Michael Mortensen
  • Member for 3 years, 5 months
  • Last seen more than a week ago
Justifying why a troll's skin would turn to stone in sunlight
59 votes

Another classic trait of trolls, is a tremendous regenerative ability. Sometimes to the point where only fire can kill them. So I'd suggest trolls create a chemical in their body that boosts their ...

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How to catch creatures that can predict the next few minutes?
51 votes

You could actually catch it with endurance. A theorized hunting strategy used by early humans, to catch prey that was faster and more maneuverable than us was to simply keep tracking it. Sure it runs ...

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I'm making a tattooed repository of paramedical knowledge for a religious ceremony. How small can words be if they're tattoos made of cremation ashes?
11 votes

I would suggest drawing and iconography instead of writing. Essentially if you have ever seen the series Prison Break, one of the main characters have the blueprints to a prison drawn into a full body ...

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Why would people bury their dead in tombs when they might become zombies?
9 votes

You could just look to old Egyptian mummies for why. Religion dictates the body, and anything they are buried with comes with them in the afterlife. In that case, it's rather silly to burn someones ...

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Wearing living armor
8 votes

Absent magic, a full bodysuit single organism is unlikely. It's simply too far from the original creature to the end result without the needed benefit in between. However something like a composite of ...

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Maximum privacy VR-Communication for the super-rich
7 votes

The room is inside a Faraday cage, so only the dedicated line the room itself uses can get data outside the room. When you enter and leave the room, you go through a powerful EM-field that fill fry/...

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Anatomically Correct Monsters, Incorporated
Accepted answer
7 votes

Apples are what is called extreme heterozygote, which causes offspring to be very different from their parents. If you plant apple seeds, the new tree will be likely to have apples with different ...

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Can a person use plants instead of blood, and what would the consequences of this be?
6 votes

We (science) don't yet have a way of converting heat into energy directly, a gradient from hot to cold is needed where the flow of heat from hot to cold can be tapped to create energy. In a human body,...

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Never-Ending EMP
5 votes

An EMP is, roughly speaking, a extremely powerful, short lived radio. Where the pulse is strong enough, to induce an electrical current in whatever wiring etc that exists in electrical equipment. (...

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Space-based black hole weapon effects
5 votes

One problem in your description would be any technology capable of containing a black hole until you need it to explode, could just as well be used to defend against said black hole weapon. (for ...

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Jobs/tasks needed to maintain an underground society indefinitely?
4 votes

A basic maslow hierarchy of needs would probably answer most of that. The most fundamental need we have are for food, water, warmth, rest. Food - Farmers, bio-engineers or whatever else you need to ...

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How would Humans evolve to a natural predator?
4 votes

First, you can't evolve in regards to a predator you have no contact with for millenia. It's just not how evolution works. Second, any counter evolution from humans, would be driven relative to how ...

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Would it be possible for species to become sapient without using tools?
4 votes

I would probably turn that question around, why would a sapient intelligent species not use tools if they have the capacity to make them. Tools are not a necessity for intelligence (or sapiens), ...

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How could a tree survive a volcanic blast?
4 votes

Cork is a natural flame retardant, and makes trees able to survive fires normally. in a volcano scenario a pyroclastic cloud would have enough force to simple break the trees, though the flow in a ...

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Reasons for a very small but very high mountain range in an area with no plate boundaries?
3 votes

Paektu Mountain between North Korea and China is not situated at either a plate border nor volcanic hotspot like Hawaii.

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Flames which are actually alive
3 votes

A being purely made of fire (plasma) would not be possible, you would lack the possibility for any persistence. So no memory, no problem solving, essentially everything that would make us consider it ...

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Are (near) instant data transfers feasible on an intergalactic scale?
3 votes

Even if it's not possible to create wormholes, it might be possible to affect them. Put a relay station near one end of the wormhole, that causes fluctuations in the wormhole, and then another station ...

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What would be the ideal artificially evolved human?
3 votes

The idea of an ideal human body, is very much a matter of circumstance. Armor is only relevant if something is attacking you, otherwise it'll just add weight and slow you down. There are no advantages ...

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Is development of technological civilization without ecological damage possible?
3 votes

Technology is not in of itself a damage to nature. Lets look at earth, here the problems comes primarily from forms of greed. We use trawling for fishing, because then we can get 50% (arbitrary amount)...

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What would transhumans developed to live on dark, cold planets look like
3 votes

I'm assuming they are going full native here, and not just adapting to limit their reliance on technology like shipping in resources from other planets etc. Vision: Eyes will be pretty much useless, ...

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Why ban magic carpet despite it comes with certified safety belt?
2 votes

Safety belts aren't a safety feature in an open transport. For the same reasons we don't have safety belts on motorbikes. Pretty much the only thing worse than getting thrown from your bike when it ...

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Land running Octopoid anatomy
2 votes

Long ago (a decade, probably two, so no references) I saw a show on discovery channel theorizing about how animals on other planets might look. One example they came upon, was actually land animals ...

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Boomerang fighting style?
2 votes

As C.R. Rowenson suggest, it could act as a great psychological element in a fight. Boomerangs, unlike other ranged attacks has the benefit of being able to come from directions other than straight ...

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How would a normal person have access to souls?
2 votes

Contracts would be the way to go. It becomes a basic consumable. Probably something along the lines of a person signing a contract with a soul collector, where their soul is given over to them for an ...

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How two-limbed creatures could evolve powered flight? (Amphisbaenia)
1 votes

There are already "flying snakes" today, they "jump" from trees and float to nearby trees. If you start of with this as your base, the vestigial limbs can be used to add speed in a ...

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Pre-Spaceflight alien agriculture part I: herbivores and grazers
1 votes

I believe you would see some differences, some of them depending on the life cycle of your sentient herbivore. Domestication I actually don't believe you will find any domesticated work animals. Early ...

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What improvements in the human body will allow it to withstand critically low or high pressure?
1 votes

To alter a human in an way that could survive both incredibly high as well as low pressure, would be impossible. There are to many processes that would need to exist to protect in one state, that ...

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Observatory on another planet in the solar system
1 votes

Space really is the best place to have a telescope, no atmosphere to interfere. A good place in space, would be the Lagrange point L2, as it is always in the earths shadow from the sun, and therefore ...

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How to prevent theft in a world where dreams are shared?
1 votes

In a world where everyone knows others can access your dreams, it wouldn't be far fetched to not use secure information, until you've checked if your dreaming or not. Add a small device that gives a ...

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Containing the radiation of a nuclear powered aeroplane
1 votes

As multiple people have stated, the americans (and probably russians) did experiment with atomic airplanes in 50-60ies. Though to elaborate a bit on this, the primary reason nothing came of it, was ...

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