Marvel Comics has been having fun with multiverses for years, creating strange variations of heroes and villains. Sometimes, they’re odd combinations or characters with different looks or backstories.

The Doctor's ability to regenerate has allowed many actors to step into the role of the time-traveling Time Lord over the years.

The environment in which physicians practice is ever evolving, but in recent years, the changes have some wondering: Is this the end of a golden age for physicians? In some ways, yes. “What we are ...