Questions tagged [vehicles]

For questions about implemented technology that can be used for transportation. For questions about the act of transportation, consider using [transportation] instead.

Filter by
Sorted by
Tagged with
1
vote
1answer
97 views

Building a formula 1 car within one month?

! One of my characters wants to participate in a medieval chariot race. The catch is, they use magical chariots that can go at significant speeds, similar to today’s street cars. So he and his ...
5
votes
3answers
127 views

Navigating a sea of sulfur hexafluoride

Sulfur hexafluoride is pretty awesome. It is a gas six times denser than regular air, and thus you can actually make tinfoil "boats" float on it. It also makes your voice deep when you breathe it in. ...
2
votes
4answers
113 views

Perfect centrifuge crew quarters for a interstellar spaceship?

I want to design a realistic interstellar spaceship that uses centrifugal force for only the crew quarters. But while looking up for designs I found the most common ones are the torus or ring design. ...
5
votes
2answers
111 views

How nimble can I make my aeroplanes?

Although I'm aware of the real life existence of aerosports involving planes, exactly how nimble can I expect my planes, of a similar size, to be. If I were to design or have a racing course for said ...
3
votes
3answers
91 views

Designing a biological drop pod?

How would a biological drop pod make it into the atmosphere and land safely? I have a race of aliens that use biological tools instead of technology. Their ships are living beings that can travel ...
3
votes
2answers
159 views

General characteristics of an “aircraft” for gas-planet atmospheres?

In the future gas giants, ice giants, mini neptunes and gas dwarfs have been colonised. The colonisers use either hot hydrogen or vacuum in rigid ballons to keep their cloud cities up in the endless ...
3
votes
2answers
138 views

Could a vehicle levitate through use of ultrasonic sound waves?

This is a bit of a continuation of my previous question, could a form of acoustic levitation be used as artificial gravity? In that question, I referenced how some scientists use acoustic levitation ...
8
votes
5answers
1k views

What transportation for snow city?

Set on an icy world where weather forecast is alway blizzard everywhere, I am wondering how do modern day people commute if everywhere are buried under several miles of snow? What kind of ...
18
votes
21answers
7k views

In a world where Magic steam Engines exist what would keep people from making cars

I am working a wild wild west mixed with contemorary fantasy setting. So imagine knights in shining Armor, riding along side a train as a dragon flies over and breathes fire down. on they have what ...
16
votes
14answers
3k views

How to make vehicular combat viable in a Post Apocalyptic world?

I want to create a Mad-Max-esque post apocalyptic setting. Unfortunately after a bit of looking into this, there is one massive issue with the idea of lots of maniacs tearing across the barren ...
3
votes
3answers
287 views

What kind of (probable) traffic accident might lead to the desctruction of only (!) the brain stem and cerebellum? [closed]

This is a question about the real world. In the story that I am writing, one person suffers the destruction of (most of) their brainstem and cerebellum. Other parts of the brain and body remain ...
5
votes
6answers
168 views

Best type of vehicle propulsion for rough terrain

I have been trying to design an offroad/all-terrain/rough terrain type vehicle for a story but i am split on what type of propulsion it uses. The vehicle i envision is supposed to be able to race ...
5
votes
4answers
347 views

Tech required for low-flying/hover vehicle

We're in a nearish-future metropolis and the secret police are starting to take control of the city. They have some new technology, including hoverbike-style vehicles (I imagine them as single-person ...
0
votes
4answers
155 views

The consequence of creating vast amounts of toxic waste [closed]

In my world cars operate on an inverse principle. Instead of fueling the car, the tank is preferably ran empty. As the car runs, viscous, toxic liquid builds up in the tank. When the tank is full, ...
3
votes
2answers
213 views

Flying vehicles powered by superconducting magnets pushing off the Earth's magnetic field [duplicate]

Maglev trains are fun, but who wants to be stuck on a track? Dr. Acme had the brilliant1 idea of ditching the track and simply using the Earth's magnetic field as the base that would repel his ...
4
votes
1answer
213 views

Shape-shifting using particle-sized 'building blocks'

My fictional world has special sorts of vehicles that can shape-shift, using some sort of building blocks which are a few times larger than average molecules. These sorts of substances can rearrange ...
9
votes
5answers
452 views

Would this “self driving” car work?

