Is Science Ruining SciFi?

Fantasy fiction writers have an advantage over science fiction writers—no scientist will come along and say the fantasy writer depicted her dragons incorrectly or that she botched a description of werewolves.

But scifi relies on facts about a field that’s frequently upending previous conclusions, so new scientific discoveries can invalidate your fiction at any time.

Still, do those discoveries render the affected novel unreadable? That is, just because your story, written before 2006, ...