CBS, or the Columbia Broadcasting System, is a major American television network. Established in 1927 as a radio network, it evolved into a television network and became one of the "Big Three" TV broadcasters in the U.S. CBS is known for producing a wide range of popular programs, including dramas, comedies, news, and reality shows. It is also notable for its long-running news programs like "60 Minutes" and "CBS Evening News." Owned by Paramount Global, CBS remains a significant player in the American media landscape.