Search found 400 matches

by mikrit
Tue Oct 16, 2012 2:39 pm UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

Yes, if you hold the green apple in your hand, and a baseball pitcher throws the red apple at you with a speed of c/6, you will see both apples as having the same color, due to the Doppler effect.

Everything is relative, you see. That's all there is to it.
by mikrit
Mon Oct 15, 2012 7:31 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1121: "Identity"
Replies: 63
Views: 13773

Re: 1121: "Identity"

Kaden wrote:
dju_da_da wrote: ... "sure dad. all birds come from dinosaurs."

That's kind of awesome. :D

Agreed. This story made my day.
by mikrit
Mon Oct 15, 2012 4:10 pm UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

The reciprocal of, pi/sqrt(18), so sqrt(18)/pi x 10 2 = 135.0474474235... My suggested value is NOT seen as a constant, but as the bounding limit . NIST value = 7.2973525698(24)×10 −3 as constant vs 7.4048048969... x 10 -3 as a limit. I think I see. You take pi/sqrt(18), a number that is interestin...
by mikrit
Mon Oct 15, 2012 7:16 am UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

http://watermanpolyhedron.com/fine2009.html edit damn, just found a bad typo on that page. It should say pi/sqrt 18, not pi/18 - I will amend that page. FIXED TYPO. Steve, I didn't really want to start a discussion about the fine-structure constant, since I am no physicist. I just wanted to note th...
by mikrit
Sun Oct 14, 2012 7:26 pm UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

I haven't read the Paranormal Bicycle, but the Approximations comic led me to the RIES tool where I especially liked the page about the fine-structure constant.
by mikrit
Thu Oct 11, 2012 2:15 pm UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

Once upon a time, there was a Galilean who could transform water to wine.
But maybe that's just a hyperbolic parable?
by mikrit
Thu Oct 04, 2012 6:43 am UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

So faster than light travel is possible, for sufficiently high refractive indices. Yes indeed. You just have to swim in porridge. Seriously, I have a vague memory of reading about subatomic particles going through some medium faster than light in that medium, which caused interesting effects. But I...
by mikrit
Thu Oct 04, 2012 4:45 am UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

I believe that according to Einstein, the speed of light is deemed as constant in all reference frames. Correct me if I am wrong about that. According to Maxwell's Equations ( Link : It's not something Einstein just decided to pull out of his arse!), actually, but yes, we've been desperately trying...
by mikrit
Wed Oct 03, 2012 1:11 pm UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

Max™ wrote:
Don Calvus wrote:Do you have recommendations of good readings using that kind of level of vulgarisation for a guy like me?
--
Don

http://www.scribd.com/doc/56916644/Six- ... es-Feynman

Fantastic books, ...

And maybe the Mr Tompkins books by George Gamow?
http://en.wikipedia.org/wiki/Mr_Tompkins
by mikrit
Tue Oct 02, 2012 12:40 pm UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

KrytenKoro wrote:You're basically claiming maltheism at this point: that the natural universe is conspiring to hide the truth from you.

http://xkcd.com/812

EDIT: typo
by mikrit
Mon Sep 10, 2012 5:18 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1106: "ADD"
Replies: 121
Views: 28473

Re: 1106: "ADD"

I have a daughter with autism and ADHD. She takes Ritalin for the ADHD, but it is not designed to have effect the whole day. So when she wakes up in the morning, she can be really hyperagitated, talking repetitive nonsense (and dirty language) and clapping her hands endlessly. So she gets one pill, ...
by mikrit
Sat Sep 08, 2012 10:03 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1105: "License Plate"
Replies: 91
Views: 28857

Re: 1105: "License Plate"

Some years ago, the Swedish authorities turned down an application to use the sign X32IARO. Is feels good to know that they are so clever.

