Krypton was destroyed in a remarkably splendid explosion when Kal-El was just an infant. The explanations for this explosion vary, but none of them make sense. Fortunately, Kal-El's father, Jor-El just happened to have recently invented a small spacecraft, just large enough for an infant. Little Kal was placed into the craft and sent it into space, mere moments before the explosion! The child safely reached Earth, and landed outside of the town of Smallville, Kansas, U.S.A. where he was raised by Jonathan and Martha Clark, who quickly decided to take him and claim he was their baby.
Somehow, Kal-El's Kryptonian physiology reacted to the light of Earth's yellow sun and gave him almost every superpower that one can think of, and he uses these powers for protecting the people of Earth while wearing a brightly-colored costume, which has given him fame across the universe. There are only 3 things to which Kal-El is vulnerable: 1) radioactive chunks of his home planet, of which there are many on Earth, which only affect a Kryptonian and cause no harm to Earthlings. 2) A direct hit from an atomic bomb. and 3) magic.
On top of his job of protecting Earth (and often other worlds), he also manages to be a successful reporter for the Metropolis Daily Planet. Virtually nobody has ever caught on that th...
2. Nicolas Cage's son's name
Nicolas Cage named his son Kal-el Coppola Cage