Questions tagged [lava]

For questions that include molten rock.

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5 votes
2 answers
274 views

Lava overgrown by plants

The problem: I want to have a volcanic island with an everlasting lava outflow completely overgrown by (jungle) plants. It therefore follows that plants should also grow above the lava. I know that ...
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8 votes
4 answers
622 views

What kind of horseshoes work best on a molten lead track?

There is a horse race happening in Hell. Hell is very rocky and prone to earthquakes, so the best place for the racetrack is on a river of molten lead. This makes for a flat course with obvious ...
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  • 41.8k
4 votes
3 answers
489 views

How to Detect Things Through Lava

I'm coming up with an alien species that can swim through magma. Assuming that all necessary body parts are somehow protected from/immune to the magma, what would be feasible senses for it to use to ...
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2 votes
1 answer
83 views

Lava consistency under the sea? [duplicate]

I'm curious. Is it possible for lava to maintain it's molten character on the sea floor for long periods of time? I'm talking about a river of lava on the sea bed. Obviously this is really stretching ...
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1 vote
0 answers
77 views

The Best Materials for Heatproof Armor [duplicate]

In the Kingdom of Fire, those with the ability to bend the burning element to their will have the unique secondary ability of being able to withstand extremely high temperatures and are able to set ...
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1 vote
1 answer
73 views

A Real-Life Lethal Lava Land [closed]

Imagine for a moment, a video game lava level exactly like BotW's Eldin Region, or the eighth world in New Super Mario Bros: Wii. You know, flowing lavafalls and rivers, lava spewing mountains akin to ...
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6 votes
2 answers
636 views

What would a video game lava level be like in real life?

So this is something I've recently started to think about lately and it's honestly a case of genuine curiosity more than anything else. Many fantasy/adventure-oriented video games usually feature a ...
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3 votes
3 answers
149 views

Lava projectiles

I have a civilization that lives near an active volcano. For battle, they use the lava to their advantage, and one of their projectile weapons is a small sphere with lava inside. When thrown, it ...
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  • 349
-3 votes
1 answer
285 views

Anatomically Correct Strider [closed]

This is a submission for the Anatomically Correct Series To celebrate the upcoming Nether update for Minecraft, I've decided to ask, what an anatomically correct Strider would look like? Based on ...
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  • 6,043
6 votes
3 answers
243 views

Could one create solid rock from dirt using fire?

I have this idea of a character capable of manipulating heat (more than just controlling fire, really controlling the heat of stuff around him). Let's now say that this character digs a tunnel. Would ...
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  • 163
2 votes
2 answers
521 views

Would the Flamebreaker Armor in “The Legend of Zelda: Breath of the Wild” work?

The Flamebreaker Armor is a full plate armor present in the videogame The Legend of Zelda: Breath of the Wild, which protects the wearer from heat. When fully upgraded, it makes the wearer fireproof ...
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3 votes
1 answer
193 views

Floor is lava, need answer

Imagine a tsunami of lava has flash-flooded cities. Oddly enough there weren't eruptions or earthquakes, just a sea of molten rock covering every inch of road, street pavement, what have you. ...
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  • 46k
18 votes
6 answers
4k views

Permanent river of lava

Rivers of lava are a staple of fantasy. But in the real world, lava flows are usually very short-lived phenomenons caused by volcanic eruptions. Is there some plausible way on an otherwise earth-like ...
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  • 43.6k
10 votes
5 answers
1k views

Walking across lava

What would it look like if a human (with the proper protection) walked across a lava stream? Assume that 'proper protection' means some way of insulating against the heat so that they don't get ...
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  • 4,260
3 votes
2 answers
283 views

Would an deep sea lava river be feasible?

I don't wanna reveal too much about my world, however, the basic idea is that there is a town of people who live deep underwater (they are biologically capable of doing underwater gas exchange and ...
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4 votes
4 answers
628 views

Feasibility of lava beings?

Could a creature be made entirely, or mostly of magma or lava? Could it sustainably live in or near a volcano for an extended period of time? Rocks around the outside are optional, and encouraged. If ...
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  • 2,546
7 votes
2 answers
201 views

Ice-World / Cryo-World Settlement (amorphous cryolava / cryomagma)

I was watching a program about the New Horizons space probe and was fascinated by the new revelations about cryolava/cryomagma, and the amorphous planes covering Pluto(98% nitrogen ice). I'm wondering ...
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7 votes
2 answers
926 views

Three of the Four Kinds of Volcanic Eruptions...Underwater

A volcanic eruption is measured in two constants--gas and viscosity. For clearance, low viscosity is like squirting water off a nozzle, whereas high viscosity is like squirting caramel off a nozzle, ...
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6 votes
3 answers
203 views

Sea of Fire in Polar Regions

Would it be possible to have a cold and remote polar region if the oceans are made of fire? By that, I mean that in the place of water, there exists lava.
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  • 111
2 votes
7 answers
687 views

Lava behind a forcefield; How to solidify the lava in contact? [closed]

I have a volcano spewing a lavaflow over the countryside. I have a small valley area protected by an advanced forcefield. It is an extended version of a space going ship's forcefields. When lava ...
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15 votes
6 answers
11k views

Can lava still be red hot liquid underwater?

I want a lake which contains a crater of active volcano at the bottom, which the volcano has a lava lake and the lava is still red hot in liquid state, just like lava lake above water on Earth. Is ...
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  • 2,157
2 votes
5 answers
507 views

Could a geothermal plant work for several millennia

Is possible to have a geothermal plant (not necessary a very powerful one) to work for several millennia without the place where it is built over running out of heat? I found a page (don't remember ...
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  • 8,583
7 votes
3 answers
536 views

What is the range of lava/magma viscosity on exoplanets; what conditions would have the least viscous lava lakes?

On planets of have different temperatures, conditions and chemical makeup of the lava/magma, what would be the least viscous lava around? (Relevant to an earlier question - What would an efficient ...
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-3 votes
1 answer
205 views

What can a lava-powered factory do? [closed]

Suppose we can withdraw lava underground and pump it into a factory, what will the factory do? eg: Produce bricks and other building materials Extracting minerals Generating electricity Cooking What ...
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  • 2,157
33 votes
6 answers
3k views

How would a city styled like Venice be built with lava instead of water?

Imagine a Venice like city, but instead of water, it had lava/magma flowing through it. Would this be possible? Materials? Society changes?
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  • 1,829
16 votes
4 answers
2k views

Castle surrounded by lava

After watching first Shrek, I got interested in one detail: Can you build a castle which is surrounded by lava, using medieval technology? For scope of this question: Imagine ultimate wealthy king/...
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