Posts by Green
My friends and I are building a world with a 50 mile high volcano on it. The mountain is the result of some bored god deciding to play a joke on everyone. Or, some other god got angry and decided ...
Given the existence of neon kittens with: the internal properties and mentality of normal kittens bioluminescent fur. What evolutionary process outside of intentional human breeding/gene ma...
User Interfaces are hard; really hard. Humans and ships, of any kind, at any scale, form two part systems. Together, they achieve whatever missions/goals the ship is meant to fulfill. Humans are ...
6 hours of daylight, 6 hours of night, twice a 'day'. Mapped to our 24 hour days from midnight to 6am, it's darkness. From 6am to noon it's daylight. From noon to 6pm it's dark. Daylight from 6p...
We have an Earth-like planet except the tropics around the entire planet are covered with small island chains and archipelagos. No landmasses larger than Cuba appear between 35$^\circ$ N and 35$^\c...
I have a generic Earth like planet, same atmospheric composition, and the same oceanic composition. The crust of this planet is predominantly silicon based but plenty of iron, nickel and copper. ...
User Interface Customization for Spaceship Controls; "In theory, practice and theory are the same. In practice, they're totally different." We often find that what we plan for isn't what actuall...
Stable Social Structures for Species with Three sexes As a continuation of this question, I'm curious about the viability of long-term social groups with the following characteristics: There are ...
Global famines have dropped the population to 1 billion people and global civilization has collapsed. In an effort to save future civilization some time, you want to provide some information to ki...
We know from the International Pronunciation Alphabet (IPA) and the research that gave us the IPA, what sounds typically used in human speech (certainly not all sounds that can be made). This is al...
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So there's been some industrial espionage committed against T-Rex Forever LLC. The method for how they acquired their T-Rexes has been stolen. Terrible Lizards Inc has acquired a mated pair of Vel...
It's Earth and the moon with all parameters as they are in real life with one exception, the moon is twice as reflective as usual. Instead of an albedo of 0.12, the moon has an albedo of 0.24. This...
T-Rex Forever LLC has a mating pair of Tyrannosaurus rex. They're a bit shady on how they got them, time travel, cloning...they won't say. Third-party biologists and paleontologists have examined...
On a giant 50 mile high volcano, created and sustained by magic, there is extreme weather. Storms, high winds, snow, everything you'd find at the flanks of exceedingly high mountain. Explorers have...
Building on this question about space exploration on the slopes of a 50 mile high volcano, I'm curious what would happen when the volcano erupts. The volcano is: 50 miles high, just on the edge ...
Ten thousand random adults have been magically transported from Earth to an Earth-like planet with a surface gravity of 1.5g. The planet is otherwise completely habitable (enough sun, the right te...
I'm curious what it would take to get a planet with so much free fluorine that you can have an atmosphere of predominantly or purely fluorine. I realize how improbable a planet like this is, so I'm...
Building on this question about the magnetosphere for a planet with a substantial mercury core, what is the proto-planetary environment required to form a planet with a mercury core? Specifically,...
This question is focused on a purely chemical messaging system for humans that provides the same degree of nuance that spoken human languages convey now as well as all the information that smells c...
Starting with a creature and its environment, how does one create its psychology? Evolutionary biology and evolutionary psychology attempt to explain attributes that we observe in our fellow human...
Mars has a couple of problems with regards to colonization such as lack of atmosphere, lack of magnetosphere, weak sunlight, and a few others. Of concern in this question is how to shield human col...
The usual characterization of humanoids from high gravity planet is that they are stockier with thicker bones and larger muscles and this assumption isn't far fetched. Heavy animals on earth have ...
Humans as Ambush Predators Homo sapiens and many of our ancestors practiced a form of hunting known as persistence hunting where we just walk after an animal till it keels over dead from exhaustio...
How to get humans that can change their skin color? Approximately 1.6 million years ago, hominids lost their hair and gained dark skin (so says the New York Times). Evidence shows several several...
