Superman (1939). Certain materials such as lead can block his X-ray vision. Superman can project beams of heat from his eyes which are hot enough to melt steel. He first used this power in "Superman" #59 (1949) by applying his X-ray vision at its highest intensity. In later stories, this ability is simply called "heat vision". Superman can hear sounds that are too faint for a human to hear, and at frequencies outside the human hearing range. This ability is introduced in "Action Comics" #11 (1939). "Action Comics" #1 (1938) explained that Superman's strength was common to all Kryptonians because they
Superman in film romance between Superman and Supergirl, even though the two are cousins in the comics. Warner Bros. rejected it and created their own "Superman III" film that co-starred Richard Pryor as computer wizard Gus Gorman, who under the manipulation of a millionaire magnate, creates a form of Kryptonite that turns the Man of Steel into an evil self. The retooled script pared Brainiac down into the film's evil "ultimate computer". Despite the film's success, fans were disappointed with the film, in particular with Pryor's performance diluting the serious tone of the previous films, as well as controversy over the depiction of