foundational theory for faster than light engines explained

Re: foundational theory for faster than light engines explained

10^45 joules and dependent on m-theory. Better to just suggest magic wands and latin.

J sub D's picture

Re: foundational theory for faster than light engines explained

Quote:
"We think we can create an effective warp drive, based on general relatively and string theory," said Gerald Cleaver, coauthor of the paper that recently appeared on the preprint server ArXiv.org

Isn't string theory somewhat out of fashion these days? I've read it described as "not even wrong". Since I lack the knowledge and intellect to argue with the guy, I'll just fall back to the easily defended Skeptic's Redoubt.

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Re: foundational theory for faster than light engines explained

Well, the Bose-Einstein condensate form of matter was hypothetical until 70 years or so after it was predicted to exist because the technology for achieving the prescribed conditions hadn't yet been developed.

JD's picture

Re: foundational theory for faster than light engines explained

Ah, it's based on the Alcubierre warp drive! I have heard that described as one of the more plausible ideas for FTL travel; the problem is just that nobody has the faintest idea of how you would actually do it. This looks like an attempt to put together a faint idea.

Of course all this is far beyond our current capacities. I'm just picturing two Bronze Age guys sitting around...
"Hey, you know how the wheels on this cart move because the ox is pulling it?"
"Sure..."
"Well, what if something made the wheels turn by themselves? Then the cart could move the ox!"
"Don't be stupid. What the hell would make the wheels turn without something pulling or pushing the cart?"
"OK, true, I have no idea. But if we did have something like that, it would work."

Number 6's picture

Re: foundational theory for faster than light engines explained

Quote:
The tricky part is that the ship wouldn't actually move; space itself would move underneath the stationary spacecraft.

Just like Planet Express ship! Now, they just need a Nibblonian to produce dark matter.

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thoreau's picture

Re: foundational theory for faster than light engines explained

Oh, so all we need is lots of energy, and for a particular version of string theory to be correct, and then we need some unspecified tool for manipulating an extra dimension of space.

And here I thought this was going to be complicated!

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D.A. Ridgely's picture

Re: foundational theory for faster than light engines explained

Quote:
Since I lack the knowledge and intellect to argue with the guy, I'll just fall back to the easily defended Skeptic's Redoubt.

I've always been pretty skeptical about that particular redoubt.

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D.A. Ridgely's picture

Re: foundational theory for faster than light engines explained

Number 6 wrote:
Quote:
The tricky part is that the ship wouldn't actually move; space itself would move underneath the stationary spacecraft.

Just like Planet Express ship! Now, they just need a Nibblonian to produce dark matter.

This is preposterous. I am the center of the universe and everything moves relative to me. Okay, so the math is a bit messy, but it's otherwise just as good a frame of reference as any other.

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lunchstealer's picture

Re: foundational theory for faster than light engines explained

D.A. Ridgely wrote:
Number 6 wrote:
Quote:
The tricky part is that the ship wouldn't actually move; space itself would move underneath the stationary spacecraft.

Just like Planet Express ship! Now, they just need a Nibblonian to produce dark matter.

This is preposterous. I am the center of the universe and everything moves relative to me. Okay, so the math is a bit messy, but it's otherwise just as good a frame of reference as any other.

Thank you, Dave W, that will be all.

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Aresen's picture

Re: foundational theory for faster than light engines explained

1045 joules is approximately equivalent to the conversion of the entire mass of Jupiter to energy.

Do you mind if I stand back a couple of hundred light years before you turn it on?

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Shem's picture

Re: foundational theory for faster than light engines explained

Aresen wrote:
1045 joules is approximately equivalent to the conversion of the entire mass of Jupiter to energy.

Do you mind if I stand back a couple of hundred light years before you turn it on?

Now, I read that in another article, and there's something that isn't clear for me; is that one Jupiter for the entire ride, one Jupiter per parsec, one Jupiter every minute, one Jupiter to get the universe moving, what?

And also, what happens if the dimension that we bend winds up having sentient beings living there, and we essentially turn their universe into one big tsunami so that we can move around? Wouldn't that make us dicks? Would there be legal repercussions? How exactly would be repay any debt to them? And, perhaps most importantly, can an 11-dimensional being get a fair trial in a 3-dimensional world?

Ooh, I smell a courtroom procedural. Nobody steal my idea.

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Aresen's picture

Re: foundational theory for faster than light engines explained

Shem wrote:
Wouldn't that make us dicks? Would there be legal repercussions? How exactly would be repay any debt to them? And, perhaps most importantly, can an 11-dimensional being get a fair trial in a 3-dimensional world?

Ooh, I smell a courtroom procedural. Nobody steal my idea.

Don't bother. Scalia would rule that the extra-dimensional beings have no standing in US courts.

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JD's picture

Re: foundational theory for faster than light engines explained

Shem wrote:
And also, what happens if the dimension that we bend winds up having sentient beings living there, and we essentially turn their universe into one big tsunami so that we can move around? Wouldn't that make us dicks? Would there be legal repercussions? How exactly would be repay any debt to them?

Most sentient races would be horrified by the discovery, and stop using the propulsion source. Unfortunately, that would leave us at a severe disadvantage relative to those races that didn't care and didn't stop using it. Come on, didn't you ever play Starflight? (LOVED that game.)

thoreau's picture

Re: foundational theory for faster than light engines explained

I'm pretty sure most Americans would want to pre-emptively kill those 11-dimensional beings just on general principles. Because, like, what if they are dangerous? We'd better not take that chance.

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Aresen's picture

Re: foundational theory for faster than light engines explained

Sorry, thoreau. Sadly most Americans are compassionate and reasonable and do care about others.

This does not apply to REAL AMERICANS like Bolton, Kristol and Limbaugh, of course, who aren't lily-livered liberals.

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Sandy's picture

Re: foundational theory for faster than light engines explained

Aresen wrote:
Shem wrote:
Wouldn't that make us dicks? Would there be legal repercussions? How exactly would be repay any debt to them? And, perhaps most importantly, can an 11-dimensional being get a fair trial in a 3-dimensional world?

Ooh, I smell a courtroom procedural. Nobody steal my idea.

Don't bother. Scalia would rule that the extra-dimensional beings have no standing in US courts.


Well, Ken would argue that as long as we have another, set-aside universe, it doesn't matter that we're messing up their universe...

;)

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D.A. Ridgely's picture

Re: foundational theory for faster than light engines explained

Surely there must be the possibility of compromise here. I say we only kill them in the three dimensions they share with us just to be on the safe side. After all, that leaves them eight more dimensions scott free. (Until we find a way to get there. Where is Buckaroo Banzai when we need him!)

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