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21 comments block


[ - ] McNasty -1 points 2.4 yearsDec 13, 2022 11:10:20 ago (+0/-1)

Gravity is fake and gay. It. If you believe gravity is strong enough to hold the oceans on earth yet gentle enough to allow birds to fly, you are retarded.

[ - ] Master_Foo 3 points 2.4 yearsDec 13, 2022 02:44:55 ago (+3/-0)*

You mean like a warp drive?

It's a space/time hack that exploits a bug in the simulation. "NOTHING can travel faster than the speed of light", or put another way The "Nothing" being time-space itself, which CAN travel faster than light. Space/Time (nothing) isn't limited by the substrate of time because it IS the substrate of time.

Photons travel through space/time as a substrate and this limits the speed of the photon because anything that accelerates through space time dilates space time. The speed limit is c because at the speed of light, from the perspective of the object, it travels an infinite amount of distance in a time of 0.

∞/0

A photon's speed is governed by the singularity. If it could travel faster it would technically start traveling backwards in time. It's like walking to the north pole (forwards in time). Eventually you reach the destination (singularity) and the next frame after you would be walking south (backwards in time).
So, not only does a photon travel across the universe instantaneously from it's perspective, it also moves backwards in time simultaneously. But it can never go farther north (speed of light) than the north pole (singularity).

So, the concept of bending space time hacks this idea by saying "OK, but if we treat space time as a non-Euclidean geometry we can scrunch up space like a sponge and then the distance we have to travel from one part of the sponge to another part of the sponge is shorter"
All you need to do is treat the space ship like Euclidean space and space itself like a Non-Euclidean object.

Of course, every proposed engine I've seen requires a Jupiter sized amount of exotic matter to fuel it. So, good luck finding that.

[ - ] prototype 1 point 2.4 yearsDec 13, 2022 04:13:45 ago (+1/-0)

Of course, every proposed engine I've seen requires a Jupiter sized amount of exotic matter to fuel it.

If I recall they got it down to something like a 1kg/second mass.

The only problem was it would annihilate anything in the local area you stopped in, as intergalatic dust that had gathered on the warp bubble, was first converted to trapped high energy rays, and then is spontaneously released upon stopping the warp bubble. They still have a lot of work to do, probably a century by scientific standards (minimum). With narrow general AI they may be able to automate some of the design, simulation, and research and get to a first-principle demonstration in perhaps 30-50 years.

That assumes they solve fusion and are able to greatly increase (two-three orders of magnitude) the efficiency, power, and sophistication of particle accelerators. All the technology needed for a warp drive is gonna follow from this sort of research--including the prerequisites for storing energy in the form of manufactured exotic matter.

[ - ] Master_Foo 2 points 2.4 yearsDec 13, 2022 04:38:15 ago (+2/-0)

When I was a kid, had a friend who lost a tooth, and the tooth fairy left him a vial of exotic matter under the pillow. He took it to school the next day and little Suzy shook the vial. The explosion burned her eyebrows off.

Those were the good ol days.

[ - ] prototype 0 points 2.4 yearsDec 14, 2022 04:44:13 ago (+0/-0)

When I was a kid, had a friend who lost a tooth, and the tooth fairy left him a vial of exotic matter under the pillow.

The new replacement tooth fairy has some funky ideas about gift giving.

[ - ] Master_Foo 0 points 2.4 yearsDec 14, 2022 05:55:10 ago (+0/-0)

Your tooth fairy screwed you over and gave you fiat currency.

[ - ] La_Chalupacabra 0 points 2.4 yearsDec 13, 2022 18:06:45 ago (+0/-0)

Some scientists believe that would also create a "shockwave" ahead of the bubble, thereby obliterating anything in the way.
A convenient way to get your ship to its destination in one piece (except for that minor detail about the passengers getting fried at the end.)

[ - ] JustALover 1 point 2.4 yearsDec 13, 2022 06:37:53 ago (+1/-0)

Jupiter sized amount of exotic matter

Are you some kind of europoor that doesn't have that amount in your back yard?

[ - ] La_Chalupacabra 0 points 2.4 yearsDec 13, 2022 18:08:11 ago (+0/-0)

Please, I keep my Jupiter-sized amount of exotic matter in outer orbit around the Sun where no woman can get it in a divorce.

[ - ] iThinkiShitYourself [op] 0 points 2.4 yearsDec 13, 2022 12:23:58 ago (+0/-0)

from the perspective of the object, it travels an infinite amount of distance in a time of 0.

