Greek mythology in popular culture elements tantalum and niobium are always found together in nature, and have been named after the King Tantalus and his daughter Niobe. The element promethium also draws its name from Greek mythology, as does titanium, which was named after the titans who in mythology were locked away far underground, which reflected the difficulty of extracting titanium from ore. The U.S. Apollo Space Program to take astronauts to the moon, was named after Apollo, based the god's ability as an archer to hit his target and being the god of light and knowledge. Oceanographer Jacques-Yves Cousteau named his research ship, a
Greek mythology in popular culture called Trojans. The use of Greek mythology in children's television shows is credited with helping to bring "the great symbols of world literature and art" to a mass audience of children who would otherwise have limited exposure. Children's programming has included items such as a recurring segment on CKLW-TV where Don Kolke would be dressed up as Hercules and discuss fitness and Greek mythology. The Battlestar Galactica franchise (particularly the 2004 television series) developed from concepts that utilized Greek mythology and the series "Heroes", played on the concept of the new generation of gods overthrowing the old. The television series