Activity for Uzai‭

Type	On...	Excerpt	Status	Date
Question	—	How diverse could humans become from living on different planets? Suppose that humanity has spread across the universe, colonizing various habitable worlds, until their empire spans the entire galaxy (or near enough) - but there is no sign of alien life. There are worlds with water and an earth-like atmosphere, but no flora or fauna besides those the humans brought... (more)	—	almost 8 years ago
Question	—	How would a solid shell surrounding Earth affect the climate? (First time posting on worldbuilding, be gentle!) For reasons currently unimportant, Earth has been encased in a solid shell which is for all intents and purposes completely invulnerable. The shell cannot be damaged by (for example) meteor strikes or large explosions, and does not allow radiation to... (more)	—	about 8 years ago