Questions tagged [explosions]

For questions that refer in general to the violent expenditure of energy in a specific area that is typically referred to as an explosion.

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2
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1answer
83 views

What adaptations should a utility fog, that's meant to be an air-fuel explosive, have?

I found a way to ensure that even if either the Japanese Self-Defense Force or the U.S Army invades my fantasy world, its inhabitants would still have a fighting chance. Utiltiy Fog Hall thought ...
5
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2answers
120 views

How big of a wave would this falling cliff create?

I'm running a D&D campaign and, well, the players had blown up a cave filled with explosives under a 40-metr cliff. I told them the cliff cracked and fell into the ocean. 40 meters tall, 30 meters ...
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0answers
53 views

What Kind of Bolide Would Chicxulub Be to Create the Bigger Airburst--Asteroid or Comet?

66 million years ago, something brought an end to the long-established dinosaur empire. The pendulum just kept shifting between an asteroid and a comet, astronomical bolides that actually have ...
28
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6answers
7k views

The students have blown up the school using stuff that looks like snow. How?

In Hungarian, there is a new-ish folk-song sung by school-children who dislike school whenever it snows to the tune of Twinkle, twinkle, little star: Hull a pelyhes dinamit, Robbantsuk fel a ...
28
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10answers
10k views

Consequences of an Earth-size object hitting the Sun?

Suppose an extra-solar object the size and mass of the Earth, travelling at a speed of $26\ \mathrm{km/s}$, the same of ʻOumuamua (the first known interstellar object crossing our solar system), hit ...
26
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7answers
8k views

Feasibility of H.G. Wells' Continuously-Exploding Atomic Bombs

I came across this interesting weapon by H.G. Wells, from his novel, The World Set Free, about a special type of atomic bomb that will explode indefinitely. Here is a description on Wikipedia: ...
11
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4answers
3k views

What would be the effect(s) of this asteroid?

"At this very moment we face a threat insurmountable to Man. We are faced with two options. Stay on Earth and die, or leave Earth to space." - UN Preservation Council, CE 2047 Earth, year CE 2047 An ...
8
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2answers
2k views

Could a robot that can survive at the center of the Earth also survive a nuclear explosion?

The robot in question is a very large, worm-like mining robot with a huge drill on its front end, built to survive staggering levels of heat and pressure. It's so resiliant, in fact, that it can ...
4
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1answer
92 views

is it possible for biological creature to spew/breath explosion instead?

i want to make my dragon spew/breath explosion mix with the gizzard stone fragments/shrapnel rather than common fire breath like a flamethrower but more like a shotgun. so is there any explosion ...
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4answers
148 views

Drawbacks of my Catastrophe Inhibitor

Warning lots of text ahead. The fluff: The story uses a Catastrophe Inhibitor (CatIn) to stop nukes, orbital bombardment and other such weapons from being the go-to method of defeating everything on ...
7
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3answers
367 views

How could a charge-type breath weapon work?

Charge-type breath weapon: Creatures with this type shoot singular, high-damage, high-precision "charges" of (insert dragon's element here) that explode upon contact. Examples: Toothless from the ...
3
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3answers
324 views

Is antimatter boosted nuclear weapon theoretically possible?

Are there any fundamental obstacles to using a nuclear explosion as a trigger for antimatter generation and thus considerably increasing the yield?
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7answers
304 views

How would a character build an explosive from natural elements?

A character is on an alien planet that is very much like any one of our large deserts. Sort of a Tatooine like on Star Wars. He needs to cause a diversion. There aren't any explosives on planet of ...
4
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1answer
178 views

Would conventional explosives work differently under denser atmosphere?

Would conventional explosives work differently under denser atmosphere? (If yes in any noticeable way, then how to roughly calculate the difference) Possible clarifications: normal, conventional ...
1
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1answer
128 views

Is there a formula for scaling explosive detonation velocity? (Supernova level) [closed]

For context, I’m planning a novel with as much ridiculous magic as ridiculous science so, yes I know, it’s impossible but bear with me. There is a supermassive black hole that weighs 1 trillion solar ...
12
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8answers
3k views

How would an energy-based “projectile” blow up a spaceship?

