The Superman of today is by no means the same Superman who was first created back in the 1930s, and the same can be said about Batman, Wonder Woman, and Spiderman - So what do our heroes symbolize today and how have they changed over time?
From Doomsday, the earth shattering force of nature that ended the life of Superman, to the tragic 'collateral damage' death of Gwen Stacy, Peter Parker's first girlfriend, Super heroes face death everyday in many forms.
Sex and comics have always had an uneasy association. From the strained relationships of Superman and Lois Lane, Spiderman and Mary Jane, sex is not a subject that has been easy for most comic book creators and publishers.
How do comic books help with the problem of global warming? Fed starving people? Helped pass a bill to create a law? There are dozens of issues that comic books have taken on over the years - here are some of the biggest.
What was the Comics Code? And as the audience for comics became older and more sophisticated and the code vanished, how did it affect the medium of comics?
Villains have evolved to keep up with the changing times and audience. The Joker, Dr. Doom, Lex Luthor and Magneto are not the one note super-villains they were when they were created.
What does it mean when a Super hero's uniform is based on his country's flag? Art and politics have crossed over in many forms and comic books are no exception.