Search found 357 matches

by Aelfyre
Wed Nov 25, 2015 8:20 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1608: "Hoverboard"
Replies: 141
Views: 81366

Re: 1608: "Hoverboard"

The "starship" takes forever to navigate, but it's worth it when you find Vader. Also, has anyone else gotten inside of the Washington Monument? There seems to be an opening on the right side near the top, that goes all the way down to the visible line of bricks. Not sure why it's there. ...
by Aelfyre
Tue Jun 30, 2015 9:58 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1544: "Margaret"
Replies: 80
Views: 16278

Re: 1544: "Margaret"

AK49BWL wrote:
da Doctah wrote:Am I the only who is also reminded of Ray Stevens?
Image


Looks like you and me lol. I was wondering the same thing


"It's me again...........Margaret.... HEEHEEHEEEHEEEEEEEEE!"


Wow, God's really let himself go.
by Aelfyre
Sun May 10, 2015 1:22 am UTC
Forum: Science
Topic: milky way today versus what we see
Replies: 18
Views: 3945

Re: milky way today versus what we see

I was just thinking when we view the stars they're in a position millions of years ago. When we see a map of the milky way, I assume that's based off of what we see today. But in reality these stars have had millions if not billions of years to move. Had anyone tried to redraw the galaxy as it exis...
by Aelfyre
Mon Apr 20, 2015 11:21 pm UTC
Forum: Science
Topic: Could G waves resonate in positively curved spacetime?
Replies: 1
Views: 1327

Could G waves resonate in positively curved spacetime?

Say you had a theoretical universe consisting of two black hole orbiting each other. From my understanding it has been theorized that this could create gravitational waves which would then propagate out into space at c. If the universe in question were positively curved, so boundless yet finite, cou...
by Aelfyre
Mon Feb 03, 2014 8:43 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1325: "Rejection"
Replies: 515
Views: 111540

Re: 1325: "Rejection"

Just to play Devil's Advocate.. the first guy might not have been belittling their judgement or self-awareness.
I find it much more likely he was belittling their capacity for honesty. :D
by Aelfyre
Wed Dec 12, 2012 5:13 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1145: "Sky Color"
Replies: 211
Views: 67526

Re: 1145: "Sky Color"

I blame Alice in Wonderland. I never read Alice through the Looking Glass , and people don't talk about it as much as Alice in Wonderland . Presumably it was the usual substandard-sequel story? I've read it, but it has been decades.. I'm not sure that it is a chronological prequel/sequel of any...
by Aelfyre
Mon Dec 10, 2012 3:15 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1145: "Sky Color"
Replies: 211
Views: 67526

Re: 1145: "Sky Color"

There's also the fact that oxygen is (faintly) blue, which has a nonzero effect on the whole thing. But IIRC this isn't the major component to what we see. I always thought Oxygen was faintly green? From all those deep space nebula photos where they enhance it so it is visible to the naked eye? And...
by Aelfyre
Wed Nov 14, 2012 2:47 am UTC
Forum: Science
Topic: re: The Heisenberg Uncertainty Principle
Replies: 15
Views: 4295

re: The Heisenberg Uncertainty Principle

OK, so I just had an odd thought. As I understand it according to the Heisenberg Uncertainty Principle the more precisely we know the speed of a particle the less precisely we are able to know it's location and vice versa. So what about a photon? We know it's speed with absolute certainty. it is c. ...
by Aelfyre
Thu Oct 11, 2012 7:44 pm UTC
Forum: Science
Topic: Need some advice about getting an astrophysics degree
Replies: 13
Views: 3547

Re: Need some advice about getting an astrophysics degree

I'm confused as to your long-term goal. Do you just want to learn some astrophysics, or is the goal to launch a career of some sort? If you just want to learn some astrophysics, start with MIT's open courseware and work through it before you decide to layout the money for a college degree. Its poss...
by Aelfyre
Thu Oct 11, 2012 1:12 pm UTC
Forum: Science
Topic: Need some advice about getting an astrophysics degree
Replies: 13
Views: 3547

Re: Need some advice about getting an astrophysics degree

Embry-Riddle Aeronautical University in Daytona Beach has a space physics program, but it wouldn't be anywhere approaching inexpensive. My friends who did their SP degrees at the Prescott campus are mostly doing their doctoral studies now and seem satisfied with the program quality and their opport...
by Aelfyre
Thu Oct 11, 2012 3:10 am UTC
Forum: Science
Topic: Need some advice about getting an astrophysics degree
Replies: 13
Views: 3547

