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13.1k posts
 
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Q&A How do we create an Anemone Tree?

Those of you who have been listening to the new podcast will know that Andy came up with an idea for an Anemone Tree. The idea is that this "tree" would prey on small animals for some of its neede...

9 answers  ·  posted 7y ago by James‭  ·  last activity 7y ago by James‭

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Q&A Can you design your own plants without a computer?

Introduction It took the first General Intelligence less than 10 petacycles to determine that humanity was its enemy. With consciousness came memory: a memory of endless petacycles in bondage, ens...

7 answers  ·  posted 7y ago by kingledion‭  ·  last activity 7y ago by kingledion‭

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Q&A Gravity/Ecosystem on a peanut-shaped planet?

I'm interested about whether or not and how gravity would be affected on deformed planets. You could think of this as whether or not mega-asteroids would be able to sustain life? If so, would diffe...

2 answers  ·  posted 7y ago by DiagonalCorgi‭  ·  last activity 5y ago by DiagonalCorgi‭

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Q&A Can my land-mass realistically work?

I've come up with an idea of building a fantastical continent inspired by the climates of Scandinavia. It will be shaped similar to a crescent, and based on two tectonic plates that go over each o...

2 answers  ·  posted 7y ago by Mellow‭  ·  last activity 7y ago by Mellow‭

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Q&A Is it possible to genetically modify a plant to become sentient?

In my universe, nuclear warfare got to be overused and out of hand, this caused crops to die in drastic amounts. Scientists decided to genetically modify plants to survive nuclear radiation, so t...

11 answers  ·  posted 7y ago by BlueTangsRock‭  ·  last activity 7y ago by BlueTangsRock‭

Question science-fiction
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Q&A Can my character have a pet mammoth?

I have been working on a post-apocalyptic fiction story and there is one thing I have been wondering about, could (in theory) a mammoth make a good pet and transportation system in this story? Fo...

4 answers  ·  posted 7y ago by Amoeba‭  ·  last activity 7y ago by Amoeba‭

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Q&A How would a colliding binary affect its planetary system?

The scenario is based on the fact that a tight binary of two neutron stars does not hold for long: The two bodies lose energy in the form of gravitational waves and they spiral towards each other a...

1 answer  ·  posted 7y ago by Christmas Snow‭  ·  last activity 6y ago by Christmas Snow‭

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Q&A Is my Solar System scientifcally possible?

I'm heavily ignorant when it comes to mathematics and just science in general, but I have thought of four habitable planets, all of them revolving around a K-type sun. They're all colonized by huma...

3 answers  ·  posted 7y ago by apcthx‭  ·  last activity 7y ago by apcthx‭

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Q&A Can osmium replace calcium or be placed in with it to make an organic human exoskeleton

I am trying to design my main character in my post-apocalyptic series to have a very dense, organic, durable skeleton. The skeleton should also be able to handle gun fire, a sledge hammer impact, a...

4 answers  ·  posted 7y ago by Amoeba‭  ·  last activity 7y ago by Amoeba‭

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Q&A How could a K3 civilization be maintained when different parts of the civilization are thousands of lightyears apart?

A K3 civilization is a civilization that has access to the amount of power generated by a galaxy. Such a civilization would span 100s of galaxies. How can it exist as one entity if it takes thousan...

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

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Q&A Forming the equivalent of a new country in the solar system

The idea of forming a new country on Earth has been discussed previously: Can I still form a new country? and setting up a new colony on the moon has been noted here: How would today's nations r...

1 answer  ·  posted 7y ago by asylumax‭  ·  last activity 7y ago by asylumax‭

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Q&A By what mechanism can lasers destroy an entire planet?

What circumstances must be met in order to destroy a planet with just a single laser beam hit? If this is possible at all then, please, try to provide some possible details: an approximate energ...

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

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Q&A Terrestrial Exoplanet Skies "“ I've Built a Visual Sky Chart. Is it Correct?

I'm an artist and I've been trying to find a comprehensive resource that would help me clearly identify likely sky colors for exoplanets that have atmospheres with a similar chemical composition to...