The great venture capitalist Elian Minsk has decided to start an "autonomous" car driving service. But who needs complicated AI based systems when he can hire tech support workers in India to drive ...
9
votes
3answers
1k views

Effects of ~10atm pressure on engine design

Take a planet with an atmosphere similar to Earth's but, say, 9-10x as dense. What is this going to mean for the performance and design of the heat engines that are so familiar to us? Higher oxygen ...
1
vote
1answer
101 views

What chemicals can be used as an alternative fuel in an Internal Combustion engine, that are environmentally friendly? [closed]

As most people know, not all animals on earth benefit from humans driving vehicles that warm the globe and produce horrible chemicals, such as Carbon dioxide and Nitrogen oxide. My question What ...
6
votes
3answers
267 views

What would a car look like for an animal with eyes on the side of their heads?

Imagine an animal like a cow in regards to eye positioning; they can look forward to lessen their frontal blindspot a bit but assume that doing that for a prolonged amount of time is straining. What ...
4
votes
2answers
191 views

Atmospheric pressure engine train in the 15th-16th century

With the knowledge and tools required, could an atmospheric pressure engine train be built in the 15th-16th century? If so how effective would it be and what change would it bring to the world in that ...
19
votes
8answers
12k views

Car headlights in a world without electricity

In a world like ours in the 1980s, but which for whatever reason does not use any form of electricity. (Either it does not exist or batteries and generators etc have not been invented.) For purposes ...
3
votes
9answers
313 views

Logical reason why motor vehicles wouldn't be allowed in post-war towns?

So, I am creating a post-apocalyptic world set 97 years after nuclear war, in the former state of California, AD 2059. The Californians, compared to the rests of the wastes, have done well for ...
4
votes
6answers
457 views

Causing motorcycle crashes with a sniper rifle, no evidence left

If you wanted to force motorcycles to crash utilizing a sniper rifle from no more than 800 yards, what part of the bikes would you aim for to not only cause the rider to lose control, but not leave ...
3
votes
4answers
190 views

Can you create a living vehicle fueled by organic material?

In this world, the vehicles are effectively re-engineered insects; enlarged bio-manufactured nervous systems used instead of engines; factory grown lightweight chassis / [wheels]. The fuel station ...
8
votes
4answers
253 views

Propulsion Systems

In my world, 500 years in the future, my population fits anti-gravity engines to salvaged boats as a form of transport. These transports fly close to the Earth's surface and are powered by a highly ...
2
votes
2answers
91 views

Bicycles/human-powered vehicles on low gravity planets/moons?

In this scenario, humanity has managed to colonise some of the solar system, including Mars, some of the moons of Saturn and Jupiter and some of the larger asteroids of the belt. In most places they ...
7
votes
3answers
252 views

Designing drop-pods for humans

With the increasing amount of sci-fi using drop-pods to get their soldiers on the ground I would like to look at the design and how a proper drop-pod should look. The look and shape of such a drop-...
1
vote
3answers
194 views

Aeolipile vehicle in the 14-15th century [closed]

If this was ever invented, how effective would it be? And how can it be improved upon to perhaps be the first steam train?
7
votes
8answers
1k views

Would a double-decker tri-articulated bus work effectively?

In my setting, the planet is grossly overpopulated. Vehicles are required to carry large loads of people from place to place. Bi-articulated buses are a necessity and have replaced regular buses as a ...
42
votes
20answers
12k views

A road system with no traffic rules - what sort of vehicle is best?

In Britopia there were the Leftists who believed motorists should drive on the left and the Rightists who believed they should drive on the Right. The vote split exactly down the middle and it was ...
4
votes
7answers
1k views

Could a group of scientists repair a truck to run on steam?

It is currently the year 2059. 97 years ago, the Cuban Missile Crisis went hot, and nuclear war between the USA and USSR became a sudden reality. The people alive now are 3rd and 4th generation ...
5
votes
5answers
280 views

Designing vehicles for different gravities

In my story, humans have colonized both a high-G and a low-G world in the same star system. How would surface vehicles have to be designed differently for practicality and economy on each of those ...
37
votes
3answers
8k views

Would EMP From a Nuke Stall a car?

