- Science Fiction & Fantasy 3.2k 3.2k 1515 silver badges4949 bronze badges
- History 1.1k 1.1k 77 silver badges2121 bronze badges
- Worldbuilding 861 861 88 silver badges1919 bronze badges
- Space Exploration 578 578 55 silver badges1111 bronze badges
- Aviation 223 223 11 silver badge77 bronze badges
- View network profile →
Top network posts
- 61 Can droids be shut down manually?
- 49 Did Shadowfax go to Valinor?
- 46 Could the Industrial Revolution be delayed indefinitely? Or is it inevitable once a certain point in development is reached?
- 36 When will we send floating probes to Venus?
- 30 How to wrap the Moon in plastic to make her a giant, supported by the atmospheric pressure, greenhouse
- 21 What was the liquor that was based on petrol which was produced in the USSR during the Second World War?
- 21 Storing hydrofluoric acid before the invention of plastics
- View more network posts →