Questions tagged [reality-check]

Asks if a given concept is realistic in a given context. Answers should say yes or no, with supporting info. Compare this with the science-based and hard-science tags. This tag should never be the only tag on a question, because this tag frames how a question should be answered, not the topic.

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Limbs where muscle composition is 90% fast-glycolytic and 10% slow-oxidative. Would it be too specialized to be practical?

So, many predators, but especially felines, have more "strength" per kilogram than humans. Why? Well, it's in the type of muscle fiber they use. These types are: Slow-oxidative: Small force ...
4
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0answers
70 views

Could a universe with 3 or more $U(1)$ charges that are all equivalent to each other be self consistent?

In alternate universe there are at least 3 $U(1)$ charges. An elementary fermion can have a value of $±1$, or $0$ for any of these types of charge. The value an elementary fermion has for one of ...
3
votes
2answers
68 views

Habitable low mass super earth and its habitable high mass moon feasability

So, I've got a fantasy world where there is a super-earth with Earth-like gravity (aim is approximately half-again the diameter of Earth) that is the homeworld of non-native humans(introduced to the ...
3
votes
1answer
77 views

How would a K3 civilization collect the majority of the universes available mass in the form of Intracluster gas?

My story at its final stages is based around K3 civilizations whose technologies are within the known laws of physics and for plot reasons have managed to control all superclusters and lone galaxies ...
3
votes
1answer
107 views

Assigning realistic climate zones

I'm thinking about the Koeppen climate zones for my Earth-like planet. It is all very roughly painted, because I would like to get it right first before fine-tuning the world. I've so far started with ...
1
vote
0answers
86 views

Anatomically Correct Haggis

The Myth and Mystery of Scotland’s Wild Haggis The creature is said to be the source of the iconic Scottish dish. BY ANNE EWBANK JANUARY 15,* 2019 ... Legend surrounds the wild haggis. According to ...