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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.

2 votes

Crystalline materials in someone's bloodstream -- what effect would they have?

Interestingly enough, the experiment was performed (on rabbits, guinea pigs & frogs) in the last century: Effect upon Platelets and on Blood Coagulation of Injecting Foreign Particles into the Bloodst …
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2 votes

Destruction of a great Empire

I might suggest reading up on the history of the Roman Empire. A good example of an historical empire falling from within. If you're in the US, you can also have been watching the nightly snooze for l …
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11 votes

Why would a predatory creature capable of using telekinesis still hunt with tooth and claw?

First and foremost, as others have said, telekinetically tripping your prey is all well and good, but you've still got to kill it. Hence fangs and claws. There may also be some subtle tactile feedbac …
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3 votes

Could I actually have an RPG-like animal companion?

"Dogs" is definitely the best answer from the primary world. This question, as written, really is not about worldbuilding, even with the "to clarify" tag. It is, however, one of those "well obviously …
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3 votes
Accepted

Does this political system (for the Asteroid Belt) make sense?

Summary: Yes Space is a big place. Really big. The Hegemony may well control just enough activity in the Belt to be an important player, but probably lack sufficient boots on the ground to make them …
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4 votes

Could Glosa Be Spoken BCE?

Short answer: NO. Medium answer: MAYBE, with a time machine. The basic issue here is one of chicken and egg and which came first. While, with chickens, we really do not and can not actually answer t …
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8 votes

Would a "Hunting Horn" be feasible in a realistic world?

Battle Theremin As a musical instrument, the theremin is played by not touching it, by moving one's hands through the electrical fields generated by the instrument and the player's body. One could eas …
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3 votes

Helmet that shoots lasers?

Been There Done That Got the Laser Safety Goggles The system you describe has, in form if not in power, existed for decades. Ophthalmology surgeons sometimes use a head mounted laser where the power a …
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3 votes

Could a tribalistic society domesticate dinosaurs?

Dinosaur... ... it's what's for dinner. We've already tamed dinosaurs at least once. There is no (good) reason why your hypothetical tribe of humans can't tame whatever kindred of modern dinosaurs …
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3 votes

Riding a push-bike up the sides of buildings

Reality Check: FAIL Rationale: Your scenario makes two competing and altercancelling claims. First, you state that people must ride their bikes up the side of a building in such a way that it must …
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10 votes
Accepted

How practical is a spear-rapier (fencing foil) hybrid?

The basic weapon you're looking for to marry to your bo staff is the urumi. This is basically a sword that is razor sharp, and more importantly for the martial art you're considering, razor thin as we …
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4 votes

Is an instrument that increases in loudness the farther away you get from it scientifically ...

Using conventional physics, no. Simply because once the sound wave is produced by the string in your example, it dissipates into the surrounding medium. However... If you're willing to go with an inst …
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4 votes

Is this creature's proportional head size feasible?

Head size isn't what strikes me as unfeasible here. It's how you think the spine meets the cranium. Anatomically, the body plan and head shape / orientation you've chosen is great for a bipedal creat …
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3 votes

Is it feasible to have a nose prosthetic that doubles as a weapon?

Feasibility Check? YES! Technologically, as well as technically, this would be relatively simple to accomplish. The results probably will be rather less spectacular than you're hoping for. Device fail …
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4 votes

Fighting In The Highest Of Heels (chopines)

Sure! Fundamentally no different than stilts, and if Conan Lee can do it with spectacular style, I don't see why ancient Venetians couldn't duel in chopines. Not all chopines are alike. Combat chopine …
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