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Results tagged with science-based
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user 38400
For questions that require plausible (better than suspension-of-disbelief) answers based on Real World science that are not necessarily constrained to the known limits of Real World science. Contrast with the hard-science, science-fiction and internal-consistency tags. This tag may not be used alone. This tag may not be used with the science-fiction, hard-science, or internal-consistency tags.
0
votes
Additional officer ranks for large military organizations
You're making the common mistake of believing that rank is equal to position/authority. While there's normally a relationship, it isn't absolutely necessary. Here, for instance, is a real-world exampl …
- 21.5k
12
votes
How to allow a sentient cephalopod to live a long lifespan?
As you point out, the ability to have multiple breeding cycles did evolve in cephalopods, with the vampire squid being another example so there's no particular reason why that could have not evolved s …
- 21.5k
3
votes
What single change in history would make rear steering cars a standard?
Just to add to assorted comments why rear-wheel steering outside of certain specialized vehicles isn't a thing, here's an example of why: the 1933 Buckminister Fuller designed Dymaxion Car.
Leaving as …
- 21.5k
16
votes
What is a reasonable timeframe to build a funeral pyre with a hundred corpses, with five apo...
Frame Challenge
If the bodies have been inside for two weeks before being moved, they will not want to live in that building unless they're prepared to do extensive renovations.
I have twice been invo …
- 21.5k
1
vote
How can I bypass Bergmann's rule in cold weather populations of humans?
Technology.
Sufficient technology can overcome evolutionary pressures. If, for instance, they have sufficient technology so that shorter, stockier bodies to retain heat isn't a biological advantage, t …
- 21.5k
1
vote
How to recreate units of measure?
If he knows his height, he can get a reasonable approximation of a meter length. If he knows different ways of counting of seconds ("one one thousand, two one thousand"), he can get a reasonable appro …
- 21.5k
30
votes
Why wouldn't all wizards be buff?
Take a look at professional or Olympic-level athletes. All are extremely fit, but they display differing levels of muscularity and size depending on their disciplines, because different types of physi …
- 21.5k
2
votes
Hours of sunlight calculation
Is it Earth?
For length of daylight at any given date at a location, you can use this calculator, among many others online.
For tightly packed buildings, hours of potential direct sunlight1 is purely …
- 21.5k
7
votes
Could an Earth-like world use airships as heavy cargo haulers?
One major problem with airships of any kind is their size. Assume hydrogen as the lifting gas: a rule of thumb (that will get you within a few percent of the actual numbers) is that to lift 1 kilogram …
- 21.5k
15
votes
Why would vampires require human blood?
They're all junkies.
They're not after the blood, they're after the endorphins in the blood. Their own system uses a slightly different class of hormone to fill the role endorphins do in ours, but the …
- 21.5k
1
vote
How to Build the Fictional Continents Using Our Real Continents
Atlantis is easy: just Iceland further south. The obvious solution is have the Azores Plateau be larger and higher so it breaks the surface.
Lemuria could be a chunk of Gondwanaland that gets pulled f …
- 21.5k
30
votes
What would make human males an inefficient option for spreading alien genes?
A human male produces millions of sperm a day, and can have hundreds
or even thousands of children fairly quickly.
Yeah, no. For several reasons, the main one among them being that the number of men …
- 21.5k
2
votes
Without tides, would we have beaches?
Aside from the answers previously given, you might also want to consider the example of large lakes. The Great Lakes have a theoretical tidal range of 5 centimeters, which is small enough to be consid …
- 21.5k
6
votes
Would a pool of petroleum explode if lit on fire?
Having lit quite a number of petroleum pools on fire for training purposes to teach people how to put such a fire out, no, it will not explode. The vapour at the top will burn, heating and vaporizing …
- 21.5k
4
votes
What pressure, temperature and atmospheric challenges exist for human habitation 1 mile bene...
I present the Sudbury Neutrino Observatory (SNO), now SNOLAB, located 2100 meters down in the still operating Creighton Mine (the operating faces are currently down around 2400 meters with exploration …
- 21.5k