/sci/ - 4chan Archive
/sfg/ - Spaceflight General
Burger - edition
previous >>16729564
hydrogen electrolysis
I remember some time ago this was discussed in 4chins, diy hydrogen production. It was constantly brought that "it wasn't efficient", but I went and threw some math at it, and it appeared to make sens...
Thread 16731161
>BOSS, SHOULD WE COLONIZE THAT GIANT, RADIOACTIVE, COLD, DUSTY, WHITE BALL THAT ORBITS REALLY CLOSE TO OUR PLANET AND HAS BARELY ANY WATER AND OXYGEN?
>No purpose on it. that worthless flying trash do...
/sqt/ - simple questions thread (aka /qtddtot/)
/sqt/ - simple questions thread (aka /qtddtot/)
Previous thread: >>16683085
>what is /sqt/ for?
Questions regarding maths and science. Also homework.
>where do I go for advice?
>>>/sci/scg or >>>/...
/sci/ in the 2025 4chan Suммer Cup
We play against /d/ today to start the group stage after /tv/-/pw/ concludes.
>what is this?
https://implyingrigged.info/wiki/2025_4chan_Summer_Cup
A virtual soccer (football) tournament involving th...
Thread 16733827
>called a "gas giant"
>has an average density higher than liquid water
What did the astronomers mean by this?
Is it true that most vaccines are not tested against a placebo?
I've read claims that control trials use the term "placebo" but the vaccines are actually tested against an "already safe vaccine" and not saline?
/med/ - I am the Science Edition
As per usual
>Do NOT give advice
>Do NOT feed the nursoids
>Do NOT engage with premeds
And most importantly
>Do NOT respond to psych patients
Thread 16724854
please explain.
Science: if we don’t delete data, far right narratives win
This is science. If you have any issue with it or want to look at the data behind official science proclamations, you are ontologically evil.
And that’s the scientific method. Any questions? You don’...
Thread 16733163
There's a statue of this at the park by my house. What is it? Some kind of molecule thing.
Thread 16733669
>scientists unironically want you to believe that these two in pic rel are the same race while at the same time saying that two different types of dogs are not the same but are different breeds.
Homeschooling Science Curriculum for 8-18 year olds
Anons help me choose math, science and other science related /diy/ books for my kid. He is 3 years old right now. I want to go for the homeschooling path for my kid. For that i need to create a robust...
Thread 16733835
How quickly do you feel death when you shoot yourself in the head?
Thread 16729556
What does /sci/ thinks about this meme?
Thread 16733830
How do you explain what a Rate of Change is?
alien invasions make 0 sense if you think about it critically for 30 seconds
so what would first contact actually look like?
Thread 16733116
Why do Americans still insist on using this shit?
/scg/ - STEM career general
life goals edition
Previous Thread: >>16685934
This thread exists to ask questions regarding careers associated to STEM.
>Discussion on academia-based career progression
>Discussion on penetrating i...
Thread 16722706
"Stop asking questions, peasant!"
What are the best LLMs for undergrad-level mathematics?
I've been having good results studying with the help of Deepseek, but sometimes it just drops the ball. Is there a better one? I don't care if I have to run it locally, I just wanna know what is the b...
Relativist mass cannot affect gravity
If you were to be in a spaceship zooming through space near the speed of light, it would basically turn every star into a black hole or just get destroyed. They would move so fast from your frame of r...
Simulation Hypothesis
If we can take a look at current or "base reality", all sorts of simulations are present in our daily lives, VR, movies, video games, etc.
With current advancements in technology and AI, we can extrap...
Thread 16733179
Can someone with scientific knowledge help me figure out why all the condensation on my glassware and plastic has this weird rainbow sheen?
The 2013 Aguadilla Peurto Rico UAP/USO
https://www.youtube.com/watch?v=q6s5RwqnnLM
What the hell is this thing, /sci/?
Date/Location: April 25, 2013, just before sunset over Rafael Hernandez Airport, Aguadilla, Puerto Rico.
Captured by:...
Thread 16733332
>But if you look at the data
>Have you considered other factors?
How do you respond?
Seriously, though, in major, societal-level studies where a million variables can come up, how the hell can you ge...
Thread 16719467
Is there some scientifically accurate way of experiencing, as a man, what female orgasms feel like?
Can we transfer sensations using electrodes or something?
/mg/ mathematics general
[math]/\mathfrak{mg}/[/math]
Joy of analysis edition
Previously >>16683009
Thread 16727856
Are there any other geofags here watching Ruri Rocks?