Speaking of this, if it's traveling instantly then how does time pass around it? Is it truly only the stuff in the craft have no time pass? So if you travel 1 light year, you know that 1 year has passed in the place you came from

I also don't get the part where light travels at the same speed from every perspective. How doesnt light travel faster when my headlights are moving forward with my car? It seems to imply that the light is slowing down in that instance just to match c.

[ - ] Spaceman84 0 points 2.4 yearsDec 13, 2022 12:55:45 ago (+0/-0)

https://www.scirp.org/journal/paperinformation.aspx?paperid=75772

A decent explanation of why it is constant. Can't blame Einstein. Maxwell's equations determined the constant and were the basis for Einsein's 'work'.

[ - ] BlueEyedAngloMasterRaceGod 0 points 2.4 yearsDec 13, 2022 02:20:38 ago (+0/-0)

i don't get how space bending works in the first place. they use the folding paper as an example and punch a hole in it.. well the hand bending that paper is coming from another dimension, is bigger than the whole universe (paper) and completely upends the entire universe. pretty sure that's not possible.

[ - ] Master_Foo 1 point 2.4 yearsDec 13, 2022 02:47:10 ago (+1/-0)

You're thinking of a worm hole. That's another thing all together.
I wrote a shitty explanation for bending space time above that doesn't require punching a hole in space/time.

[ - ] La_Chalupacabra 1 point 2.4 yearsDec 13, 2022 17:55:30 ago (+1/-0)*

Think of space like a piece of foam that can be twisted, stretched, or compressed in any or all of its parts.
In this regard, it can be bent by various phenomenon -- most notable of which is gravity.
As an example, photons, which have no mass, and therefore should not be affected by gravity, are still bent around the gravitational lens created by the spatial distortion of a black hole because, from the photon's frame of reference, that straight line it is traveling never changes course, but the 3-dimensional space it is traced across does, just like if you drew a line on the outside of a balloon: the perspective from any point on the line never changes despite any change in the volume of the sphere on which it lies.

In this same respect, imagine a 3-dimensional grid with a ship at its center.
If you were trace its path as a line, but -- using gravity or some equivalent force -- compress the grid ahead of it while expanding the grid inside it, the ship would move through space while not reaching the speed of light, itself, but because the bubble in which it travels is also 'moving' in its own frame of reference, the two combined would allow for a net speed that is greater than either while not violating that universal speed limit on an individual level.
The sum of the whole is greater than the parts.

This is important because the energy required to increase velocity is squared, meaning as you approach the speed of light, you also approach an infinite amount of energy required to increase your velocity that final little bit to c (the same formula also implies that your mass increases the faster your velocity, strangely enough -- you would have infinite mass at c.)
This would make half/near-light travel much more feasible, and possibly lead to faster-than-light, eventually.

[ - ] BlueEyedAngloMasterRaceGod 0 points 2.4 yearsDec 13, 2022 19:25:45 ago (+0/-0)

do you really think my rational mind is making any sense of that? if you can jump into a higher dimension, then back into ours, then that's logical. if you're travelling through the ocean, you can make a craft that 'bends' the water around it so you can slip through faster.. but you can't transform the whole ocean into a vertical arc to condense point a and b to nigh instantly travel. that's impossible.

[ - ] TheYiddler 0 points 2.4 yearsDec 14, 2022 05:03:29 ago (+0/-0)

Of course it is. Thus the exotic matter.

[ - ] BlueEyedAngloMasterRaceGod 0 points 2.4 yearsDec 14, 2022 19:29:16 ago (+0/-0)

wtf is exotic matter? sounds like ur just repeating science mumbo jumbo where they just make up stuff because there's not yet a rational explanation aka dark matter. that's not a thing, they just made that up.

[ - ] TheYiddler 0 points 2.4 yearsDec 16, 2022 06:45:43 ago (+0/-0)

It's a joke. Like handwavium or unobtanium.

[ - ] Spaceman84 0 points 2.4 yearsDec 13, 2022 12:42:53 ago (+0/-0)

It's not traveling through, it's folding and then stepping across the folded space to the destination.

[ - ] BlueEyedAngloMasterRaceGod 0 points 2.4 yearsDec 13, 2022 19:26:42 ago (+0/-0)

and like my example says, that's impossible. totally irrational. you can't just fold the whole universe.