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Posts by user6760‭

173 posts
77%
+5 −0
Q&A How would an interstellar spaceship's speedometer work if everything else is moving?

A speedometer is a gauge or device used for measuring instantaneous speed of moving vehicle roughly speaking, so for example the reading shown on the speedometer of a car parked at road side displa...

14 answers  ·  posted 11y ago by user6760‭  ·  last activity 4y ago by James McLellan‭

Question space travel space-travel transportation transport
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Q&A Why do flying saucers have to spin while flying?

Set during the Cold War period, the then-president rented five (5) flying saucers from the extraterrestrial aliens and a few training exercises were conducted in the air space above Roswell. My fat...

3 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by HDE 226868‭

Question spaceships technology aliens flying-machines
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Q&A Is it possible to retrofit white blood cells with neural network technology to fight infection?

I have been toying the idea of fusing our white blood cells which search and destroy malicious foreign bodies with artificial intelligence to fight various disease causing pathogens, my worry is th...

2 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question biology reality-check technology nanotechnology intelligence artificial-intelligence
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Q&A Despite almost zero energy consumption why does my spaceship scheduled cryostasis in shifts?

In the distant future a breakthrough in cryostasis technology can put healthy people into frozen state so that all metabolism halts and cells never age a bit, the spaceship is carrying them across ...

12 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question space travel technology space-travel cryogenics
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Q&A Can cherenkov effect be used for telling how fast FTL spaceship moves?

Imagine an alternate universe where FTL do happens, let's just say the inhabitants discovered a hypothetical particles that allows ordinary matter to temporarily be in superposition of any amount o...

1 answer  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question faster-than-light mathematics light science-fiction
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Q&A How to prevent ship's AI from initiating self destruct sequence regardless of captain's permission?

Set in a distant future, every interstellar spaceship runs on antimatter propulsion which can achieve fractional speed of light travel. There is a doctrine stating that all spaceships with mass exc...

2 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question space spaceships technology intelligence artificial-intelligence explosions ships
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Q&A Can magnetic fauna and flora on magnetic world knows gravity?

Imagine an Earth sized planet consists of only ferrous metals, the creatures living on the planet move around like a maglev train basically they interact with the world and among each other electro...

1 answer  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question magnetism metals electromagnetism
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Q&A If Earth had a sideways axial tilt (like Uranus), would Earth still have tornadoes?

Imagine Earth was hit hard by some force so devastating that Earth now has an axial tilt of 90.0 degrees, a far cry from the usual 23.5 degree. The same force somehow eliminates the Moon. In my sto...

1 answer  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question weather orbital-mechanics earth axial-tilt
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Q&A How can space cop arrest the suspicious spacecraft moving at sub-luminal velocity?

Set in a distant future, reports of alien and drug traffickings have been on the rise and there was mounting pressure for Mr User6760, president of intergalactic interpol to resign. The traffickers...

6 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question space travel spaceships technology space-travel ships ice police
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Q&A Would making a last ditch effort to skip save the spaceship?

Imagine a spaceship entering Earth's atmosphere, it has lost control of its engines and is relying on its reverse thrusters to decelerate before crashing into the Pacific ocean. So in an attempt ...

8 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question space spaceships survival ships safety
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Q&A How do you send out SOS in space if there is no absolute coordinate?

Imagine your spaceship encountered a gravitational anomaly and discovered that you are lost in space, your computer tells you that you are still inside the Milky Way galaxy but it cannot find the S...

9 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question space travel spaceships technology communication space-travel ships
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Q&A How can early people prove that their planet is a cuboid?

Imagine a cuboid planet with a thick atmosphere orbiting a star similar to our Sun. The inhabitants are as intelligent as humans and recently discovered the universal laws of gravitation and motion...

4 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question planets mathematics scientific-development alien-geometry
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Q&A How does an intelligent race which can only perceives microwave develops written language?

Imagine a race of humanoid alien living somewhere in the universe evolves weird sensory organ which can only picks up frequency of light ranging from 800MHz up to 2.5GHz which is in the microwave s...

2 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question biology creature-design magnetism language electromagnetism
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Q&A How can sapient beings engineer transportation and building when they can only count 0, 1 and many?

Imagine a species of humanoid beings living on an Earth-like planet somewhere in the universe; they have developed complex spoken and written languages and they can study their own anatomy and the ...

6 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question aliens mathematics transportation engineering transport
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Q&A How to prevent crew from accidentally teleporting oneself outside a spaceship with portal gun?

Set in the year 3020 CE, every crew on board has a personal issued portal gun to easily get around the interior of the spaceship. The handheld portal gun can instantly teleport the user along with ...

9 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question space spaceships technology teleportation ships safety
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Q&A How can a dragon take off to the air silently?

Imagine a dragon as tall as average adult horse with a wing span of 12m long measuring from tip to tip. I wonder what evolutionary traits or techniques could allow the dragon to lift itself off the...

12 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question evolution dragons flight light bio-mechanics
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Q&A Why don't ejectable fission reactors proliferate if meltdown is still a concern?

Set in the not-so-distant future, interplanetary travels are the norm. Most spaceships are powered by fission reactors, and accidents do happen due to negligence or flaws in the system. It will pro...

1 answer  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question space travel spaceships technology space-travel ships fission
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Q&A Evolutionary advantage for recurve fang in dragons

In medieval times, news of dragons attacking the outskirts of the villages is flooding in. The King is losing patience. According to witnesses, these dragons can lift cows and occasionally elephant...

2 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question biology society creature-design dragons science-in-society anatomy
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Q&A How do donut fish eat?

Imagine a particular species of eel that resembles the shape of a torus or donut. It is capable of generating an alternating electric current in the water as a form of communication between other d...

1 answer  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question biology creature-design sea sea-creatures
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Q&A How does a creature evolve to become invisible to night vision goggles?

I am wondering if a species might evolve to deceive human technology - in particular, a set of night vision goggles. I imagine it is either cold blooded or it has thick fur - which doesn't trap air...

1 answer  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question biology evolution creature-design vision
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Q&A Would cold-blooded dragon be suitable for flying?

I am designing a cold-blooded dragon about the size of a house cat with a wingspan of 3 metres from tip to tip. It will climb on top of rocks at noon when there is ample sunlight overhead. I need i...

2 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question biology dragons flight light blood anatomy
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Q&A Feasibility of non lethal "x-ray" false-colour vision?

One of the powerful abilities of Superman is his ability to make several layers of opaque solid objects translucent to him and only him alone. What plausible future technology would allow us to see...

3 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question technology vision abilities
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Q&A How changing planetary ring affects the migration of terrestrial fauna?

Imagine a gas giant as massive as Jupiter has a enormous planetary ring which will expand and contract throughout its orbit around a main sequence star. Then there is a moon as massive as Mars an...

1 answer  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question moons magnetism gas-giants gas planetary-rings
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Q&A Is it necessary for spaceships to include reverse thrusters for deceleration in space?

Set in the not so distant future, space travel becomes commonplace but is limited within the heliosphere. I'm thinking since it is fuel efficient and more economical to use gravity assist to slow d...

6 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question space travel spaceships technology space-travel ships rockets
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Q&A What is the most efficient way of mining energy from a flare star?

Set in the distant future, human is transitioning to a type 3 advanced civilization on a Kardashev scale in about a hundred years or two. We have nearly exhausted the energy from our Sun and severa...

3 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

Question stars technology kardashev-scale energy flare-stars