Why doesn't Superman join the Avengers? Will She-Hulk ever join the Justice League? What's the difference between Marvel and DC, anyway?If you're just getting into superheroes, these may be the kind of questions you've been asking. And if you're a long time fan, you're probably used to answering them.Marvel Comics and DC are both comic book publishers whose stories feature well-known superheroes, many of whom have been adapted to movies, TV, and games in recent years.But what’s the difference, really? And why don’t they ever mix and match?Here’s everything you need to know about the big differences between Marvel and DC.What is the difference between Marvel and DC?Answering the question of the difference between Marvel and DC is a bit complicated - and it involves the different characters, stories, and settings of each of the two publishers.But the heart of the matter, and the one that keeps characters like Batman and Superman from meeting up with Spider-Man and Wolverine (and least re...