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Search options not deleted user 2358

For questions about humans as we know them or slightly changed, their physiology, psychology, politics, society and goals.

1 vote
3 answers
506 views

One symptom disease, what would it be to make it the most deadly? [closed]

I am trying to think of ideas for the deadliest disease that kills humans, not other animals. …
CrazySlayaNinjaBear's user avatar
7 votes
3 answers
2k views

Is it possible for humans to evolve to eat something like wood or stone or something similar?

Is it possible for humans to evolve to eat something like wood or stone or something similar? Any hard material you would find or any abundant resource. … So is it possible that humans in the past had a chance of evolving to eat this type of thing? …
CrazySlayaNinjaBear's user avatar
0 votes
2 answers
158 views

How could humans survive on Mars for 365 days? [closed]

If somehow humans were stuck on Mars and had to survive 365 days, whats materials would they need? …
CrazySlayaNinjaBear's user avatar
11 votes
7 answers
8k views

If there was a majority of land on earth (66 percent land), how would it affect the animals ...

If there was a majority of land on earth (66 percent land), how would it affect the animals and plant? Lets say somehow earth has been created with 66 percent land and 34 percent water? Would our plan …
CrazySlayaNinjaBear's user avatar
13 votes
3 answers
4k views

What would be the major changes to our body if we were herbivores?

What would be the major changes to our bodies if we were herbivores? Would our bodies be weaker because they were not getting any protein from meat? Would we be completely different? (Probably, I susp …
CrazySlayaNinjaBear's user avatar
12 votes
2 answers
7k views

What would be the major body changes if we were obligate carnivores?

As you see my other question What would be the major changes to our body if we were herbivores?. Instead of being herbivores, what would happen if we were obligate carnivores?
CrazySlayaNinjaBear's user avatar
8 votes
5 answers
28k views

What would happen if the oxygen levels decreased by 15 percent?

How would the human body be affected if the oxygen levels on Earth suddenly decreased by 15 percent? This is instant. Not over time. How would we adapt? Would some people die and some not?
CrazySlayaNinjaBear's user avatar
13 votes
4 answers
11k views

If the North and South Poles' ice melted instantly, what would be the effect on humans and o...

If the North and South Poles' ice melted instantly, what would be the effect on humans and other animals? Would the sea creatures thrive? Would a lot of land get covered by water? …
CrazySlayaNinjaBear's user avatar
7 votes
3 answers
7k views

If our atmosphere was much thinner (half as thin as we have now) how would animals and human...

If our atmosphere was much thinner (half as thin as we have now) how would animals and humans evolve? Would we evolve completely different? Would we have a quite barren planet? …
CrazySlayaNinjaBear's user avatar
35 votes
8 answers
108k views

What would be the effects on the human body if the oxygen level increased by a lot?

How would the human body be affected if oxygen levels increased by a lot? Our air is 78% nitrogen and 21% oxygen. If it increased to 30% oxygen, what would the effects be and how long would it take …
CrazySlayaNinjaBear's user avatar
16 votes
11 answers
3k views

Is it feasible to have a nomadic space civilization? [duplicate]

Could a civilization move from planet to planet like how nomads move from area to area in real life? This is a human civilization which is thousands of years into the future.
CrazySlayaNinjaBear's user avatar
12 votes
5 answers
4k views

Could a civilization as advanced as humans exist on a planet/dwarf planet like Pluto?

Could a civilization exist on a planet/dwarf planet like Pluto? It is so cold and barren. Is it possible? What would they live off? They don't have to be humanoid.
CrazySlayaNinjaBear's user avatar