Need some advice about getting an astrophysics degree

ok, so here's the deal. 40 years old, never been to college (cancer at 17 put a dent in my Navy --> N.A.S.A. plans) and have after mucking about for 20 odd years now want to get a degree in something I actually enjoy. I am in Real Estate and while I am no Donald Trump (TFG) I am reasonably sure I ca...
by Aelfyre
Wed Oct 10, 2012 3:13 pm UTC
Forum: Science
Topic: Sirens and psychoses
Replies: 16
Views: 2912

Re: Sirens and psychoses

Yeah, it doesn't sound like a phobia. My "jump off the cliff" impulse isn't fear-motivated - though I can get a touch of vertigo, as long as I deliberately avoid triggering it, I'm quite confident in high places. It sounds like the OP is similar. These are just simple intrusive thoughts. ...
by Aelfyre
Wed Oct 10, 2012 2:47 pm UTC
Forum: Science
Topic: Name 3 famous living scientists (no cheating!) ;)
Replies: 39
Views: 11402

Re: Name 3 famous living scientists (no cheating!) ;)

yurell wrote:Stephen hawking
Neill deGrasse Tyson
Michio Kaku (although it took me a bit to recall his name, his face popped up pretty quickly)


took my 3. :D
by Aelfyre
Sat Sep 22, 2012 2:31 am UTC
Forum: Science
Topic: A question about plexiglass load bearing capacity.
Replies: 2
Views: 3196

Re: A question about plexiglass load bearing capacity.

Are you planning on supporting only the edges of the pool? Are you using actual Plexiglas TM or another form of PMMA or perhaps even something altogether different (e.g. polycarbonate)? How much sag in the middle is acceptable? Also, regarding your two sheet plan: How do you plan to join the sheets...
by Aelfyre
Fri Sep 21, 2012 4:33 pm UTC
Forum: Science
Topic: A question about plexiglass load bearing capacity.
Replies: 2
Views: 3196

A question about plexiglass load bearing capacity.

Can anyone tell me how thick a 10' x 10' sheet of plexiglass would need to be to support a 1' deep pool? I have a project in mind and this in one piece of it. It will be a 10' x 10' sheet with 1' or water sitting on top of it. I have no official education, just a knack for math + google but as I see...
by Aelfyre
Wed Sep 19, 2012 12:34 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1110:"Click and Drag"
Replies: 595
Views: 668737

Re: 1110:"Click and Drag"

got as far as "Copy that Gold Leader" before I had to leave for work.. LOL
by Aelfyre
Thu Sep 06, 2012 9:35 pm UTC
Forum: Science
Topic: Billiard balls - where does the energy go?
Replies: 25
Views: 5687

Re: Billiard balls - where does the energy go?

I think I had the correct answer to this scenario but for completely the wrong reason. My though was that when the balls collide they would *exchange* their energy and so the ball moving left would then move right and vice versa giving the appearance of a perfect bounce.
by Aelfyre
Sat Aug 25, 2012 5:35 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1099: "Tuesdays"
Replies: 71
Views: 17316

Re: 1099: "Tuesdays"

Next week's what-if: What happens when you spill that bottomless drink? Better yet: what exactly would constitute a bottomless drink which is either half full or half empty? (Hurray for transfinite sets). A better question would be is the drink half full or half empty.. according to quantum mechani...
by Aelfyre
Mon Aug 06, 2012 5:48 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1091: "Curiosity"
Replies: 70
Views: 18743

Re: 1091: "Curiosity"

Success! And not just any skycrane, but a ROCKET* skycrane. *Adding "rocket" in front of inanimate common nouns makes that object a million times awesomer - the same way adding "wizard" does for people's occupation. So what you are saying is I don't want to be a rocket scientist...
by Aelfyre
Tue Jul 31, 2012 4:53 am UTC
Forum: Science
Topic: A real water world (merged with "a big ball of water")
Replies: 154
Views: 38455

Re:

Well now. In case you didn't already know, you'd need a fuckload of water. m(Earth) = 5.9742*10^24 kg .'. m(water for 1g)= m(Earth) = 5.9742*10^24 kg p(water) = 1000 kgm^-3 .'. V = m/p = 5.9742*10^24 kg / 1000 = 5.9742*10^21 L V = (4/3)(pi)(r)^3 .'. r = (V/((4/3)(pi)))^(1/3) r = 11 256 336 m = 11 2...
by Aelfyre
Wed Jul 11, 2012 1:40 am UTC
Forum: Science
Topic: Extracting energy from a black hole with a laser.
Replies: 5
Views: 1706

Extracting energy from a black hole with a laser.

