The Adventures of Superman (radio) home planet of Krypton is located on the far side of the sun, as opposed to a distant star system as it is in most stories. During the journey to Earth, baby Kal-el grows into an adult and emerges fully grown from his ship after it lands on Earth. He is never adopted by the Kents but immediately begins his superhero career. This was eventually retconned in later episodes to match the narrative of the comic books. This serial introduced the fictional mineral kryptonite, the radiation from which can weaken and even (in some continuities) kill Superman. Aside from giving
Superman II: The Richard Donner Cut These include the original opening of the film set in the offices of the "Daily Planet". In this opening, we see Lois trying to figure out the similarities between Clark Kent and Superman, followed by Perry White assigning Clark and Lois on the honeymoon racket in Niagara Falls, and then Lois testing Clark / Superman by jumping off the balcony of one floor of the "Daily Planet" (a revised version of this scene appears in the Lester theatrical cut). A scene in a Niagara Falls hotel room, in which Lois tricks Clark into revealing he is Superman by shooting at