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Q&A What would be the necessary conditions to rain bubbles?

1) Wind formations that lift from the ocean and bring particulate and other light matter into clouds over the land. 2) Regular lightening strikes into the ocean causing: Dead carcasses of very f...

posted 6y ago by Cyn‭

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Q&A How to use a certain technology to communicate with colonies but keep the how-to a secret?

If the Internet and all its component parts (routers, DNS servers, certificate authorities, etc) vanished tomorrow, would you know how to rebuild it? To most people on most of these worlds, the QE...

posted 6y ago by Monica Cellio‭  ·  last activity 6y ago by Monica Cellio‭

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Q&A Do these plants make sense in the way I want them to establish in my world?

Altitude. While your plants can grow and thrive underground and just above ground level, they only flower and fruit in high altitude. Originally they existed in more mountainous regions but they ...

posted 6y ago by Cyn‭

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Q&A How would an advanced civilization on a space station not be able to explore the planet they orbit without significant time between each expedition?

It's like The Girls of Atomic City. That's a terrific nonfiction book about women who worked in Oak Ridge, Tennessee during WWII doing Uranium enrichment work to aid the Manhattan Project. Very d...

posted 6y ago by Cyn‭  ·  last activity 6y ago by Cyn‭

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Q&A How might a naturally-occuring geographical barrier between two areas *suddenly* become permeable so that a few people can cross it?

Drought. Basing this on your explanatory comment: Most roads have been destroyed (mudslides, earthquakes, floods), cars are a thing of the past, water is scarce. Drought will lower the le...

posted 6y ago by Cyn‭

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Q&A Best Foods/Plants to Grow in Generational Spaceship?

Protein: Crickets are not only the food fad of the moment but they are easy to raise, don't have the same ethical problems to kill as most meat animals, and are loaded with protein. My spouse th...

posted 6y ago by Cyn‭

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Q&A The running-backwards Olympics

Backwards running will almost certainly never be as fast or efficient as regular running. A study back in 2011 showed that it should takes about 30% more energy to run backwards at a given speed. W...

posted 6y ago by HDE 226868‭  ·  last activity 6y ago by HDE 226868‭

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Q&A How to maintain container temperature for as long as possible?

Weave a mesh basket like a tea infuser out of channelium with a long chain or wire handle. Put the stone inside the channelium basket. Use the handle to lower and raise the stone into and out of w...

posted 6y ago by AndyD273‭

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Q&A What would happen to a human body subjected to extreme water pressure?

What would a death by extreme water pressure look like? Cort Ammon's answer is quite correct, as is Andrey's. I'll add a bit more science and some idea of visuals. 1000 metres depth. The pressur...

posted 6y ago by Mr Bumble‭  ·  last activity 6y ago by Mr Bumble‭

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Q&A Is it possible to place a permanent probe on Uranus?

Pressure is important here. It's both a problem and a solution. As expected in giant planets, the atmospheric pressure and temperature change with altitude and depth. By the time you get to the ba...

posted 6y ago by HDE 226868‭  ·  last activity 6y ago by HDE 226868‭

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Q&A How far out can a pre-telescope human society (naked eye observations only) detect planets?

With the naked eye, humans can see approximately 6th-magnitude objects. We can compute the apparent magnitude of a planet at a given distance, and find the distance corresponding to an apparent mag...

posted 6y ago by HDE 226868‭  ·  last activity 6y ago by HDE 226868‭

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Q&A Practical (and Impractical) Clothing Styles For Microgravity

In our world, four important factors have determined the look of our clothes since the dawn of time: available resources, climate, purpose and moral. In my opinion, microgravity is simply going to ...

posted 6y ago by _X_‭  ·  last activity 6y ago by _X_‭

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Q&A What would make radio transmission unfeasible on a planet?

What would make radio transmission unfeasible on a planet? Fierce Geomagnetic Storms. A non lower-atmospheric solution is a very active sun that releases more or less continuous flares which ...

posted 6y ago by Mr Bumble‭  ·  last activity 6y ago by Mr Bumble‭

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Q&A What is the best design for docking onto a rotating space-station?

I think this is option #3. There is a problem with centrifugal gravity, rotating things want to rotate around their center of gravity; so if the weight is not distributed quite evenly around the r...

posted 6y ago by Amadeus‭

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Q&A How could a species that breathes through its skin develop spoken language?

In our human world, languages can be signed via movement of the arms, hands, and fingers (with the latter two communicating the most information) or they can be spoken with air moving up from the l...

posted 6y ago by Cyn‭

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Q&A Botanical Barricades

Your trees have been selected by evolution such that their aerial roots anchor themselves in the ground, but would rot and decay if the ground has a high content of water. Borrowing from L.Dutch's ...

posted 6y ago by _X_‭

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Q&A Is a solar system around a black hole possible?

Problem 1: The supernova The first concern I have is one that Zeiss Ikon's answer discusses. To form a black hole, you need some sort of energetic event, likely a supernova. However, a supernova r...

posted 6y ago by HDE 226868‭  ·  last activity 6y ago by HDE 226868‭

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Q&A Alternative elements for oxygen transport in an alien blood

Coboglobin is one of the main iron- and copper- free proteins that can be used for oxygen transport. It was first synthesized by humans in 1970, where cobalt was intentionally substituted for iron ...

posted 6y ago by HDE 226868‭  ·  last activity 6y ago by HDE 226868‭

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Q&A How can I make a Venusian computer?

You might need to work up from basic principles, with logic gates and the like. One interesting possibility is their ability to transfer precise electrical charges. A first step would be to figu...

posted 6y ago by AndyD273‭

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Q&A Sexual pleasure in anemophile reproducing humanoids

In humans the pleasure is from the right combination of electrical and chemical signals getting to the right parts of the brain. In these beings it could be essentially the same thing. Males rele...

posted 6y ago by AndyD273‭

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Q&A Healing/Surgery by teleport

By teleport, could you say that they manipulate and/or fold space? Meaning the clerics could potentially take an internal area of the body and have it accessible from the outside without opening th...

posted 6y ago by AndyD273‭  ·  last activity 6y ago by AndyD273‭

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Q&A Why would anyone build robots when they have human rights?

Robots can do jobs humans can't. In fact, they can do a lot of jobs humans can't. They can Explore and clean up after a nuclear accident Go into a volcano to explore Travel the universe without w...

posted 6y ago by HDE 226868‭  ·  last activity 6y ago by HDE 226868‭

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Q&A Physiological adaptation of life on a planet orbiting a red giant.

Temperature and luminosity Let's start with some calculations. For the sake of argument, I'll assume that we're talking about a planet that's identical to Earth orbiting a star that's identical to...

posted 6y ago by HDE 226868‭  ·  last activity 6y ago by HDE 226868‭

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Q&A Could scientists test a theory of everything?

A common misunderstanding about theories in general is that you can prove them, when in fact you will never be able to prove a theory - you can only ever falsify a theory. There is simply no way to...

posted 6y ago by Secespitus‭  ·  last activity 6y ago by Secespitus‭

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Q&A Could scientists test a theory of everything?

First, I suppose I should define what a "theory of everything" actually is. I'd describe it as a mathematical model that predicts the behavior of any object under any given set of conditions. It sh...

posted 6y ago by HDE 226868‭  ·  last activity 6y ago by HDE 226868‭

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