misconception regarding a certain topic. Adam appears seemingly out of nowhere, introduces himself, and informs the other character and audience about the misconceptions related to the character's statement. This dialogue serves as a springboard to a more in-depth discussion of commonly-held beliefs and falsehoods related to that topic.