Mechanical Engineering Technology VS Mechanical Engineering
I want to attend college for mechanical engineering. I want to attend community college to save some money. My local community college offers Mechanical Engineering Technology (A.A.S.). Is this the sa...
worlds smallest snake returns
snake researchers believed the snake went extinct on year 2005
but now 20 years later they found a number of these snakes
it is only 4 inches long! and it is thinner than your pinky finger
smallest...
Thread 16706883
Reminder - Earth is the only planet that we know of that has a perfect solar eclipse, since our moon happens to be about the exact same size as our sun when viewed from the Earth.
Nowhere else in the...
Is the proof correct?
And if so, has it been stated before in the literature?
Let [math]\rho(G)=\prod_{g \in G}o(g)[/math], where [math]o(g)[/math] is the order of element [math]g \in G[/math].
We wish to prove that an e...
Thread 16727724
why is so hard for scientists acknowledge their mistakes?
Thread 16730137
what kind of crazy intergalactic space war happened at the bootes void?
A new age begins
Gentlemen, it has happened.
Thread 16733612
No such thing as a "Physical-Mental-Disease", which is what psychology currently goes about trying to fix. There are Physical-Diseases effecting the brain, but they are not mental in any way, though m...
Thread 16732112
So, how long will the gamble "It's never aliens." work in the Dark Forest, for humanity?
The scientific community never takes a Dark Forest threat with sincerity. You guys want to die pretty bad, to ...
Infinitists btfo
Claim: [math] 0.999_{\dots} \neq 1[/math]
Proof: We use induction. The base case is trivial: [math] 0.9 \neq 1[/math]. Next we introduce the notation that [math]0.9_n = \underbrace{0.9999999}_{n-\tex...
Thread 16732916
I don't get it.
What are some life saving math books on essential daily fields?
I'm looking for books (technical) that cover how math-heavy fields handled calculations before computers, algorithms, and software replaced humans.
I’m talking about real-world, life-critical stuff li...
Thread 16733582
Consider the hypothetical of a large group of people placed in a brick building.
Since the resonant frequency of many brick structures is 100-300hz, wouldn't kicking / punching the wall in unison (at...
Thread 16732529
The mind is not in the body.
Deal with it.
AI gets trained with human information.
> Tons of content are produced with AI.
> AI gets trained with human + AI mixed information
> More AI content is dumped on the internet
> AI gets trained with more AI produced content....
How does thi...
Thread 16733184
OK, hear me out. Imagine if we made a number really, really small. Like imagine a small number, but smaller than that.
Now, this number is not zero, but it's so small that if you squared it, it would...
Thread 16731759
Let's say you want to start toying with the idea of developing a humanoid robot, but you have zero (or pretty limited) prior knowledge in that field.
Common sense tells me that you should start with ...
Thread 16733616
How does LE GOOGLE MAPS even get built?
Thread 16655184
How do anti-determinists justify something coming from nothing, which is essentially what they believe when they support quantum uncertainty
Thread 16705163
How scientific is tabula rasa as an ideological cornerstone in sociology?
https://www.youtube.com/watch?v=O06u2Ct3XcI
Thread 16653554
>can you prove it?
>No?
Then get the fuck off my board
Thread 16731387
For the STEMchads here, did you ever fail any classes in college? Which ones did you find the most challenging? I'm going back to school now to get a chemical engineering degree and I failed calculus ...
Thread 16733352
Are humans getting more beautiful than ever? Will we arrive at a point where there will minimal difference between who is "ugly" and who is "beautiful"?
17-Year-Old Disproves Mizohata-Takeuchi
https://english.elpais.com/science-tech/2025-07-01/a-17-year-old-teen-refutes-a-mathematical-conjecture-proposed-40-years-ago.html
https://arxiv.org/pdf/2502.06137
As an unaccomplished loser who jus...
Thread 16728371
>can fucking at any moment during eating
Why would evolution do this?
Decoding some schizo's cipher
The thread/image:
https://warosu.org/sci/thread/16714972
https://get-qr.com/content/lchyOn
Hello, a couple weeks ago I saw this post and I've been thinking about it since. Turns out it's hex -> binar...
Electrical engineering
I'm confused about the field of electrical engineering. What is it actually about? What are the main motivations to study it?
It seems that in the US it's one of the hardest and most prestigious degr...
Serious: anons who liks pure math for the sake of it, why?
I'm really interested in hearing opinions here, why do you like to do math for fun? I generally view it as a tool for other applications, and don't see the point in pure math.
Thread 16725416
How do we solve the 3 body problem?
Thread 16684599
If someone denies the existence of IQ, is that a red flag that they’re retarded?
