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Archived threads in /sci/ - Science & Math - 102. page
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How do I build a nuclear missile?

NOT Kim jong un btw ( who is greatest leader on planet ).
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>>8118410
You want a missile with a nuclear warhead or a rocket with a nuclear drive? I think you can find both on Google, actually.
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step 1) get your life together
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Yeah right lol not again.

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Do math majors get jobs that aren't in finance or CS?
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>>8118284
I got a job as a bus driver. A classmate of mine works as a bouncer.
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>>8118284
Cryptography I guess?
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>>8118296
idiot that is cs you faggot
learn to fucking read

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Why the fuck are mosquitoes so attracted to me? I've spent maybe three hours outside in the past week and as you can clearly see I have suffered greatly for it. What can I do about this other than the obvious use bugspray/wear long sleeves/don't go outside? This shit isn't fair
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Cover yourself in baby oil, then run outside naked while screaming "BEELZEBUB! BEELZEBUB! REEEEEEEEEE" over and over again until they go away.
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>>8118217
Holy shit I thought those legs were mine
literally the same hair
Where are you from
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>>8118221
Came from my mother's vagina just like everyone else.

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Hey /sci/ was wondering if there is anything that science knows absolutely everything about. Apparently other then the climate there is nothing else.

I seek enlightenment on how such a thing can be.
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>>8118163
"science" is a method. And it's epistemologically unsound to claim to know anything, but /sci/ kiddos don't really know anything other than the most basic forms of empiricism (religion for the new age)
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>>8118169
>And it's epistemologically unsound to claim to know anything, but /sci/ kiddos don't really know anything other than the most basic forms of empiricism (religion for the new age)

Don't be so verbose. Others have phrased it far more succinctly and eloquently before:

>you can't know nuffin'
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>>8118169
>but /sci/ kiddos
and philosotards don't really know anything other than "you can't know nuffin'." Institutionalized ignorance for the new age.

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gimme some science keks
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>>8118158
there's nothing funny about this.

it's pure "haha i've seen that babby math before lol it's like a special club guys =p"
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>>8118161
Found the autist.
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It's 2016 and Hawking is even in the science industry, yet his voice is still a 1970's Speak-and-Spell. Why?

The automatic teller at the bank has better technology.
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who the fucks cares
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>>8118135
I'm just curious why he doesn't get an upgrade.
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>>8118124
Because it's --his-- voice. It's personal by now.

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What is the cause of the rapid decline of the average man's sperm count?
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anime
>>
Usually a rapid decline occurs upon orgasm.
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>>8118003
Certain plastics and chemicals introduced into the environment as a byproduct of the age of petroleum and chemistry. E.g., bisphenol A,
estrogen.

Obesity doesn't help, either, of course.

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in the most unreasonable, anecdotal and baseless way, i believe a lot of it comes down to talent. i have a friend who is studying complex university level math, in his words most of the time he can reach the solution before he knows exactly why and what his thoughts leading up to it were.

for me as a grown pretentious man-child of 22 years i have severe problems even comprehending basic high school math, if i get it explained to me i still don't understand the reasoning. i didn't go to special-ed or whatever and i passed all my high school math and did ok in...
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Yes.

Leave high school and take college courses in math. High school education in math (in the US) is so fucking retardedly structured it's unbelievable. It wasn't until uni that I developed a legitimate understanding of the material.

If you are out of uni, find a good textbook on the subject you want to learn. Go through chapter by chapter. Make sure you aren't skipping essential subjects. I believe curriculum typically goes algebra, pre calc (essentially algebra), calc, multi variable, DiffyQs, linear algebra, etc.
>>
Instead of calculating, which are brainless alghoritms that computers always do better, you need to understand the basic concepts. and purpose of why they are invented, and what problems they are solved.

To know that you need to read any math history book. Like this https://archive.org/details/AHistoryOfMathematics
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>>8117877
There are different processes at work inside our minds when we think in certain ways. Expressions as in societal interaction, fact retention, logical processes, abstract inductive reasoning, empathy, all of these are really important and generally a person is just better at one than others. It's actually rare to non-existent for one person to excel at most or all. If you're not great at one, don't sweat it, it probably just means you're really adept at another and you're not fully channeling it.

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>be me
>taking Calc I in summer
>walk in classroom
>tables with 4 chairs each sit in groups
>"This class is group based learning, you guys are going to be working on problems together and learning from each other in class"
>Oh, great
>2 people in my group can't even into basic algebra, wtf
>other person is alright but unsure of herself and slow
>I am able to grasp and apply this stuff off quickly, but it takes forever to get my work done because I effectively have to tutor everyone in group and walk them through it

This is extremely frustrating. I can't decide if it's good or bad for me, on one hand it's definitely holding me back from stuff I want to pay more attention to personally, but on the other hand it's good because maybe it tests and reinforces my understanding by having to figure out how to show it to other people after I've just barely learned it.

