Discovery (WBD), it sets the world record for being the World's first 24-hour news channel, according to the WORLD RECORD ACADEMY. "The Cable News Network (CNN) is a multinational news channel and website headquartered in Atlanta, Georgia, U.S. Discovery (WBD), CNN was the first television channel to provide 24-hour news coverage and the first all-news television channel in the United States. It was the first 24-hour news channel in the world, at that time broadcasting to the U.S. market. "On June 1, 1980, CNN (Cable News Network), the world’s first 24-hour television news network, makes its debut.

Source: CNN September 12, 2023 10:44 UTC