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For questions that ask if a given concept is consistent, or being used consistently, in the context of the referenced world rules. Answers should say yes or no, with supporting info. This tag should not be used with the science-based, hard-science, or science-fiction tags. Comparisons to the real world should use the science-based tag. This tag may not be used alone. This tag may not be used with the science-fiction, science-based, or hard-science tags.

5 votes
Accepted

How to ensure my Hulk's survival

Without magic, or magic-level technology (Clark's 3rd), this is not possible. The Hulk is a gross violation of conservation of mass. In short, unless he had the ability to generate matter from raw ene …
guildsbounty's user avatar
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3 votes

Escaping a black hole

You can orbit a black hole without being trapped by it. Heck, we, here on Earth, are orbiting a black hole and are not permanently trapped by it (the Supermassive at the center of the Milky Way). Th …
guildsbounty's user avatar
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48 votes

Can a river be put under enough pressure to jet straight up for a mile?

Here is a bit of math showing what you are up against. we are ignoring wind resistance. If we want to see how fast that water has to be moving to reach 1 mile in height, we pull out the following equ …
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4 votes

Balloons to space

There are a number of reasons, but here are the two big ones: Safety/control and actual utility. Safety and control is a big issue...because you can't really steer a giant balloon very well. Once you …
guildsbounty's user avatar
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3 votes
Accepted

Floating ships on dense clouds?

Ultimately, the question of whether or not something will 'float' on top of something else is a matter of density. Put simply, weight does not matter...if the average density of your entire craft is l …
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22 votes

Lightning Rifle

The basis for this technology already exists, it is called an Electrolaser and it works as follows: You fire a laser into the air, and take advantage of the fact that lasers diffuse in air by strippi …
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103 votes

Would a submarine make a great spaceship?

I'll start with the spoiler: They are going to die. I'm not sure exactly how long it will take (because I can't find details on reserve oxygen capacity or submarine nuclear reactors...might be classif …
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13 votes

Would a culture with magic consider it magic?

I think my answer to that would be 'It Depends.' Specifically, I would say that it depends on how the magic actually works in that world. If it is a system that anyone can learn how to use regardless …
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4 votes

How much havoc can a small amount of people cause in a metropolis?

If you want to cripple a large population center, you target the infrastructure, not the people. A lot of your money is going to go to explosives and highly energetic combustibles (and hey, those are …
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6 votes
4 answers
1k views

Viability of a hybrid endo-/exo- skeletal intelligent (space-age) race

The core of this question is this: Given what we believe we know about the requirements for a tool-using, space-faring race to evolve, how viable would a species that has a hybrid exo/endoskeleton be? …
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