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Archived threads in /sci/ - Science & Math - 850. page

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Redpill me on the human electromagnetic field, /sci/. Does it exist? What are its implications?
18 posts and 2 images submitted.
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no and none
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>>8677009
yes. The implications are that we can monitor brain activity using EXTREMELY SENSITIVE equipment such as SQUIDs. Like so sensitive that they have to be shielded from earth's magnetic field.
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>>8677025
https://en.wikipedia.org/wiki/Magnetoencephalography

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Who /doublemajoringinCSandMath/ here?
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I'm considering it, but I'm probably gonna do a major and a minor. Idk which is one I should major in though
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>>8675636
>tfw did a pure math degree
>tfw had 6 programming jobs during my undergrad, total, 5000 hours
>tfw I cuck the CS grads out of their jobs without ever taking a single programming class

Feels sublime tbqh lads
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>>8675636
Double majoring math and geoscience. What are some research topics in geology (aside from geophysics) that require a background in math? I would like my math thesis and geology thesis to overlap as much as possible. I was thinking finite element modeling of some geological phenom.

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Or is a fake science like economics?
72 posts and 9 images submitted.
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>>8670797
CS does not use the scientific method so it is fake, but not in the same way economics is fake.

Economics doesn't use the scientific method because every economist has a political agenda to push. Computer scientists don't use the scientific method because they barely understand what methods are. No joke, see how many people fail Intro to Java.
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>>8670797
>>8670808

Economics yes but econometrics is still a science.

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How do I get unpaid engineering internship? I didn't get an ones I applied for and asking companies around my areas doesn't work because I just get ignored.

I can't graduate without 60 days of industrial training.
12 posts and 3 images submitted.
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>>8678810
why doesn't your shit university help you with placement?
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>>8678810
You're fucked. Rev up that resume and get a mcjob.
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If it makes you feel better, OP, I dropped out of college back in late 2015 and have been living in my parents basement ever since. I have no friends and I've been working the same shitty mcjob for 3 years. Your life can't get worse than mine.

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Lost my TI-nspire CX CAS, now looking at getting another. Which of these modern calculators is the best?
Needs to have CAS and be useful for and undergrad in engineering. Also copy-paste is a must.
Currently leaning toward HP Prime, software looks fine and touch screen seems actually useful.
12 posts and 2 images submitted.
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>>8678502
TI

i had the casio and the stylus interface is shit
>>
Just to note, the calculators in the picture are the Casio FX-CP400, the HP Prime, and the TI-nspire CX (I would obviously get a CAS version)
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graphing calculators are worthless past high school.
i would recommend the ti 36 x pro scientific calculator, the wolfram alpha app on your phone, and matlab free trial

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Are there any scientific studies on negative energy?

Does salt cleanse it?

My mom keeps talking about this and I keep saying it's not true/real but this has no effect. It seems to be a big meme.

What do?
19 posts and 4 images submitted.
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>>8678055
just accept the fact that your mom is an idiot and try not to become like her
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>>8678055
Fucking pseudoscience that denigrates negative-mass energy in physics
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>>8678064
Litterally why the fuck is it always slightly older middle aged moms who believe this shit?

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20-30 years from now we will be able to reverse aging with no increased risk of cancer.

Debate me.
36 posts and 2 images submitted.
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Can you proof?
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you are wrong.

debate me?
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>>8677702
>>8677703
Aubrey de Grey promised me.

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Dumdum here, why doesn't the water fill up above the top of the pipe in the second section?
16 posts and 3 images submitted.
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It does.
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It does if it's an Einstein-Bose condensate.
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It does even if its water. You have been trolled

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What's the best telescope for noobs that isn't expensive. Guide for price would a months rent in the States, about $1000 on average
20 posts and 3 images submitted.
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>>8675369
Did you read replies to your last thread?
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>>8675372
didn't have a last thread.
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>>8675369
I take your word as a Gentleman -it's odd, a thread with essentially the exact same question was just up.

A 2 1/2 - 3 inch refractor is what I started with, and I was very happy with it.

