Welcome to the Science Fiction Motif Index, a small repository of concepts from science fiction and their history. Explore the development of robots, carbon fiber, and alien encounters as told through stories of different time periods. Find the influences and predecessors of your favorite stories, or other stories that explore the same concepts.
49
Works
101
Motifs
36
Creators
92
Examples
If you travel back in time and kill your own grandfather, do you prevent yourself from existing? If so, then nobody could have killed your grandfather, thus allowing you to exist, which means you can go back in time to kill him. And if you can...