Spoiler:
If you saw the sign in your rear mirror, it could be read as "ORALSEX".

http://www.domdummaste.se/post/Vagverke ... snusk.aspx
by mikrit
Thu Sep 06, 2012 8:35 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1104: "Feathers"
Replies: 50
Views: 18067

Re: 1104: "Feathers"

Isn't that black hat guy's girlfriend? If so is the kid their daughter? You know, that's a quite difficult question - I guess my prosopoagnosia is getting worse. But the personality seems to fit. On the other hand, it's scary to think of Black Hat Guy and his girlfriend as parents. Let's hope it's ...
by mikrit
Wed Sep 05, 2012 1:02 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1104: "Feathers"
Replies: 50
Views: 18067

Re: 1104: "Feathers"

Feathers would make T-Rex cuter and less scary... I don't see why. There are plenty of birds that are scary: vultures, hawks, ravens, not to mention moas, may-they-rest-in-peace. In fact, I am rather scared of gulls (the huge kinds that can swoop down and steal your sandwich). And Mowgli never thou...
by mikrit
Wed Sep 05, 2012 12:26 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1104: "Feathers"
Replies: 50
Views: 18067

Re: 1104: "Feathers"

AvatarIII wrote:Now you just need to look at an Ostrich and think, "wow, dinosaurs really aren't extinct"

Yes, but I think it would have worked better with a Moa bird.

I really would have liked to see a live Moa (from a safe place).
by mikrit
Mon Sep 03, 2012 11:39 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1103: "Nine"
Replies: 138
Views: 29971

Re: 1103: "Nine"

The poor number 9 is underused as the leading digit of almost any measurement.

Unfair! Cancel Benford's law!
by mikrit
Sat Sep 01, 2012 9:05 pm UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

"A point with a sombrero"? Isn't that the song by Abscissal Cheeseburger?
by mikrit
Wed Aug 29, 2012 7:35 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1101: "Sketchiness"
Replies: 168
Views: 26551

Re: 1101: "Sketchiness"

NotAllThere wrote:-tuplets

I could really use some childcare help.

-agenarian

My mother could help you.
by mikrit
Wed Aug 29, 2012 7:14 am UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

This reminds me of the scene from the Adventures of Picasso, where he - speaking only Spanish - is trying to rent a room in Paris.

http://www.youtube.com/watch?v=kjME2Ke__fo
by mikrit
Tue Aug 28, 2012 6:07 am UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

TheGrammarBolshevik wrote:Probably "Homo aquae."

No, no. Don't you see?

This is worse than the Apointcalypse. It is the dawning of the age of Aquarius!

(And the mode of the Zodiac sign is associated with stability or stubbornness...)
by mikrit
Mon Aug 27, 2012 1:17 pm UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

steve waterman wrote:What if all points in a system moved when their imagined system moved?

Sorry, but I couldn't resist:

seuss.png
by mikrit
Sun Aug 26, 2012 7:13 am UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

Mark you this, Bassanio,
The devil can cite Scripture for his purpose.
An evil soul producing holy witness
Is like a villain with a smiling cheek,
A goodly apple rotten at the heart:
O, what a goodly outside falsehood hath!
by mikrit
Thu Aug 23, 2012 11:32 am UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

Pfhorrest wrote:In honor of my one thousandth post, ...

His 1000th post! Oh no! It's the number of the beast!

(Within experimental error, of course.)
by mikrit
Wed Aug 22, 2012 5:06 pm UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

What if all points in a system moved when their imagined system moved? THE DARK KNIGHT TRANSFORMS Batman and Robin in the Batmobile are speeding ahead at 50 m/s. *Scary music* Robin: Oh dear, there is an ominously smoking manhole ahead. Batman: And our brakes have been sabotaged. Quick, let S be a ...
by mikrit
Sat Aug 18, 2012 9:52 am UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

I think Steve may have studied the mathematician Charles Lutwidge Dodgson. You know, he who wrote A Syllabus of Plane Algebraic Geometry and The Fifth Book of Euclid Treated Algebraically.

Oh, and a few other books.
by mikrit
Sat Aug 18, 2012 6:07 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1093: "Forget"
Replies: 125
Views: 23581

Re: 1093: "Forget"

Jorpho wrote:The floor was lava, obviously.

Ohhhh, we used to dream of havin' a floor of lava. Woulda' been a palace to us.

But you try and tell the young people today that... and they won't believe ya'.

http://www.davidpbrown.co.uk/jokes/monty-python-four-yorkshiremen.html
by mikrit
Fri Aug 17, 2012 10:25 am UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

Thanks, now I understand everything. So 0 K = 100 K since Dead = Dead, right?