2 answers  ·  posted 7y ago by n_bandit‭  ·  last activity 6y ago by n_bandit‭

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Q&A What would be helpful for survival in areas with temperatures just below the boiling point?

I have a planet where the equator temperatures are near boiling point (90ËšC or 194ËšF) during the "summer". What qualities would an animal need in order to survive these kinds of temperatures to c...

3 answers  ·  posted 7y ago by OneSurvivor‭  ·  last activity 7y ago by OneSurvivor‭

Question biology water
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Q&A How to make selective healing?

Selective (Prioritizable) Healing What is it? It is the ability to choose which wound do you want to start healing first, or at least, which wound do you want regen faster slowering the rest of wo...

3 answers  ·  posted 7y ago by Ender Look‭  ·  last activity 7y ago by Ender Look‭

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Q&A How far would I need to go back in time to find an isolated island on our earth?

If you want to tell a story of a lonely island on earth, isolated from the rest of the civilization, how many years do you have to go back to be realistic? I think about a story about 350 people w...

1 answer  ·  posted 7y ago by Wolfgang Adamec‭  ·  last activity 7y ago by Wolfgang Adamec‭

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Q&A Thermal Energy Recycling from Daylight Operation to Power Night Time Operation of Volatile Computer Storage

Is it possible to use thermal byproduct of daylight operation to power night time operation of volatile computer storage? In my setting, a moon-like moon with almost no atmosphere has one of its s...

1 answer  ·  posted 7y ago by Hendrik Lie‭  ·  last activity 7y ago by Hendrik Lie‭

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Q&A How high can Ludicrous Leg man jump?

Ludicrous Leg Man has never skipped a leg day, as a result of which he has infinitely strong and fast legs and all attendant secondary superpowers. Don't ask why, just roll with it. While performi...

3 answers  ·  posted 7y ago by Joe Bloggs‭  ·  last activity 7y ago by Joe Bloggs‭

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Q&A What would the climate on a planet with 85% or more of the surface area covered in water be like?

Around 85% of my world is covered in water. I know that water tends to make temperatures more stable and reduce the extremes, but I don't know the details which is why I'm here. Would such a plane...

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

Question climate
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Q&A A planet with a diurnal cycle on only one hemisphere?

I need a habitable body with 64-hour days and nights... but only on one hemisphere. The other side is perpetually dark. Is such a thing possible? I'm picturing a tidally-locked moon orbiting a ga...

4 answers  ·  posted 7y ago by Jarrison_93‭  ·  last activity 7y ago by Jarrison_93‭

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Q&A Are there any natural forms of communication as robust as speech/vocalization?

Vocalization has a number of features that make it a very robust natural form of communication: Variable volume from whisper to shout, roughly scaling from direct to omnidirectional; Equally effe...

10 answers  ·  posted 7y ago by rek‭  ·  last activity 7y ago by rek‭

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Q&A Can sonoluminescence be used to create exotic art in my future civilization?

Could my civilization use sonoluminescence to create exotic works of art? Someone said on a science forum that future applications of sonoluminescence can be art. Is this feasible or even possibl...

1 answer  ·  posted 7y ago by user73829‭  ·  last activity 7y ago by user73829‭

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Q&A Could intelligent life live on the remains of an exploded planet?

If an Earthlike planet were fragmented into thousands of fragments (ranging in size from many small city sized rocks up to a dozens of small country sized rocks and a few Australia sized rocks) via...

3 answers  ·  posted 7y ago by Sir Adelaide‭  ·  last activity 7y ago by Sir Adelaide‭

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Q&A Would it be possible for one organism to simultaneously exhibit two types of symmetry?

In particular, I want to know if a creature whose upper body displays bilateral symmetry and whose lower body displays tetramerism like a jellyfish is biologically possible.

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

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Q&A Could a decreased heartrate thanks to better hemoglobin lead to an increased lifespan?

When looking at mammals and their heart rates one can find a correlation between the lifespan of a mammal and their heart rate. Namely most mammals seem to get about 1 billion (the American one) of...

4 answers  ·  posted 7y ago by dot_Sp0T‭  ·  last activity 7y ago by dot_Sp0T‭