I have noticed this in many fictions: during a battle between spaceships exchanging fire in empty space, a pulse of laser fire hits the hull and the entire spaceship explodes into many pieces. Is ...
10
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2answers
194 views

Fortifications capable of withstanding atmosphere-clearing blast

On the Atomic Rockets site, there is a series of handy tables, the first of which is aptly named "The Boom Table", providing examples for a wide range of energy releases (in both Joules and TNT ...
58
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8answers
11k views

Does a grenade kill you the same way a gun does?

Disclaimer This seems a particularly stupid question, but the more I think about it, the less trivial I find it. Worldbuilding possess the most appropriate tags. It does not fit in physics-network ...
47
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3answers
20k views

Let’s say a 1 ton (US) sphere of tungsten moving at 99.99% the speed of light hits earth, what happens? As specific as possible

What kind of destruction would it cause? I’m assuming it’d be rather significant, could it shatter a tectonic plate? The crust? How would the oceans fare? Would the planet be able to catch the ...
11
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2answers
2k views

How much hydrogen and oxygen can I add to an atmosphere before it explodes?

Hydrogen and oxygen gases can be combined to form water and a lot of heat. As with many exothermic reactions, the heat from this process can provide activation energy to the reaction of more H2 with ...
4
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2answers
220 views

Can a planet with chaotic rotation have more than one ring rotating in differents axis? [duplicate]

Let's say that planet earth have a big explosion . An explosion generated in earth big enough to change the planet shape. Making earth having a chaotic rotation like Hyperion leaving water and rocks ...
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2answers
136 views

How would a colossal explosion affect an ocean-based planet?

In my book series, a space station called the T-Ray that is capable of causing explosions the size of the Chixculub impact explosion just fired at a planet that is completely covered by a massive ...
11
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10answers
5k views

Could a super high pressure canister act as a bomb?

Imagine a metal canister capable of holding massive amounts of air or some other compressible substance. If it were filled with enormous amounts of said fluid and dropped from a plane, how destructive ...
7
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4answers
1k views

Would an explosion or energy discharge permeate to other spatial dimensions?

Let's assume there are more than 3 spatial dimension, for example 4 (the 4th not beeing time, but spatial) Would a common energy discharge, explosion etc. affect the 4th dimension? I am not sure if ...
6
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2answers
158 views

Explosive jellyfish

Could a creature like this exist? Jellyfish or cephalopod-like creatures that live in 'swarms' underwater. They float aimlessly around in a net formation. When one member detects prey below the ...
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7answers
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How would skeptics know that a single-engine plane could not destroy a falling meteor?

So I'm writing a story and decided to use Hida Furukawa as the location. It has a high school with a field of 650 ft that theoretically could be used for a small aircraft to be use to take off. In the ...
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1answer
145 views

Reason to stay on a doomed spaceship [closed]

For plot reasons, the captain must stay on the ship while his crew (including his wife) get in escape pods and leave. Unfortunately we haven't found a satisfying reason for this yet. What engine or ...
6
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4answers
605 views

Are there size constraints to Time Bubbles?

I'm creating various artificial Time Bubbles in my universe where time flows faster or slower inside a specified area, typically depicted as a semi-transparent bubble. Before developing any more ...
2
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2answers
109 views

Accuracy of a timed fuse manufactured by a stone-age tribe

So, having discovered gunpowder, my stone-age tribe needs some timed fuses for their explosive arrows and landmines. However, I am unsure of how accurate their fuses would be. The quality of their ...
27
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11answers
6k views

How to create stone-age landmines?

So, an island-dwelling stone-age tribe has discovered gunpowder and invaded several neighboring islands using their explosive arrows. However, a coalition of enemy tribes has formed in response to ...
42
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12answers
8k views

How to trigger explosive arrows?

So, I have a small tribe of island people with stone-age technology who have discovered how to make gunpowder. However, they want to make war on the neighboring islands, and they need a delivery ...
2
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2answers
154 views

Thermobaric weapons in dense atmospheres

Would thermobaric weapons be more or less effective in a denser atmosphere of another planet? On one hand the shockwaves would be harder because of the more tightly compressed air. On the other hand ...
3
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4answers
171 views

If the world were blown to pieces, what would remain?

