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Q&A

Posts tagged vacuum

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Q&A Effects of Explosive Decompression on the Human Body?

Many science fiction stories, movies, and shows involve characters undergoing explosive decompression, the technical term for a rapid drop in pressure, usually all the way to a vacuum. Frequently,...

3 answers  ·  posted 4y ago by Gryphon‭  ·  last activity 3y ago by Gryphon‭

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Q&A Does water in vacuum form a solid shell or freeze solid?

I'm working on a sci-fi setting which includes an aquatic space-faring species. When a human space vessel is ruptured and depressurizes, the gas can escape rapidly and we immediately suffer from t...

3 answers  ·  posted 3y ago by Martin Carney‭  ·  last activity 3y ago by Martin Carney‭

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Q&A What does air vanishing on contact sound like?

I'm about to break rule seven of superpowers: don't think too hard about what it does to the air. A superhero has the ability to disappear any atoms that come within 2 cm of their skin (atoms that...

9 answers  ·  posted 3y ago by Gilad M‭  ·  last activity 3y ago by Gilad M‭

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Q&A Plants accidentally exposed to vacuum of space - Will the settlers save them on time?

A newly-built base on the moon has the first two compartments of a pressurized greenhouse farm. An airlock system automatically seals one compartment off the others when pressure sensors indicate a...

3 answers  ·  posted 3y ago by Christmas Snow‭  ·  last activity 3y ago by Christmas Snow‭

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Q&A Is it possible to "Smell" in Space? Viable Equivalents?

I am currently creating a Spacefaring Race that regularly travels between planetary systems in order to harvest resources, but due to the fact that the conditions required for them to Breed are fai...

6 answers  ·  posted 4y ago by BonnetBee‭  ·  last activity 4y ago by BonnetBee‭

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Q&A What does the physiology and biochemistry of a vacuum adapted post-human look like? Part 4: Movement

I am a post-human adapted for permanent life in vacuum and micro-gravity. How might my physiology and biochemistry overcome the following challenges? Please note I have a strong cultural aversion ...

2 answers  ·  posted 4y ago by Chairman Yang‭  ·  last activity 4y ago by Chairman Yang‭

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Q&A What does the physiology and biochemistry of a vacuum adapted post-human look like? Part 5: Senses

I am a post-human adapted for permanent life in vacuum and micro-gravity. How might my physiology and biochemistry overcome the following challenges? Please note I have a strong cultural aversion ...

2 answers  ·  posted 4y ago by Chairman Yang‭  ·  last activity 4y ago by Chairman Yang‭

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Q&A Vacuum Rated Sharpie Or Dry Erase Marker/Board?

Would it be possible to make a sharpie or a dry-erase marker that would work in a vacuum? Would they already work? To that end could you make a dry erase board or some such?

2 answers  ·  posted 4y ago by The Imperial‭  ·  last activity 4y ago by The Imperial‭

Question space vacuum
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Q&A A very small part of an office building is gone, leaving vacuum. How does this affect its surroundings?

A small perfect sphere is suddenly gone. Everything inside is teleported somewhere -- through space or even maybe through time, we're not sure. It's a small sphere, just enough to fit a human sitti...

5 answers  ·  posted 4y ago by Lazar Ljubenović‭  ·  last activity 4y ago by Lazar Ljubenović‭

Question atmosphere vacuum
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Q&A Safety equipment to survive decompression

In the future, space travel is common, so common, in fact, that commercial transport is available to most people, like air travel is to us. As a passenger on a vessel of Galactic Spacelines, half ...

4 answers  ·  posted 4y ago by jpfx1342‭  ·  last activity 4y ago by jpfx1342‭

Question survival vacuum
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Q&A What would happen to an airplane in space?

What would happen to an airplane in space? Or to be more specific, would anything interesting happen to the plane itself, and would the passengers and crew be able to survive for longer than a few ...

1 answer  ·  posted 4y ago by ScienceKeanu‭  ·  last activity 4y ago by ScienceKeanu‭

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Q&A What are the climatological effects to the surface of a planet where the atmosphere gives way to vaccum? (diagram included)

(Please see diagrams) This is a question regarding an area of a Rocheworld scenario that I haven't found anything on. It is suggested that the OUT side of a planet that is tidally locked with an...

3 answers  ·  posted 5y ago by Len‭  ·  last activity 5y ago by Len‭

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Q&A Effects of being briefly exposed to a zero air pressure environment

Assume that a person is shielded by magic. The only thing this magic does is to keep air away from that person (ignore for now any consequences to said unfortunate individual). Aside from this, the...

4 answers  ·  posted 7y ago by Thomas Myron‭  ·  last activity 5y ago by Thomas Myron‭

Question atmosphere vacuum
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Q&A What would happen if all dark energy instantly converted to radiation due to vacuum metastability event?

What would happen if all dark energy (cosmological constant) instantly converted to radiation due to vacuum metastability event, while otherwise vacuum properties remain the same? Dark energy dens...

1 answer  ·  posted 6y ago by Anixx‭  ·  last activity 6y ago by Anixx‭

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Q&A Could a plant be engineered to live in a vacuum?

Could an artificial plant species be designed and created that lives in a vacuum - for example on the surface of our moon? The main problems I can see immediately would be the lack of an atmospher...

4 answers  ·  posted 8y ago by Tim B‭  ·  last activity 6y ago by Tim B‭

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Q&A Could the principle of the zero point energy universe be used for infinite energy?

My understanding of the hypothesis is somewhat hazy, so I probably have gotten something wrong. But as I understand it, the total energy density of the universe is either very small or exactly zer...

3 answers  ·  posted 6y ago by Kronimiciad‭  ·  last activity 6y ago by Kronimiciad‭

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Q&A Opening the Windows, In Space

I recently envisioned a fight scene in which the three main characters are in a bar on a spaceship when about a dozen space marines ambush them. They take cover behind the bar, but without weapons ...

1 answer  ·  posted 7y ago by DaaaahWhoosh‭  ·  last activity 7y ago by DaaaahWhoosh‭