Soap opera soap opera "Guiding Light" (originally titled "The Guiding Light" until 1975) started as a radio drama in January 1937 and subsequently transferred to television in June 1952. With the exception of several years in the late 1940s, during which creator Irna Phillips was involved in a dispute with Procter & Gamble, "Guiding Light" was heard or seen nearly every weekday from 1937 until 2009, making it the longest story ever told in a broadcast medium. Originally serials were broadcast as fifteen-minute installments each weekday in daytime slots. In 1956, "As the World Turns" and "The Edge of Night", both produced
Soap opera July 2009, the schedules of these serials were changed again. On 23 July 2009, "Coronation Street" moved from the Wednesday slot it held for 49 years, to Thursday evenings. "Emmerdale" reverted to running just one 30-minute episode on Tuesday evenings and the other 30-minute installment was moved to Thursday evenings. "Coronation Street" has since returned to a Wednesday slot. It now airs Mondays, Wednesdays and Fridays at 19:30 and 20:30. Emmerdale airs at 19:00 every weeknight, and 20:00 on Thursdays. UK soap operas are shot on videotape in the studio using a multi-camera setup. Since the 1980s, these programs routinely