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Exploring PostgreSQL 18's new UUIDv7 support

https://aiven.io/blog/exploring-postgresql-18-new-uuidv7-support
157•s4i•2d ago•110 comments

PlayStation 3 Architecture (2021)

https://www.copetti.org/writings/consoles/playstation-3
72•adamwk•3d ago•12 comments

The pivot

https://www.antipope.org/charlie/blog-static/2025/10/the-pivot-1.html
128•AndrewDucker•4h ago•53 comments

Claude Skills are awesome, maybe a bigger deal than MCP

https://simonwillison.net/2025/Oct/16/claude-skills/
380•weinzierl•6h ago•227 comments

Every vibe-coded website is the same page with different words. So I made that

https://vibe-coded.lol/
19•todsacerdoti•1h ago•10 comments

Live Stream from the Namib Desert

https://bookofjoe2.blogspot.com/2025/10/live-stream-from-namib-desert.html
390•surprisetalk•12h ago•75 comments

WebMCP

https://github.com/jasonjmcghee/WebMCP
27•sanj•2h ago•6 comments

Claude Code vs. Codex: I built a sentiment dashboard from Reddit comments

https://www.aiengineering.report/p/claude-code-vs-codex-sentiment-analysis-reddit
47•waprin•1d ago•12 comments

When if is just a function

https://ryelang.org/blog/posts/if-as-function-blogpost-working-on-it_ver1/
14•soheilpro•3d ago•14 comments

Career Asymtotes

https://molochinations.substack.com/p/career-asymptotes
20•neiljohnson•4d ago•9 comments

Asking AI to build scrapers should be easy right?

https://www.skyvern.com/blog/asking-ai-to-build-scrapers-should-be-easy-right/
70•suchintan•5h ago•33 comments

The Wi-Fi Revolution (2003)

https://www.wired.com/2003/05/wifirevolution/
56•Cieplak•5d ago•21 comments

The Rapper 50 Cent, Adjusted for Inflation

https://50centadjustedforinflation.com/
448•gaws•7h ago•128 comments

EVs are depreciating faster than gas-powered cars

https://restofworld.org/2025/ev-depreciation-blusmart-collapse/
265•belter•13h ago•630 comments

Intercellular communication in the brain through a dendritic nanotubular network

https://www.science.org/doi/10.1126/science.adr7403
254•marshfram•9h ago•194 comments

Meow.camera

https://meow.camera/
605•southwindcg•21h ago•201 comments

4Chan Lawyer publishes Ofcom correspondence

https://alecmuffett.com/article/117792
316•alecmuffett•16h ago•416 comments

Promoted on Sunday, Fired on Monday: Inside a NASA Office's Sudden Closure

https://www.planetary.org/articles/promoted-on-sunday-fired-on-monday-inside-a-nasa-offices-sudde...
27•ironyman•1h ago•10 comments

GOG Has Had to Hire Private Investigators to Track Down IP Rights Holders

https://www.thegamer.com/gog-private-investigators-off-the-grid-ip-rights-holders/
161•haunter•5h ago•73 comments

MIT physicists improve the precision of atomic clocks

https://news.mit.edu/2025/mit-physicists-improve-atomic-clocks-precision-1008
52•pykello•6d ago•25 comments

Smithsonian Open Access Images

https://www.si.edu/openaccess
39•bookofjoe•3d ago•5 comments

Ruby core team takes ownership of RubyGems and Bundler

https://www.ruby-lang.org/en/news/2025/10/17/rubygems-repository-transition/
566•sebiw•12h ago•298 comments

Andrej Karpathy – AGI is still a decade away

https://www.dwarkesh.com/p/andrej-karpathy
420•ctoth•7h ago•479 comments

NeXT Computer Offices

https://archive.org/details/NeXTComputerOffices
6•walterbell•14m ago•0 comments

Migrating from AWS to Hetzner

https://digitalsociety.coop/posts/migrating-to-hetzner-cloud/
1002•pingoo101010•14h ago•562 comments

Resizeable Bar Support on the Raspberry Pi

https://www.jeffgeerling.com/blog/2025/resizeable-bar-support-on-raspberry-pi
101•speckx•1w ago•34 comments

How I bypassed Amazon's Kindle web DRM

https://blog.pixelmelt.dev/kindle-web-drm/
1541•pixelmelt•1d ago•472 comments

Cartridge Chaos: The Official Nintendo Region Converter and More

https://nicole.express/2025/not-just-for-robert.html
35•zdw•5d ago•12 comments

Ask HN: How to stop an AWS bot sending 2B requests/month?

212•lgats•19h ago•134 comments

Show HN: We packaged an MCP server inside Chromium

https://github.com/browseros-ai/BrowserOS/blob/main/docs/browseros-mcp/how-to-guide.mdx
26•felarof•8h ago•11 comments
Open in hackernews

New computer model helps reveal how the brain both adapts and misfires

https://now.tufts.edu/2025/10/16/flight-simulator-brain-reveals-how-we-learn-and-why-minds-sometimes-go-course
55•XzetaU8•18h ago
https://www.nature.com/articles/s41467-025-63994-y

Comments

jt2190•11h ago
The “flight simulator” here is actually a software “brain simulator” built up from a model of actual brain cell biology. Like weather forecasting models, researchers can tweak various aspects of the brain and see what happens.
IAmBroom•10h ago
Headline is weirdly both dumbed down, and boosted with tech jargon.
dev_hugepages•10h ago
As a reminder, you should check the original article (https://www.nature.com/articles/s41467-025-63994-y) to get more extensive and accurate information.
dang•9h ago
Thanks, we'll put that link in the toptext as well.
foundart•9h ago
Indeed! Quite interesting.

