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XMLUI

https://blog.jonudell.net/2025/07/18/introducing-xmlui/
170•mpweiher•3h ago•89 comments

Coding with LLMs in the summer of 2025 – an update

https://antirez.com/news/154
195•antirez•6h ago•168 comments

The old Caveman Chemistry website (1996-2000)

https://cavemanchemistry.com/oldcave/
36•marcodiego•3h ago•4 comments

A Tour of Microsoft's Mac Lab (2006)

https://davidweiss.blogspot.com/2006/04/tour-of-microsofts-mac-lab.html
117•ingve•7h ago•16 comments

LLM architecture comparison

https://magazine.sebastianraschka.com/p/the-big-llm-architecture-comparison
233•mdp2021•10h ago•15 comments

Digital vassals? French Government 'exposes citizens' data to US'

https://brusselssignal.eu/2025/07/digital-vassals-french-government-exposes-citizens-data-to-us/
84•ColinWright•5h ago•17 comments

Show HN: Conductor, a Mac app that lets you run a bunch of Claude Codes at once

https://conductor.build/
23•Charlieholtz•3d ago•12 comments

Async I/O on Linux in databases

https://blog.canoozie.net/async-i-o-on-linux-and-durability/
142•jtregunna•10h ago•61 comments

A human metaphor for evaluating AI capability

https://mathstodon.xyz/@tao/114881418225852441
98•bertman•9h ago•12 comments

How Tesla is proving doubters right on why its robotaxi service cannot scale

https://www.aol.com/elon-gambling-tesla-proving-doubters-090300237.html
135•Bluestein•3h ago•293 comments

Speeding Up My ZSH Shell

https://scottspence.com/posts/speeding-up-my-zsh-shell
3•saikatsg•1h ago•0 comments

Laminar Flow Airfoil

http://www.aviation-history.com/theory/lam-flow.htm
4•colinprince•2d ago•0 comments

I'm betting against AI agents, despite building them

https://utkarshkanwat.com/writing/betting-against-agents/
289•Dachande663•8h ago•163 comments

Show HN: MCP server for Blender that builds 3D scenes via natural language

https://blender-mcp-psi.vercel.app/
110•prono•11h ago•45 comments

The landlord gutting America’s hospitals

https://www.motherjones.com/politics/2025/07/the-landlord-gutting-americas-hospitals/
35•hhs•1h ago•14 comments

Show HN: ggc – A terminal-based Git CLI written in Go

https://github.com/bmf-san/ggc
39•bmf-san•4d ago•33 comments

Hungary's oldest library is fighting to save books from a beetle infestation

https://www.npr.org/2025/07/14/nx-s1-5467062/hungary-library-books-beetles
162•smollett•4d ago•24 comments

How the 'Minecraft' Score Became Big Business for Its Composer

https://www.billboard.com/pro/how-minecraft-score-became-big-business-for-composer/
55•tunapizza•4d ago•27 comments

Make Your Own Backup System – Part 1: Strategy Before Scripts

https://it-notes.dragas.net/2025/07/18/make-your-own-backup-system-part-1-strategy-before-scripts/
312•Bogdanp•21h ago•99 comments

Death by AI

https://davebarry.substack.com/p/death-by-ai
474•ano-ther•1d ago•182 comments

Robot metabolism: Toward machines that can grow by consuming other machines

https://www.science.org/doi/10.1126/sciadv.adu6897
30•XzetaU8•8h ago•17 comments

Dual interfacial H-bonding-enhanced deep-blue hybrid copper–iodide LEDs

https://www.researchsquare.com/article/rs-4114691/v1
8•gnabgib•3d ago•1 comments

Nobody knows how to build with AI yet

https://worksonmymachine.substack.com/p/nobody-knows-how-to-build-with-ai
463•Stwerner•1d ago•362 comments

Behind the ballistics of the 'explosive' squirting cucumber

https://phys.org/news/2025-07-ballistics-explosive-squirting-cucumber.html
41•PaulHoule•2d ago•6 comments

