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13.1k posts
 
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Q&A If Tibet Could Do It, Should Other Plateaus?

During the summer months, Tibet warms up like a hot brick, drawing in moisture from the Indian Ocean, and that explains why India is the wettest nation on Earth. In this alternate scenario, Tibe...

1 answer  ·  posted 8y ago by JohnWDailey‭  ·  last activity 8y ago by JohnWDailey‭

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Q&A What would life be like on a planet that spun just fast enough to negate gravity?

Imagine a world that spun just fast enough (and had a strange enough composition to hold itself together as a spinning sphere) to create an outward, centrifugal force which was as strong as its gra...

4 answers  ·  posted 8y ago by Hoytman‭  ·  last activity 6y ago by Hoytman‭

Question planets gravity
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Q&A How to make GM/GMO children exceptionally loyal to one another?

In the not so distant future a man builds a remote doom fortress to design, create, and raise GM/GMO children. His plan is to nurture geniuses who can enact his dastardly plan to wipe out humanity...

3 answers  ·  posted 8y ago by inappropriateCode‭  ·  last activity 8y ago by inappropriateCode‭

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Q&A Most effective method to prolong the life of a single person?

Let's assume that the dictator of a large and rich country is approximately 70 years old, and that signs of old age are showing, meaning that his death is not very far. Let's assume that the people...

4 answers  ·  posted 8y ago by MedwedianPresident‭  ·  last activity 8y ago by MedwedianPresident‭

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Q&A Cheaper, Faster, Better Housing

The year is 2026 and there's angry talk of repealing old free-trade deals as politicians claim jobs are being destroyed by foreign competition. That is, Chinese and Indian construction companies ar...

6 answers  ·  posted 8y ago by Serban Tanasa‭  ·  last activity 8y ago by Serban Tanasa‭

Question construction robots
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Q&A How long would it take a region to geologically settle down after a major cataclysm?

So in my story/world I have a region that is straight up destroyed...demonic magic is nasty stuff. So we have rings Ring 1 (1 is in the middle) This ring has a diameter of about 200 miles. At...

4 answers  ·  posted 8y ago by James‭  ·  last activity 7y ago by James‭

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Q&A The Rocky Mountains, Great Lakes Earth

The mountains of the American West have some major differences. For starters, only the Rockies stand firm"”no Coast Range, no Grand Canyon and most certainly no Sierra Nevada. The Rockies on Great ...

1 answer  ·  posted 8y ago by JohnWDailey‭  ·  last activity 8y ago by JohnWDailey‭

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Q&A Slowly Sculpting the Planet - Sky within a Red Dwarf System (Cont'd)

So the design of the planetary system in the previous question goes on, following some of the precious suggestions and reference links, I somehow made the model work. I've been digging for similar ...

1 answer  ·  posted 8y ago by Yinnes‭  ·  last activity 8y ago by Yinnes‭

Question astronomy
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Q&A Is it possible for one star to orbit another?

I'm dealing with a planet very similar to Earth, except that it has two suns. So, of course, it would be an extraordinary occasion when the inhabitants of the planet see only one sun in the sky. So...

14 answers  ·  posted 8y ago by ASH-Aisyah‭  ·  last activity 7y ago by ASH-Aisyah‭

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Q&A What are the conditions like in Mercury orbit?

In Mercury's orbit around the Sun (Solar orbit, not Mercurial orbit), what are the conditions like? What shielding or heat management would be required for a manned spacecraft? Could a spacesuited ...

1 answer  ·  posted 8y ago by David Eyk‭  ·  last activity 8y ago by David Eyk‭

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Q&A What would a receding seabed provide for human civilization?

In my world, the Straits of Gibraltar have been closed during a post-apocalyptic glacial period and the Mediterranean is isolated from the oceans. The result is similar to the Messinian salinity cr...

1 answer  ·  posted 8y ago by Travis Christian‭  ·  last activity 8y ago by Travis Christian‭

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Q&A Earth with small humans

In an alternate Earth (or even in a pos-exctintion future), suppose intelligent but primitive humanoids 1/10 the size of humans inhabit the planet. They don't coexist with current humans or have ac...

1 answer  ·  posted 8y ago by Chaotic‭  ·  last activity 8y ago by Chaotic‭

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Q&A Is an "Underwater Metropolis" possible today?