title: The neural basis for uncertainty processing in hierarchical decision making

abstract: Hierarchical decisions in natural environments require processing uncertainty across multiple levels, but existing models struggle to explain how animals perform flexible, goal-directed behaviors under such conditions. Here we introduce CogLinks, biologically grounded neural architectures that combine corticostriatal circuits for reinforcement learning and frontal thalamocortical networks for executive control. Through mathematical analysis and targeted lesion, we show that these systems specialize in different forms of uncertainty, and their interaction supports hierarchical decisions by regulating efficient exploration, and strategy switching. We apply CogLinks to a computational psychiatry problem, linking neural dysfunction in schizophrenia to atypical reasoning patterns in decision making. Overall, CogLink fills an important gap in the computational landscape, providing a bridge from neural substrates to higher cognition.

nyrikki•6h ago
For those who are frustrated with the lack of a fleshed out limitations section, it seems well covered under the peer review which is in the link above or directly below [0]

To me the paper is still very interesting, but concerns about computationally intractability and the hardness of approximation questions made me dig deeper.

> Specifically, our model aims to bridge biological circuits and computations of uncertainty in a tractable manner.

> To address this, we have carefully reframed our claims throughout the manuscript to emphasize that the model is a hypothesis generator rather than a definitive representation of biological circuitry.

Under the "All models are wrong, some are useful" I have no doubt this will be useful to some. But I will admit that their claims in the response to Reviewer Comment 4.5 that they "emphasize that the model is a hypothesis generator" doesn't match the published paper IMHO; and that negatively impacted my view of the claims in an admittedly probably unfair manner.

[0] https://static-content.springer.com/esm/art%3A10.1038%2Fs414...

dang•9h ago
[stub for offtopicness]
thatgerhard•16h ago
Oh ffs, stop trying to make science "relevant" by these lame titles. Science is cool, just do that.
bcraven•14h ago
Woe betide those who try to communicate science to a wider audience
benterix•14h ago
While I agree with you in general, in this particular case the title is really very loosely related to the actual contents of the article.
thatgerhard•11h ago
I am 200% for communicating science. But while this is titled to attract young minds it's just too old vibed.
thatgerhard•11h ago
from chatgpt for this article:

“Inside the Matrix: How the Brain Rewrites Reality When Learning Goes Wrong”

“Neural Jedi Training: How the Brain Masters Skills—and Sometimes Turns to the Dark Side”

“Glitch in the Mind: Why Our Brain’s Learning System Sometimes Crashes”

“Braincraft: How We Level Up Knowledge—and Why We Sometimes Rage Quit”

“Neural Flight School: Why the Brain Sometimes Loses Control of the Plane”

“Mind Avengers: When Brain Circuits Team Up—and When They Fight Back”

“Stranger Thoughts: What Brain Simulators Reveal About Learning Gone Weird”

“Control+Alt+Brain: Rebooting How We Learn and Unlearn”

“Mind Simulator 2.0: Debugging the Brain’s Learning Software”

“Fast & Curious: How the Brain Learns at High Speed—Until It Skids Out”

card_zero•11h ago
Those all impose extraneous ideas on the article as well. "Rewrites reality", indeed. Why does it need to be a metaphor at all? Or a pun, ugh.

"A Cut Above - How the Prefrontal Cortex Dominates the Striatum Like a High-End Hair Salon"

sunscream89•10h ago
Sounds like the dude is tripping, though I will point out many profound ideas stumble out of the raw mind.

There is something about a hidden power in our minds to reinvent themselves into capable instruments of our own wills.

What these substance craving minds think of as reality is in actuality their thoughts feelings and beliefs.

Undeceiving the self rewrites reality with a sensibly competent version of one’s own self as an actor.

isaacfrond•9h ago
I don't believe you.

You prompted chatgpt to create movie based titles and then passed it off as regular output.

With the prompt "suggest 10 titles for this article" + the article text, I get the following _normal_ titles.

1. When the Brain Misreads the World: How Uncertainty Shapes Thought and Behavior

2. CogLinks: A Virtual Brain That Teaches Us How the Mind Adapts

3. The Neural Balancing Act: How the Brain Decides Under Uncertainty

4. Modeling Mental Flexibility: Simulating How the Brain Learns and Adapts

5. Inside the Decision Machine: How New Models Reveal the Brain’s Hidden Algorithms

6. Uncertainty, Meaning, and Misfires: Understanding the Neural Roots of Psychiatric Disorders

7. When Circuits Go Off Course: What a Virtual Brain Teaches Us About Mental Illness

8. The Thalamic Switchboard: Linking Flexibility and Habit in the Human Mind

9. From Neurons to Algorithms: Building a Bridge Between Brain Biology and Psychiatry

10. Toward Algorithmic Psychiatry: Simulating Brain Circuits to Decode Mental Disorders

dang•9h ago
"Please don't pick the most provocative thing in an article or post to complain about in the thread. Find something interesting to respond to instead."

https://news.ycombinator.com/newsguidelines.html

per1•13h ago
"algorithmic psychiatry" yea, hard pass, but thank you
rs186•13h ago
Clicked the article because of "flight simulator" even though I should have stopped reading HN -->

Realized that the article has nothing to do with planes -->

Closed the article

DonaldFisk•11h ago
It's actually an interesting news article, at least if you're interested in neuroscience. I can confirm, though, that it's nothing whatsoever to do with flight simulators, and have no idea why the author chose that particular simile.