Superman by his very nature is brave and courageous so he he could very easily be a ray of hope for humanity in gloomy and serious times, a symbol for humans to gain and find there own courage as Jor-El said in the original Superman:

"They can be a great people, Kal-El, they wish to be. They only lack the…

» 1/27/15 10:10pm 57 minutes ago

I think part of the issue might also be that many scientists have a tendency to simplify terminology and use metaphors when talking amongst themselves in situations where using the proper language would make conversation cumbersome. The This is fine when everyone understands that they're discussing metaphors, but can… » 1/27/15 1:09pm Today 1:09pm