American television series are programs produced in the United States for broadcast on television. They encompass a wide range of genres, including drama, comedy, reality, and science fiction. Popular series often reflect cultural trends and societal issues, engaging audiences with relatable characters and storylines. Many American television series are created by major networks such as NBC, ABC, and CBS, as well as streaming platforms like Netflix and Hulu. These series can vary in length, typically consisting of multiple episodes per season, and have the potential to reach large audiences both domestically and internationally.