But you don't NEED a telescope to get started. If you have not done so, spend some naked-eye time learning your way around the sky, then with some good light gathering binoculars(magnification is not key here, big objective lenses to gather lots of light is what you want.) and see what you can see.

There is some value in learning your way around -- though especially with the drives and software you get nowadays, you can skip right t "punch a button, scope points at object." and just sightsee.

Note -- some folks will say get a reflector instead of a refractor - you can get a bigger aperture and thus more light gathering for the same money, and avoid chromatic aberration to boot. And that is hard to argue. I just have a soft-spot for a nice refractor.

What's your experience level and budget?

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What's the difference between listening to/attending a lecture and reading straight from the book yourself?
32 posts and 3 images submitted.
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You can't ask the book questions and get a response.
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>>8674716
What about using the internet for questions?
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>>8674721
Then you have to wait, instead of having someone whose job is to answer them for you. I mean, look at OP. It took 22 minutes to get a reply.

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What is /sci/'s opinion on N,N-Dimethyltryptamine?

Why is the most extreme hallucinogen produced by humans?
55 posts and 3 images submitted.
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>>8674426
Acidheads are annoying twits.
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>>8674441
Good discussion. Reasonable.
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>produced by humans

"no"

It's worth researching.

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How come DarTards still think creationism is nonsense when we are currently creating new life forms in our own labs?

Plus there is no mutation that accounts for chromosome loss or addition and subsequent reproduction...

Explain yourselves Dartards.
64 posts and 7 images submitted.
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>>8676500
>when we are currently creating new life forms in our own labs?

Ex nihilo?

>Plus there is no mutation that accounts for chromosome loss or addition and subsequent reproduction...

The fact that you're ignorant of them doesn't mean such processes don't exist.

Stay dumb.
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>>8676502
1. We have no proof that life here came from nothing.

2. I've been searching years. If someone is aware of how this works I'd love to know. This is my point, the more I actually know, the less likely Darwin's BS makes any sense.

I'd honestly LOVE to see an explanation for chromosome shift and subsequent reproductive ability.

Please enlighten me, or add this into your worldview.
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Literally OP

>Professor is a female
>During the 2nd class, makes blatant mistakes on simple math and insists she's right when someone tries to correct her
What are some red flags that you should drop a class immediately?
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>>8674341
>taking ancient history class
>"did you know africa is the largest in the world? asia just looks bigger than africa because racists intentionally distorted the map."
>do a 10 second google inquiry
>asia has 140% the surface area as africa
Humanities is shit.
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>>8674349
largest continent*
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>women
>STEM
>2017

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What evidence is their that physical constants have always remained unchanged?

How do we know that light wasn't faster a trillion years ago, or that electrons didn't have slightly more charge or something?
11 posts and 1 images submitted.
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>>8678144
Considering you think the universe is a trillion years old you're probably high right now but the evidence is simply that there's no reason to think they would be changing.

Even in the oldest galaxies we can see, everything is consistent with assuming the same constants we have now.
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>>8678235
We gauge the age of galaxies based on the assumptions the physical constants are the same though.

For example, we spot their distance by their redshift. But if electromagnetic interaction was weaker in the past, the hydrogen energy levels would be squeezed, and the light would naturally be more redshifted than current. In that case, galaxies are actually closer than what we are calculating.
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>>8678144
>none
>we dont.

our physical models dont have changing constants and they predicted the CMBR so there's that I guess.

still not a guarantee in the slightest.

We all know that global warming is real. We all know that the Arctic is rapidly melting. Why would they fake these pictures? Did Trump put them up to it?

http://www.noaa.gov/stories/noaa-s-goes-16-satellite-sends-first-images-of-earth
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>>8677741
Shitty false flag is shitty.

>>>/pol/
>>
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>>>/pol/ bigboy
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>>8677794
>>8677749
yawn, you guys don't do very well when the real proof is staring you in the face.
It's so much easier when you're using "climate models" from "peer reviewed journals" that say exactly what you want them to say.

Pathetic

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