Im sure some are familiar with Bioshock's "Rapture City," a (somewhat) successful underwater city that was able to maintain stability and house an entire population. But, using current technology a...

2 answers  ·  posted 8y ago by Nathan Hardy‭  ·  last activity 8y ago by Nathan Hardy‭

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Q&A Is it possible for plasma based robot to exist?

Imagine if you could have a robot made of plasma, that would be able to move in space, manipulate objects, etc. Is such a robot possible?

2 answers  ·  posted 8y ago by OP's_Computer‭  ·  last activity 8y ago by OP's_Computer‭

Question science-fiction
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Q&A How could a human civilization have happened to live underground, in Antarctica?

Let's assume a human civilization have been living for centuries, nay millennia, in a very large cave, not too deep under Antarctica - deep enough not to freeze, but shallow enough not to die becau...

8 answers  ·  posted 8y ago by Ctouw‭  ·  last activity 7y ago by Ctouw‭

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Q&A Can life be powered by thermal conduction?

I have a world in mind that is essentially a planet-wide underground ocean. The planet doesn't have a strong magnetic field, so radiation on the surface is too high to allow life, but what I'm thin...

3 answers  ·  posted 8y ago by DaaaahWhoosh‭  ·  last activity 8y ago by DaaaahWhoosh‭

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Q&A How could matings between two species produce only female offspring?

A race of complete female humanoids have DNA that is similar to humans but distinct enough to be consider a different species (think donkeys and horses). This species can mate with humans and othe...

14 answers  ·  posted 8y ago by Bryan McClure‭  ·  last activity 8y ago by Bryan McClure‭

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Q&A What stellar qualities would allow our Sun to support human photosynthesis?

I am interested in a character or race of humanoids similar to the green man in the tent in Wolfe's Book of the New Sun. What qualities would the Sun need to have in order to support a race of hu...

2 answers  ·  posted 8y ago by zzu‭  ·  last activity 6y ago by zzu‭

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Q&A Could a planet be at the center of the universe, yet still have a sun?

In the past we humans thought that our planet was the center of the universe and everything revolved around us, due to science/math/astronomy and any other means we now believe that to not be true....

9 answers  ·  posted 8y ago by Mr.Burns‭  ·  last activity 7y ago by Mr.Burns‭

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Q&A How could a society with computers still use animals for physically demanding activities?

Imagine an Earth-like society that has developed into the digital age. They have computers, the Internet and most of the conveniences of the modern age, but they still use a significant animal work...

18 answers  ·  posted 8y ago by Nzall‭  ·  last activity 8y ago by Nzall‭

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Q&A What would make scientists realize they were on a flat world?

Scenario: While poking around in an alien ruin, scientists discover a gateway which offers instant transportation to an Earth-like world. The Observed World: The gateway leads to an area that is ...

18 answers  ·  posted 8y ago by Liesmith‭  ·  last activity 6y ago by Liesmith‭

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Q&A Makeshift wetsuit?

Might make more sense to ask this in a skin-diving discussion, but... would something like motorcycle leathers hold up to water well enough to function as a wet suit, trapping a layer of warm water...

2 answers  ·  posted 8y ago by keshlam‭  ·  last activity 8y ago by keshlam‭

Question biology medicine
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Q&A How plausible is a volcanic planet with a hundreds of miles tall atmosphere, flying mountains and radio interference?

After reading The Ellimist Chronicles by K.A. Applegate, I wondered what conditions would have led to the environment found on the planet "Ket" featured in the story. Ket has the following properti...

3 answers  ·  posted 8y ago by Anonymous‭  ·  last activity 8y ago by Anonymous‭

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Q&A Is a planet with a primarily reddish/pinkish sky a plausible place for humans to live on?

Assuming that the sky isn't that color because of excess pollution, would the makeup of the atmosphere need to change? And if it were breathable, would the necessary position and color of the sun ...

2 answers  ·  posted 8y ago by Fleepit‭  ·  last activity 8y ago by Fleepit‭

Question planets
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Q&A Would a black population whiten over generations because of living underground?

This questions came to me after some discussion on my previous one about a civilization living under Antarctica. I somehow have the feeling this is a dumb question - sorry if it is -, however I ca...

7 answers  ·  posted 8y ago by Ctouw‭  ·  last activity 8y ago by Ctouw‭