Over the last five weeks I’ve tried to explain and explore Einstein’s Theory of Special Relativity. We’ve seen that motion, velocity, simultaneity, length, and even time, are all relative to your frame of reference and that motion changes the perceptions of those things for observers outside your frame.
All along I’ve teased the idea that the things I’m showing you demonstrate how the dream of faster-than-light (FTL) travel is (almost certainly) impossible. Despite a lot of science fiction, there probably isn’t any warp drive in our futures.
Now it’s (finally) time to find out just exactly why that is.
Science Fiction — or rather Speculative Fiction — has the general quality that it contains all other fiction genres. There is mystery and detective science fiction. There is romance (and sexual) science fiction. Action? Horror? Psychological thriller? Drama and pathos? Allegory? Westerns? Science fiction has them all and more.
In a sense, SF is just a property that fiction can have. I’ve tried to explain what I think that property is. I also took a stab at separating science fiction from fantasy. Now that thread resumes to explore the idea of SF hardness.
But first we return to and start with…