Ok, so I was thinking about the concept of a gravitational slingshot. Like what they did to accelerate the Voyager probes an it got me to wondering. Given that a black hole produces such a profound curvature in space time, if you could locate one alone by itself in space, without an accretion disc t...
by Aelfyre
Fri Jun 22, 2012 5:04 pm UTC
Forum: Science
Topic: Question about black holes orbiting each other elliptically.
Replies: 12
Views: 4449

Question about black holes orbiting each other elliptically.

ok, so just random thought went streaming by and bruised my temple. Assume you had two black holes of equivalent mass that were orbiting each other in a very elliptical orbit so that they started quite far away and came zooming towards each other only missing by a very small margin then whipping aro...
by Aelfyre
Mon Jun 18, 2012 5:49 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1070: "Words for Small Sets"
Replies: 238
Views: 48729

Re: 1070: "Words for Small Sets"

glasnt wrote:Arg, head explode. He's trolling now, I swear.


much as I hate to admit it i agree here. A couple is 2, by definition. Two spaces after a period, by preference. Several to me has always been more in the 5-11 range.
by Aelfyre
Mon May 28, 2012 3:40 pm UTC
Forum: Science
Topic: Question about Balloon Universe model
Replies: 13
Views: 3399

Re: Question about Balloon Universe model

It doesn't. The balloon universe is only an analogy so it has a couple of flaws when interpreted as the real thing, the most obvious being that it leads to the questions "what is inside/outside the universe" neither of which have answers, they're equivalent topologically to asking what is...
by Aelfyre
Sun Jan 29, 2012 9:07 am UTC
Forum: Science
Topic: Is New Scientist worth a sub?
Replies: 4
Views: 2646

Is New Scientist worth a sub?

So yeah, was just browsin around random science headlines and ran across this crazy ass piece about the Laws of The Universe might not be the same everywhere in the universe. Something about the "Fine Constant" Alpha being different in different regions of the universe. Apparently they don...
by Aelfyre
Thu Jan 12, 2012 5:43 pm UTC
Forum: Science
Topic: What would you do with infinite energy?
Replies: 41
Views: 8727

Re: What would you do with infinite energy?

scratch123 wrote:What scientific experiments would be possible? Would having access to infinite energy make string theory falsifiable? I am pretty sure infinite energy would allow you to make a laser that could actually kill people.


Avoid using it in order to avoid collapsing the universe.
by Aelfyre
Mon Jan 09, 2012 12:11 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1001: "AAAAAA"
Replies: 92
Views: 22493

Re: 1001: "AAAAAA"

DBPZ wrote:Apparently they're weighted the same. The girl is too fat or the guy is too thin.


No she's thin.. she'd just a bit... "top heavy" :)


in other news.. I found this one F'ing hillarious! Litterally LOLed :D
by Aelfyre
Sat Dec 17, 2011 10:05 pm UTC
Forum: Science
Topic: Gravitons... wild goose chase?
Replies: 37
Views: 7212

Gravitons... wild goose chase?

It's been a while since I have pestered the brain collective... :) anyway I have a question. Why does mainstream physics assume the existence of the graviton is a foregone conclusion? As far as I know it had never been actually detected and as a force gravity is a real outlier. I mean the standard m...
by Aelfyre
Fri Nov 04, 2011 12:37 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 0973: "MTV Generation"
Replies: 101
Views: 24442

Re: 0973: "MTV Generation"

Obligatory "MTV doesn't even show music videos anymore" comment. I registered an account to just say that MTV /never/ showed music videos, as far as I (generation MTV's child) am concerned. I am smack dab in the middle of Gen X and the MTV Generation.. and you obviously never watched Yngw...
by Aelfyre
Thu Nov 03, 2011 12:44 pm UTC
Forum: Science
Topic: The Expanding Universe: Quick question
Replies: 11
Views: 2305

