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: Peace on Earth finds a starving young woman that leads to him look up the topic of world hunger. Wanting to help, Superman proposes to the United Nations to help to end world hunger through the gesture of spending a day delivering as much food as he can to settlements that need it anywhere on the planet, an idea met with significant controversy but ultimately given the go-ahead. With tankers filled with food, Superman flies to starving and impoverished locations all over the Earth, and is met with varying levels of gratitude, praise, fear and frenzy. Eventually, Superman arrives in a country whose