"Today's science fiction is tomorrow's science fact." This quote, attributed to Isaac Asimov, captures science's intricate relationship with science fiction. And it is hardly a one-way relationship.

Forbes contributors publish independent expert analyses and insights. I cover aerospace, astronomy & hosted The Cosmic Controversy Podcast. As the recent Worldcon 2025 Convention here in Seattle ...

Is time travel possible, and if it is, what sort of civilizations would result? We'll explore the science that might permit it as well as the classic science fiction examples to see if they make sense ...