>Gee, who would have thought that biological variance would stop once it reaches the brain!
Undergraduate computer science
Is pic related really all there is to a computer science major?
Thread 16732850
Ok serious question.
If climate change is caused by excess Carbon Dioxide, couldn't we just fix it by releasing an equivalent amount of Nitrogen and Oxygen into the atmosphere?
Thread 16724644
What’s bigger than physics? Isn’t metaphysics just bigger physics?
Will we ever have real mentats?
I figure if people can be born, accidentally, with the ability to calculate pi to 25000 digits or read two books at the same time, couldn't we do this on purpose by affecting the baby before birth or ...
Thread 16716120
Explain to me how a fundamentally nondeterministic quantum world can create our deterministic macroscopic world.
How is determinism created/ where is it introduced?
New Mathamtics
...And so, I discovered how life itself works.
I've invented a new numerical system that works on 5th dimensional mathmatics.
And I'm not teaching it to any of you, because you're all a bunch of u...
Book/Resources for Algebraic Geometry
I just finished my undergrad in math and physics. I had some graduate classes in algebra but during my last semester I took a directed reading in algebraic geometry.
I am wondering what resources mig...
in-vitro fertilization (IVF)
>race among sperm to fertilize egg is part of evolutionary selection
>usually, the "fittest" sperm fertilizes the egg and brings about offspring
>IVF bypasses natural selection, resulting in unfit off...
Thread 16733375
>this is moving, bro. believe the science, bro
Mathematics for fun
Does anyone else feel this way?
Please I am scared of the J word
3 body problem
Our solar system has millions of objects in orbit. How come it isnt chaotic?
I dont remember some small letter clause that it isnt a real 3 body system unless they are all the same size
Biocomputers can self-program
>mechanical computers are not and can never be Turing complete
>digital computers are, but need another device to program it
>biocomputers using human brain cells are already programmed
But the unive...
Thread 16732416
Maybe the reason why Europe is so much steps behind usa in science consists of the fact that europeans don't let asian migrants do the science? Usa cares only about efficiency and let asians do all th...
Electromechanical internet
In 1913 before we even had computers or ARPANET, the Dutch already figured out a way to type something into a transmissible enciphered morse code message (that can't even be cracked by today's compute...
Why does calculus integration and differentiation correspond to modes of conscious perception?
The mode of conscious differentiation is the mode of immediate sense-experience: our experience of instantaneous change in an omnipresent experiential moment (the eternal "now."
The mode of conscious...
Thread 16730154
It's completely over for science isn't it. Have people finally woken up?
Thread 16733302
Why are mathematicians and scientists so pretentious and stupid?
>inb4 ad hominem
I thought you hated philosophy? I'm just making an OBSERVATION based on the evidence after all.
Thread 16724824
Why hasn't male pattern baldness been solved yet?
Thread 16728511
>40 billion marbles
That's how many you would need to represent every Earth-like planet in the Milky Way that could potentially harbor life
And people think we're alone out here
What is a new banned list? Archived
⦲
abusive Cybernetics
antitranscensionist tactics
enforced negative Computing
Thread 16733239
What is imagination scientifically?
I gather it involves spurring imagery, feeling or any dimensional abstract in mind, temporarily, before it disappears.
What is the 'spur' process? What does a per...
Thread 16732647
How do we solve the 4 body problem?
Thread 16732599
The brain is passive, transmitting to each of the senses(including temporal nervous arteries, temple, hair, etc) and all of the body parts, feeding them with your personal life-force; which in return ...
Laplace transform
Midwit question - Whats the point of the Laplace transform?
Ive used it a little to solve linear ODEs or systems of ODEs analytically by using tables.
Its a bit more convenient once you get a hang o...
Thread 16732124
why everytime we discover something this nigga's right?
Thread 16732813
Why his genius is simply unparalleled?
Impatient
How much is /sci/entific debate just an impatient cope with the slow inflow of empirical data?
>physics debate
>le theory of everything
More efficient manufacturing, higher-performance computers, bet...
Thread 16731987
/sci/'s moment of zen.
Thread 16729864
Does /sci/ watch Isaac Arthur? I like his colonization videos
Thread 16725384
who is the most genius /sci/-poster?
trvke
The fertility crisis can be totally explained by the fact that there are way more ugly fat women than there used to be so of course no one wants to have sex with them.
How come that our universe doesn't live inside a black hole?
I mean why can't we even see beyond past the universe? Do black holes even exist? Why must we stay ignorant of the great mystery of our universe and only care about boring earth shit here. It seems li...
Is there any way to arrange an atomic nucleus as a string of particles?