Have any of you had an experience like this?
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>calc i
>feeling superiority to anyone

also
>calc i
>going to class
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>>8117544
-Try to help your peers understand the math the best you can and try not to make their weakness yours
-Talk to your teacher about changing groups or separating yourself altogether

Don't sweat it. High school teachers are used to accommodating autistic children.
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isnt teaching others the best way to learn?

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Why not try making bases on the Moon instead of directly trying to go on Mars? Wouldn't it make things easier and less dangerous?
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>>8117512
We choose to go to Mars in this decade and do the other things, not because they are easy, but because they are hard, because that goal will serve to organize and measure the best of our energies and skills, because that challenge is one that we are willing to accept, one we are unwilling to postpone, and one which we intend to win.
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>>8117519
/thread
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>>8117519
and the others, too!

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It's so strange to be going trough 1st grade to high school math with khanacademy to prep for uni.
It's been 5 years since i went to school and i also find all these small holes in my math knowledge which is interesting.

Is anyone else prepping for the upcoming semester?
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>>8117477

i did just what you did. it helps a lot, also its interesting to see how easy all this stuff is when you are older. so why even learn it over 8 years as a kid. when you can do the same over 3 months as a grownup.
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>>8117477
Trying to prep for uni over the next months but havent started yet. Had a 5 year break from school and all those math skills are almost gone.Trying to learn programming math and maybe some biology and chemistry.

What degree do you wanna pursue OP ?
>>
>>8117514
pure mathermatics

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i find that most people are either good at english or math. is there a scientific reason for this?
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confirmation bias: you tend to focus on data that confirms your preexisting belief and overlook data that challenges it.
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>>8117503
ok
>>
Isn't it the same kind of skill, though? Both math and language are about working with a code.

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How come when it comes to genetics or genetic engineering universities don't offer that subject directly? At least they don't do in my country. Instead you study a subject that only offers genetics as a specialty like medicine, biochemistry, biology, agriculture, etc.
So what do you go for if you want to get into genetic engineering for the future? Biochemistry?
20 replies and 2 images submitted. Click here to view.
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Tried looking up Bioengineering?
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>>8117398
Yes, and that goes more in the direction of engineering. Like you're more an engineer with background knowledge on biology and chemistry with that.
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>>8117384
Genetic engineering is a technique, a means to an end, not a subject in and of itself. Genetic engineering uses range from botany to synthetic biology. Whether you do Biochemistry or Biology for undergrad doesn't matter, you will be using genetic engineering in both. In grad school, you will have to choose a subject to study and chances are, that will include genetically modifying organisms. In industry, biotechnology positions usually include genetic modification, again.

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Hurr durr, does this thing work?

Read, read, read, think, read...
Hmm...

God dammit! We've known about phenomena like this since the 20s!

https://en.m.wikipedia.org/wiki/Electrogravitics

>Electrogravitics is claimed to be an unconventional type of effect or anti-gravity propulsion created by an electric field's effect on a mass. The name was coined in the 1920s by the discoverer of the effect, Thomas Townsend Brown, who spent most of his life trying to develop it and sell it as a propulsion system. Through Brown's...
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>After World War II Brown sought to develop the effect as a means of propulsion for aircraft and spacecraft, demonstrating a working apparatus to an audience of scientists and military officials in 1952. Research in the phenomenon was popular in the mid-1950s, at one point the Glenn L. Martin Company placed advertisements looking for scientists who were "interested in gravity", but rapidly declined in popularity thereafter.
>>
>There are claims that all major aerospace companies in the 1950s including Martin, Convair, Lear, Sperry, Raytheon were working on it, that the technology became highly classified in the early 1960s.

So, all the major aerospace companies were working on it in the 50s and then it got pushed underground into black projects?

Christ! Here we are in 2016 wondering if technologies like the EM drive can work, and they've been researching this shit heavily for 50 years. Mother fucker! What else haven't I been told about science and tech.
>>
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>>8117341
https://en.m.wikipedia.org/wiki/X-ray_tube#Coolidge_tube

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Trying to learn more about quantum theory but I'm struggling to find a starting point.

Anyone who's familiar wanna point me along the right path? I know a bit from a lot of reading but I don't have a conclusive organized grasp of the theories and how they interact with each other as a whole mostly just random tidbits of information over the entire field and frankly half of it seems to be speculative bullshit.
12 replies and 1 images submitted. Click here to view.
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>>8117332
Shankar - Principles of QM
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>>8117332
>>8117332
>and frankly half of it seems to be speculative bullshit.
No, the standard model is the most accurate theory of physics to date. Anything beyond that is speculative, but pretty much all quantum physics that doesn't involve gravity has been confirmed experimentally.
>>
Basdevant- lectures on quantum mechanics(not sure about the title tho, but this is the author)
This is top shit bro

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