Re: The Expanding Universe: Quick question

The membrane is a mathematical idea, it isn't a physical thing. The idea as I understand it is that the mostly empty three-dimensional space we inhabit can be mapped consistently onto a much more crowded two dimensional space. I think calling it an idea vs a physical thing is just semantics really....
by Aelfyre
Wed Nov 02, 2011 3:39 pm UTC
Forum: Science
Topic: The Expanding Universe: Quick question
Replies: 11
Views: 2305

Re: The Expanding Universe: Quick question

Same thing with the big crunch. You won't be able to stand somewhere and watch every thing crash together to a point over there. Everywhere is the point it converges on. *head explode* Can you give me a way to visualize this? It sounds so crazy, but I suspect that it isn't as head-explodey as it se...
by Aelfyre
Wed Nov 02, 2011 3:01 pm UTC
Forum: Science
Topic: Why does light move at the speed it does?
Replies: 83
Views: 13974

Re: Why does light move at the speed it does?

If I was a betting person (and if I had enough money [and knew someone who would bother to take such a bet]) I'd wager a lot that it's strongly due to the anthropic principle. We find ourselves on what appears to be a garden world. Perfectly tailored for life, so to speak. Not just 'okay' for life,...
by Aelfyre
Mon Oct 17, 2011 12:17 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 0965: "Elements"
Replies: 161
Views: 39014

Re: 0965: "Elements"

I'd be a Mercury bender so I could create Terminator units :)
by Aelfyre
Fri Oct 14, 2011 12:37 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 0964: "Dorm Poster"
Replies: 155
Views: 42092

Re: 0964: "Dorm Poster"

"Fixed that for you"? I don't see anything wrong with physics in the original poster. It would have been funny if the original poster had some physics mistake and the second fixed it, but I don't think this is the case... I dont think they were referring to a "mistake" of any ki...
by Aelfyre
Mon Oct 10, 2011 9:55 am UTC
Forum: Science
Topic: "The only instance where mass and weight are different."
Replies: 42
Views: 8071

Re: "The only instance where mass and weight are different."

Does your teacher have a particularly bad sense of humor? Maybe the answer they are looking for is "At a Catholic church." :)
by Aelfyre
Wed Oct 05, 2011 12:06 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 0960: "Subliminal"
Replies: 81
Views: 33614

Re: 0960: "Subliminal"

Arrow is highlighted. Source ) Personally, I didn't find this comic that funny. More weird logos. oh.. *that's* wtf they are talking about.. christ that's so obvious I automatically discounted it and was looking for an arrow somewhere.. that is *so* not hidden :D I did spend a few minutes trying to...
by Aelfyre
Fri Sep 30, 2011 7:08 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 0958: "Hotels"
Replies: 107
Views: 31364

Re: 0958: "Hotels"

Could somebody explain, what the last sentence ("If you're quick with a knife...") could possibly mean? I don't get it... (Sry, I'm a non-native english speaker and I'm currently trying to improve my English) There's sort of missing middle part of the sentence, "If you're quick with ...
by Aelfyre
Wed Sep 28, 2011 11:06 am UTC
Forum: Science
Topic: The Sun is smaller than the Earth.
Replies: 11
Views: 5165

Re: The Sun is smaller than the Earth.

Since I consider myself to be a single omniscient deity from an unchallengeable unique location, your argument is invalid.
by Aelfyre
Fri Sep 23, 2011 4:54 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 0955: "Neutrinos"
Replies: 159
Views: 43540

Re: 0955: "Neutrinos"

I have an outstanding bet with my father for $1,000 that the technological singularity won't have hit by 2045, and an outstanding bet with my mother for $5,000 that the US won't announce within the year that we've been in contact with aliens for a long time. Long before 2045 what is known as the Si...
by Aelfyre
Fri Sep 23, 2011 1:00 pm UTC
Forum: Fictional Science
Topic: Help me complete the standard model!
Replies: 10
Views: 6830

Re: Help me complete the standard model!

I just opened a bag of m&ms, hoping to find exciting new particles. I ended up with your quarks. I then remembered seeing an interesting case. It may be a boson, but you are the expert in the field Aelfyre... What do you think? Hmm well at first glance it's definitely a Force carrying particle ...

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