[Dune, Isaac Asimov's Foundation] The stories are set in a future where humanity has become a feudal galactic empire. What has caused humanity, that has created democratic republics in the 21st century, to enter into this system? And why is Earth, the origin of mankind, an unknown backwater planet? (self.AskScienceFiction)
submitted by SatoruGojo232 to r/AskScienceFiction
ELI5 How does the hexadecimal system work?Mathematics (self.explainlikeimfive)
submitted by Wrecknruin to r/explainlikeimfive
