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Posts by System‭

201 posts
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Q&A Could vegetation potentially regrow on vitrified ground?

In this world, a planet with very dense vegetation (earth-tropical-forest-like) and silica containing soil was attacked by spaceships which fired very high energy laser beams across the planet's en...

4 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A Iron-rich rogue planet that is 12x Earth's mass collides with the Sun; now what?

So this planet enters our solar system from the 'south' pole at 30 kilometers per second. A bit faster than the first Interstellar asteroid ever discovered. Of course, it plunges into the Sun's ph...

4 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A Is there a way to counter high gravity to make it livable for humans?

I was not entirely sure how to word the title question, so allow me to put my question into more detail here: Suppose there was a planet with just the right conditions to allow humans to live ther...

2 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A How might a slow fire energy weapon reliably neutralize its target?

Inspired by this question, so credit to them for the core idea. How might a slow fire energy weapon reliably neutralize its target? Here are some details about the precise design I had in mind: I...

3 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A Is there a liquid that could protect a human inside it from impact?

I am trying to figure out what kind of liquid, if any, can be used to severely impede or slow human motion without killing or severely damaging their bodies (IE if after being submerged in this liq...

13 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A Is full VR immersion plausible?

First, let me define what I mean by "full VR immersion". A helmet or headwear that covers or plugs into the brain, allowing them to control a virtual self or physical thing (such as a robot) as wel...

7 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A Underground cities in a Glacial Climate Transition?

My story is based on a Glacial Climate setting or an Ice Age. However the transition is gradual and humanity was given some time to adapt. The transition began in our real-world technological equiv...

1 answer  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A How could a country broadcast digital data through tap water (instead of radio waves)?

Background: I'm toying with the idea of an alternate Earth that never developed wireless technologies. Radio transmitters, Wi-Fi, etc... were never invented, meaning that light-speed communication ...

4 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

Question chemistry
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Q&A Why can an elf never become overweight?

Elves and human share many similarities, from body type to the ability to perform magic. However, elves retain a slim, lean build throughout their life, and are incapable of becoming obese. The big...

9 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

Question biology
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Q&A Do different angles of strike affect the destructive power of an asteroid?

I'm looking into the destructive power of a 5km asteroid strike, a bit smaller than the k-Pg event. How does the angle of the strike affect the destructive capability of a land-based impact. For e...

1 answer  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A How can I ensure that a supercontinent has fertile ground away from coastal areas?

In this world, the continents never split off from each other. They stayed connected into the one giant landmass called Pangea. Humanity developed on this supercontinent, separated by landmarks ins...

6 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

Question climate geography
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Q&A What would drive people to risk death in the deep?

Dateline: 2067 Setting: A research base at the bottom of the Marianas Trench Depth: 10,000 meters. Mission Duration: Thirty days A research base lies at the bottom of the Marianas Trench, housi...

14 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A Effects on Earth of Decreasing the Moon's Luminescence

I'm thinking of a world where the earth's moon is densely crowded with dark materials. Solar power plants, dark buildings covered with radiation shielding, large dark open pit mines etc. Imagine th...

1 answer  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A Would super-sized humans be super-intelligent?

A mad, egomaniac, scientist has developed a way of extending the natural growth of humans to create an army of 20ft (6 meter) tall soldiers. Physiologically, they are three times the size of norma...

12 answers  ·  posted 7y ago by System‭  ·  last activity 7y ago by System‭

Question humans intelligence
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Q&A Can a rocky planet or moon be stark white?

From pictures I've seen, all rocky planets in our solar system are some shade of grey, brown, and red. Ignoring stuff like atmosphere and oceans and plant life of course. I was thinking of a world...

4 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A Parallel worlds with changing gravity and magnetic fields

I'm working on a story that has several worlds but I focus only two of them now. World A is our present, world B is a fantasy-ish one which is very similar to ours but evolution has been different ...

2 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A How massive can a spacecraft be?

Enter Iaeptus - A million man mission born on a fleet of ten thousand ship to the outer solar system. Their commander : Minevera, a brain-in-a-vat super computer. With a weight of 5 tons, a neuron ...

2 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A How to survive the G-force of Space Travel

In my world ... Actually, in every hard sci-fi world with casual interplanetary travel, the G-force involved in acceleration would becomes so high that no unmodified human being could realistically...

11 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A How does a solar sail return to its world?

While trying to figure out a way that individuals could own spacecraft in my sci-fi setting without having access to things that could double as weapons of mass destruction, I settled on the widesp...

8 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A Sandalphon: A Machine that Copied Gametes

Obligatory Premise In the year 2201, Diego OfeAde has been in control of Mars for 50 years. He has moved mankind into Valles Marineris and his aggressive population expansion program has seen t...

3 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

Question biology genetics mars
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Q&A Why would Fission be used in a world where Fusion reactors exist?

In my world, all terrestrial bodies in the solar-system of over 900 km size have a significant human presence. Earth-moon Travel is as common as an interstate road trip, and Interplanetary travel i...

11 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A Designing a Mars-Class Zeppelin

In my world, a scientist and engineer by the name of Guoliang Guan successfully uproots and moves a quarter of a million tons of habitat, industry, miscellaneous chemicals, storage containers, rock...

2 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

Question mars engineering
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Q&A How to get down Valles Marineris

In my World, a perfect storm of catastrophic size strikes earth and black-death levels of mortality ensue, cutting short the Great Space Race. The only problem is that there are over 10,000 people ...

8 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A Generate electricity using altitude and pipe

A present day society has had to relocate from their coastal community and have taken refuge at the top of a very high mountain roughly 10,000 feet above sea level. This mountain is the most promin...

4 answers  ·  posted 6y ago by System‭  ·  last activity 6y ago by System‭

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Q&A A very strong person

I remember reading Tarzan by Edgar Rice Burroughs. The protagonist is a an extremely strong man, capable of hand to paw combat with lions. The origin of his strength is attributed to living among g...

5 answers  ·  posted 7y ago by System‭  ·  last activity 7y ago by System‭