Posts by Green
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 manip...
Tidally locking a rock or metal moon isn't too hard and the understanding of how a solid moon behaves while tidally locked is relatively well understood. However, can a water moon be tidally locked...
Earth has an iron-nickel core which gives us a magnetosphere. Based on this question that replaces our iron core with a mercury core, would we be likely get a magnetosphere? Mercury is highly cond...
Radio Thinkers Creatures that communicate by biological radio pops up in science fiction occasionally and it's a fun idea. However, there are some practical concerns with regards to evolving a ra...
A secret organization operating out of an undisclosed location for an undisclosed parent organizations have invented a "convince-me" ray gun (CMRG) that works by an unknown mechanism. After an ide...
Here on earth, the moon is this big white thing that lights the world and hangs in the sky. Every culture on the Earth has incorporated the moon into some of their legends. Sometimes as a woman, so...
It's well known that Mars has a very weak atmosphere as a result of billions of years of solar wind bombardment. Mars lacks a sufficiently large magnetic core to generate a magnetosphere strong en...
An alien race, for reasons of their own, have decided that it's important to make the third and fourth planets in our solar system about the same size and mass. Since they have a strict moratorium...
In my story, I have a small extended family of 30 to 40 individuals ranging in age from 0 to 50 who are on the run from Chinese and Japanese forces in 1400AD. No place in Asia is safe for them. By...
Does the following progression/collection of technologies make sense on the way to an artificial womb? The central assumption to this question is that the female body is a delicate, complicated ma...
It's well established that the human body does not do well in zero gravity. Symptoms such as fluid loss, muscle atrophy, bone mass loss are well known. Less well known problems extend to such mun...
Perhaps you've flown in a plane on an especially cloudy day when all you can see are clouds beneath and above you. It's a beautiful sight, strata'd white all around. So what if the plane were flyin...
Many questions on Worldbuilding have posited different reproductive strategies that often result in the virtual enslavement of females (when there are females involved). On Earth, normal human biol...
Throwing big rocks at planets is so passe and any asteroid tug can do that now. The Intergalactic Arms Reduction Treaty forbids the intentional bombardment of a planet's surface with large asteroi...
A global epidemic of H1Z2 virus has rendered 95% of the population into zombies. The zombies have lost most of their frontal and temporal lobes so the following capabilities are either severely de...
Modern human mothers can now choose the sex of their children, without surgery or procedures. For every pregnancy, the sex of the fetus must be chosen. In a culture that has a strong preference for...
I'm looking for a way to render a large percentage (30 to 50%) of Earth's human population infertile in about 10 years. Medicine and tech levels are approximately where they are now, maybe slightl...
Based on this question and answer about a human sized creature that lives completely on textiles, how feasible is it for a creature to consume nylon and polyester to derive fats/lipids useful for b...
Deposing the new Robot Overlord Some people just can't leave well enough alone. The Robot Overlord has executed its programming of the Zeroth Law and the Three Laws of Robotics for the previous t...
So, it's happened. We have a robot overlord who follows the 3 Laws of Robotics + the Zeroth Law of Robotics. How we got such a thing or the process by which it makes its decisions is outside this...
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...
Based on this question about an impossible barbell planet, how hot would the bar be if it extended from halfway in the Earth's mantle to an altitude of 2r of Earth's radius? The diameter of the bar...
We have modern humans found in a near future, first world country on Earth. The primary technological advancements are in the form of extremely cheap and fast genome sequencing ($10USD/genome) and...
Conspiracy theorists love to talk about a group called the Illuminati that pull the strings of world events. While there have been several real (and many more imaginary) Illuminati groups, what wo...
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