In my story a man who works in Military Intel gets early warning that a nuclear attack on his base is inbound. He abandons his post, grabs his wife and kid from on base housing, and books it out of ...
2
votes
6answers
2k views

Feasibility of electrically heated steam engine

I was looking into the Dobles of years past after watching videos of Jay Leno's Doble E-20 and was trying to imagine how one could make the steam car a viable competitor to EVs and obviously one of ...
3
votes
1answer
145 views

How much can you tow with a steam vehicle and still have the ability to turn?

How much can you tow with a steam vehicle and still have the ability to turn? We are working with very early steam engines, so multiple pistons are not fancied, but accepted. Size is of no mater ...
122
votes
33answers
29k views

What vehicle would be the best one to start a >1000 km travel in a post apocalyptic zombie situation?

In order to define the best vehicle these inputs have to be taken into account: The zombies are the classical ones, "the walking dead" ones are a perfect example (definitely killed only by headshot, ...
-2
votes
2answers
122 views

Traffic using personal airplanes? [closed]

Technology has advanced to the point where personal airplanes cost \$20,000 to \$30,000 (new). They can go as fast and as far as today's typical jet airplanes. For this question, you can assume that ...
27
votes
9answers
7k views

Sailing without wind, but with strong currents

Context On my world, there is a lot of water: sea, oceans, ... There are also firm land and islands, so it's interesting to travel on the water. The problem is that there is NO wind at all, and lots ...
5
votes
3answers
124 views

Wheel-based vehicle vs Ground-gliders

In a mostly snowy world (snow deserts, snow jungles, etc) with a few underground cities built with magitek, most popular vehicles are rovers/gliders (think speeder bike from Star Wars). Would there be ...
10
votes
8answers
2k views

Low Gravity Urban Combat Tank

Which would work better for a small tank designed for urban use on low gravity worlds (inside cities on moons and such) tracks, wheels or something else?
2
votes
5answers
235 views

How to make my motorcycle rider survive driving into a wall?

Question I am currently trying to create a dramatic introduction for one of my characters, John Smith. The current iteration of the idea has him suddenly colliding with a solid wall on a motorbike, ...
21
votes
17answers
6k views

What is the viability of trains on planets covered in water?

I want to write a science fiction book on a planet mostly covered by ocean, but I also want to incorporate trains into my story. However, it seems that with advances in ship and plane technology, ...
6
votes
2answers
482 views

What would the “tanks” of an underwater race look like?

Note: Some answers will refer to not just tanks, as previously I asked about military vehicles in general, then edited it because it was too broad. So, right now I'm working on a project centred ...
-2
votes
2answers
159 views

If humans adapted to survive car crashes what would our physiology be like? [closed]

A good scenario for this situation would be roads got more dangerous and cars were not improving for more people to survive car crashes. in this world they became more common. what would our ...
16
votes
8answers
4k views

Would trams be workable on a low-gravity world?

After reading this thread from a bit under a year and a half ago about the most cost-effective means of travel on Mars, where one of the answers mentions rail as the best option, I started wondering: ...
1
vote
3answers
401 views

Is there any other material that can be used to make tires?

After a nuclear war many technologies were lost to history. One of these technological marvels that was lost is the process of making rubber. For nearly 500 years, scientists have tried to recreate ...
0
votes
3answers
128 views

Zombie killer vehicle [duplicate]

In a The Walking Dead™ world, what vehicle could be cobbled together, or used as is, to be: impervious to zombies - not get bogged, damaged or stopped by "herds" of them kill (severe head trauma is ...
7
votes
2answers
481 views

How practical is the sandcrawler as a vehicle?

A sandcrawler is is a tracked vehicle about 40 meters long, 20 meters tall, and 15 meters wide. It has a thick outer hull for protection from the elements. It has eight sets of tracks, four abreast ...
29
votes
9answers
5k views

How much of a modern day tank can the 14th century replicate?

If a modern Day tank suddenly appears in 14th century Constantinople; in perfect condition, along with all the ammo, fuel, and components needed for it to run. How much of the technology in the tank ...