To be honest, I read this thread mainly to see Max's images and animations.
by mikrit
Fri Aug 17, 2012 6:26 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1093: "Forget"
Replies: 125
Views: 23581

Re: 1093: "Forget"

When I was young, I had to walk across the entire floor to change the TV channel.
by mikrit
Fri Aug 17, 2012 5:24 am UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

NO. the inch markers always equal other. 2 inches of ruler A do not ever equal 5 inches of ruler B. Hey, I've just made a great discovery. When people talk about temperature differences, they say that 2 degrees C = 2 K But when they talk about temperatures, they say that 2 degrees C = 275 K But it ...
by mikrit
Thu Aug 16, 2012 7:53 pm UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

Math is all we need. This made me google to see if someone had made a Beatles parody saying "Math is all we need." No such luck. :cry: Now's your chance! Waterman Rock is the next big thing! I don't care what the Waterman says; When the Waterman says it's variant, I will not look for a mi...
by mikrit
Wed Aug 15, 2012 9:05 pm UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

So, Steve, you are saying that the Galilean transform is horribly absurdly wrong, but the wrongness appears only in an abstract mathematical world. The wrongness disappears as soon as one uses the Galilean transform in physics. Well, then, problem solved! Physics is where the Galilean transform is u...
by mikrit
Wed Aug 15, 2012 5:37 pm UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

Steve, How about this reasoning: There are two apples in a bowl. LET it be GIVEN that n is the number of apples in the bowl. So n = 2. Now I eat one of the apples; how many are left? Only one, perhaps? No, that's impossible, because then n would be 1, and it was GIVEN that n = 2, and that would mean...
by mikrit
Wed Aug 15, 2012 4:08 pm UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

So, what Galileo actually said is: The Galilean Transformation after vt x => (x' - vt) OR x' => ( x + vt ) (translators note: Italian has been translated to English, and equality notation has been translated into a different notation) I agree that Galileo used a funny notation. But at least it's cl...
by mikrit
Mon Aug 13, 2012 9:35 pm UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

Would it not be easier to write: LET it be mathmatically GIVEN that the Lorentz transformations do not work. math stuff. NO RELATIVITY. My premise, my rules, you no argue. Relativity is wrong buggy blue! No physics! No complaining back! On the new topic: Let's not call Steve crazy. Let's just say h...
by mikrit
Fri Aug 10, 2012 9:05 pm UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

By the way, if there were something wrong with Galilean transforms, I don't see why the conclusion should be that relativity theory is wrong.

Wouldn't Newtonian physics be just as wrong, in that case? We would need to go back to Aristotelian or biblical physics.
by mikrit
Mon Aug 06, 2012 1:23 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1091: "Curiosity"
Replies: 70
Views: 17625

Re: 1091: "Curiosity"

If your hypothesis is correct, then Rocket Wizard must be the coolest combination of words in the english language. Ponder Stibbons is seen wearing a T-shirt with the text: "Actually I am a rocket wizard" in The Last Hero, by Terry Pratchett. (Couldn't find a web image, though.) I am not ...
by mikrit
Wed Aug 01, 2012 7:34 am UTC
Forum: General
Topic: Relativity or something [Split from "Pressures"]
Replies: 5149
Views: 437598

Re: 1067: "Pressures"

Then you would expect all physical constants to be square roots of rational multiples of powers of pi when expressed in terms of the arbitrary units they came up with during the French revolution, and sure enough, you can approximate all of them that way! It does leave the values a little off, thou...
by mikrit
Sun Apr 22, 2012 5:10 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1045: "Constraints"
Replies: 86
Views: 40605

Re: 1045: Constraints

Lo! Aegilops!
Billowy,
Almost ghosty.
Spoiler:
The letters of each word are in alphabetic order.
by mikrit
Sat Apr 21, 2012 10:35 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1045: "Constraints"
Replies: 86
Views: 40605

Re: 1045: Constraints

I remember a TV-show, possibly Black Adder, which had a difficult constraint in the credits: the actors were listed "in affable order".
by mikrit
Tue Apr 17, 2012 2:39 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1041: "Whites of Their Eyes"
Replies: 68
Views: 18742

Re: 1041: "Whites of Their Eyes"

Ah yes. Romantic War Porn. His lips trembled longingly as the nerve gas began to effect him. He thrust the atropine pen deep within himself over and over again and felt relief as the burning fluid was released within him, slowly allowing his mind to regain itself after a long bout of painful, contr...

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