The National Broadcasting Company, or NBC, is the American television network headquartered in the GE Building in New York City's Rockefeller Center. In May 2004, NBC merged with Vivendi Universal Entertainment to form NBC Universal.
NBC was created in 1926, originally as a radio broadcasting company. As television revolutionized the world, NBC began broadcasting television programs.
NBC began airing Heroes in late September of 2006. The series is scheduled for broadcast in several other countries.