My question involves the earth being blown up using theoretical dark energy. In this scenario, the crust and mantle are destroyed by precisely placed weapons so that all that remains is the core. ...
2
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2answers
292 views

Power Armoring the Marines against blasts

The scenario: Near future robotics technology has an energy storage breakthrough, and one of the many implications is battery operated powered suits of armor become a viable technology for soldiers ...
6
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2answers
188 views

How could gunpowder be inventable/refinable, but not percussion cap primers, with the least collateral damage to the world?

While gunpowder has been rightly characterized as one of the greatest leaps forward in the lethality of weapons, guns required some companion inventions to become the dominant small arms weapon system ...
5
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3answers
299 views

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 a ...
5
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1answer
388 views

How hard is it to shatter the moon?

After seeing this question, I wondered what weapon of choice (and, logically, the grand scale of energy amount) is needed to shatter the moon. Let's take our moon, the Moon, the natural satellite of ...
13
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14answers
2k views

What are the risks with massive banks of batteries/capacitors?

In redesigning a large number of my ships, I've decided that having larger ships generate enough power for FTL was too convenient and made balancing the factions varied FTL methods difficult (both for ...
8
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5answers
401 views

Can a planet's axial tilt be changed by carefully planned and set high-energy explosions?

How powerful would a series of explosions have to be to significantly change a planet's axial tilt? In my universe they have highly energy efficient crystals, not only do they store energy but they ...
21
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13answers
8k views

How can I create explosions without using oxygen?

TL,DR: Kinetic weapons are great at taking down shields, but can't take out the hull. I need an explosive that works in a vacuum to take out the hull. Nukes are out, since they'll hit the atmosphere ...
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2answers
127 views

What is the best way to exploit gunpowder in medieval tech without killing anyone? [closed]

The story: you are a random medieval fake druid (there is no real magic, only fakes like you) but by accident you stumble upon gunpowder. What is the best way for you to exploit your new invention ...
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1answer
138 views

How to blow up an alien skyscraper? [closed]

In the story a group of people needs to bring down a huge alien skyscraper (I have intended it to be around two (2) miles high but I can modify this based on the answers). Note that the alien ...
3
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1answer
209 views

what are the chances of a ring surviving in an explosion [closed]

There is a magic ring which was given to Sifar (a prince). Later there was an battle on his castle and when he was running for shelter he got killed in a magic explosion which landed 12 feet away (on ...
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6answers
576 views

How to stop an asteroid from hitting Earth without nukes?

You are in charge of the world, with technology about the same as we have now, except that a while back the leaders of the world decided that nukes are too powerful, so they destroyed them all and ...
3
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2answers
416 views

How many thermonuclear bombs needed to make a hole from the surface to the Mantle of a planet that is the same size as planet Earth?

Background info: The explosion is a simultaneous detonation only. Assume starting level is ~500 feet above sea level. By Mantle, I mean the outer edge. The explosion doesn't necessarily need to ...
5
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2answers
363 views

Can underwater Atlanteans make explosives without coming onto dry land?

Is it possible for under water Atlanteans to make explosives? These Atlanteans have no magic but do have gills. They look like normal people other than the gills and webbed hands and feet. They ...
42
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7answers
10k views

What's the largest body in the solar system that you could destroy without endangering humanity?

You're an alien that really likes pyrotechnics. Nothing that goes boom on your home planet (in a safe and responsible manner) satisfies you any more. Why not blow up a planet and see what that's ...
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6answers
454 views

Would it be possible to fire an explosive cannonball, similar to an artillery shell, using stone age technology?

Ignoring how the stone age people acquired gunpowder (see this question), and manufactured cannons, (see this question) would it be possible for them to produce and fire effective shells made of stone ...
6
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4answers
203 views

Is a long lasting volatile compound that ignites/explodes on contact realistic?

So the desired result is a compound that can be left in relatively isolated area, isolated such that weather has no direct affect on the area, and that will ignite/explode when touched, even after ...
38
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20answers
12k views

How would someone destroy a dam in a world without explosives?

I'm considering the mechanics of a "shock and awe" scene in my novel which could see an old dam being brought down. The era is equivalent to that of the middle Roman empire, so introducing explosives ...