I want to make long atom. The longest of atoms
Thread 16728975
Are we living in a post-singularity world and haven't realised it yet? Current AI is not self aware and can't be creative like humans, but it has more accumulated knowledge and can think faster than 9...
/meg/ - medical advice general
What is this I have in my mouth? I had it for weeks. It isn't an STD because I'm an incel
>inb4 go see a doctor
kys
Thread 16732670
very basic IQ estimation
>if they copy-paste LLM slop directly (pleasantries, em-dashes, LLM-hallmart words like "honed, multifaceted, etc.")
>very low IQ
>if they used LLMs for meta-thinking, gatheri...
AI sisters...
our response?
Fireflies are making a comeback
And now you see what I mean when I saw these are CYCLES and that life is fine-tuned for being LIVED?! There's nothing man can take from it. And yet you naysayers don't want to believe it. Well, anyway...
Thread 16672714
-Calculus: Stewart, Apostol.
-Linear Algebra: Lay, Friedberg.
-Vectorial calculus: Marsden-Tromba.
-Differential equations: Zill, Tenenbaum.
-Complex variable: Ahlfors.
-Probability and Statistics: E...
Fucking quaternions
Explain quaternions to me in the most human way, like wtf is with it, its so fucked up. Mainly i want to learn it for computer science, 3d transformations you know.
Has he...
managed to reverse cognitive decline that comes with age due death of neurons?
Thread 16732928
>poor reviews from ICML
>poor reviews from neurips
it's over for me isn't it? was anyone else's first PhD paper dog shit?
Thread 16732223
whats the nerd approved cleaning product for glasses
i realise this isnt /sci/ per se but youre the best people to ask
i didnt use to care and just used clean shirts or toilet paper but the way they m...
Thread 16731003
/sci/ humor
Thread 16733014
When did you realize that the copernican principle is total bullshit?
Despite overwhelming evidence supporting the Rare Earth Hypothesis (as well as the CMB anomalies) the leftist pop-science retards...
Thread 16728342
>see a proof
>work through the proof step by step with a pen and paper to understand it
>hours later, get in bed, close eyes, see the proof in my mind's eye and go through it line by line in amazement...
Thread 16732535
>calculate BB(n) for each n up to 1000
>solve all of mathematics
kneel
What age do you finish growing?
There’s a false myth going around that you can grow until 25.
I’m going to debunk this using scientific articles.
Some height maxxing copers will use this study to falsely tell you growth can happen...
Thread 16732747
Why don't clean room suits look cool like space suits?
Thread 16726909
You ever see the movie, "Limitless"? Is there really a drug like NZT in the real world that could make you smarter?
Thread 16732584
Nerds
WTF is Kirchoff's law?
Hello /sci/. I'm a fucking brainlet.
The question is find the voltage Vac.
Why is the answer for this circuit -3V?
It makes no fucking sense, how am I supposed to solve this type of question???
Thread 16729658
is this true? is it EVEN possible to do this?
Non-ape human evolution theories?
Are there any hypotheses that posit that the different human races, or maybe a lost hominid ancestor were, basically, heavily related to regional animal species? This presupposes pangensis. To be clea...
Thread 16732804
How do we solve the 5 body problem?
Thread 16732487
What chat GPT voice do you use? I usually use the black sounding one.
Thread 16732540
>your ability to reproduce as a human is entirely dependent on your skeletal structure and nothing else (height, jawline, cheekbones, forehead, shoulder to waist ratio)
Why did evolution end up this ...
Theory of analytic functions (Lagrange)
>Casually fixes calculus as an extension of algebra without resorting to infinities and limits
Why did this not pick up?
Thread 16732200
>Pi is considered a priori knowledge because its value is inherent to the geometric properties of a circle and can be known independently of empirical observation.
What does this say about the nature...
Future Of Cards Archived
Serious....
How mighty is NLH in 10years from now
How limited is PLO4 and PLO5
What is
Pepe Dealers Choice
Doge Draw
Limit Deuces qadrupple whopple fold
stalemate69o
btw
pocket tens equals maste...
Thread 16732652 Archived
Who would win, autists or schizos?
Thread 16731893
Can I learn particle physics up to doctorate level but skipping the maths? Is this possible? I want to know the misteries of our universe, but I'm a mathlet
Relativistic objects in distant high redshifted part of the universe
If an object is launched from Earth and traveling at 99% of the speed of light and, after 1 billion parsecs, wouldn't the object be over 3.26 billion light-years from Earth due to Hubble expansion and...
Which way /sci/ anon?
Big Crunch, Big Rip, or Big Freeze?
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