The bewildering phenomenon of declining quality

https://english.elpais.com/culture/2025-07-20/the-bewildering-phenomenon-of-declining-quality.html
318•geox•9h ago•554 comments

I tried vibe coding in BASIC and it didn't go well

https://www.goto10retro.com/p/vibe-coding-in-basic
148•ibobev•4d ago•156 comments

Beyond Meat fights for survival

https://foodinstitute.com/focus/beyond-meat-fights-for-survival/
150•airstrike•17h ago•394 comments

Replit AI deletes entire database during code freeze, then lies about it

https://twitter.com/jasonlk/status/1946069562723897802
58•FiddlerClamp•3h ago•10 comments

How to run an Arduino for years on a battery (2021)

https://makecademy.com/arduino-battery
92•thunderbong•3d ago•27 comments

Can Software Be Durable?

20•maraoz•3h ago•27 comments
Open in hackernews

Scientists reveal a widespread but unidentified psychological phenomenon

https://www.psypost.org/scientists-reveal-a-widespread-but-previously-unidentified-psychological-phenomenon/
26•thunderbong•4h ago

Comments

7bit•4h ago
What an interesting phenomenon.

I recently walked through the city to visit some shop, of which there are two in the city. While walking, I noticed that the one I was walking to is actually farther than the other one. The shorter one actually needed me to backtrack like 500m. I decided to keep walking to the farther one, simply because taking the new route would at least give me new impressions, instead of seeing the same building left and right when backtracking. While walking the farther way, I believe it felt shorter, because time passes slower when backtracking.

Not disputing the results, it's just how I experience the world personally, and that only touches the backtracking.

elhenrico•4h ago
Yeah, I’m not sure if it was considered in the study, but I like taking new paths just to see what I stumble upon.
florbnit•4h ago
I feel like there’s scientists must have spent a long time researching this seemingly new phenomenon before discovering that the sunk cost fallacy was widely studied. And at that point rather than spend the effort to correct their conclusions they decided to double down and spend even more effort on trying to spin their work as something new and unrelated to the sunk cost fallacy.
bhk•2h ago
"Scientists reveal a previously unidentified term for a widely known phenomenon"
LeftHandPath•2h ago
I wonder if the sunk cost fallacy - that usually refers to an abstract cost, like time or money - would truly be the same effect as an aversion to retracing a path in 3D space.

Possible, or even likely, but interesting nonetheless. Towards the end of the article, they describe an interesting other direction of their research that's not so directly correlated with sunk cost:

> More recently, we’ve been examining a related form of hesitation. This time, it’s not in switching paths, but in committing to one at all.

> “While it might seem that having enticing options (e.g., a great apartment one could rent, a fun event one could sign up for) would make commitment easier, we’ve found that it’s often the loss of a great option that finally pushes people to choose. People often hold out for something even better, but the disappearance of a pretty good option inspires some pessimism that encourages people to grab onto what is as good as they can get for now.”

seanhunter•2h ago
…thereby falling victim to the sunk cost fallacy themselves, amusingly.

Reminds me of the medical researcher Mary Tai[1] who published "A Mathematical Model for the Determination of Total Area Under Glucose Tolerance and Other Metabolic Curves" (ie reinvented integral calculus) and tried to double down in a similar fashion.

[1] https://en.wikipedia.org/wiki/Tai's_model

jimkleiber•2h ago
The irony, eh?

Having the sunk cost fallacy while researching the sunk cost fallacy.

mozeu2•1h ago
I see what you did there
taneq•3h ago
Seems like it would be a survival trait in the wild. Doubling back reduces your exploration rate (you're not updating your map as much and you're less likely to spot some new snack) while increasing your exposure to unknown predators that might have been alerted but not positively identified you the first time. There's still good reasons to double back, like trying to outwit a known, active pursuer or evader, or being in a very hazardous environment. All else being equal, though, I'd think continuing forward would be more beneficial overall.
heisenbit•3h ago
The path is the goal.
agumonkey•3h ago
Exploration is a reward sometimes. You get to see unexpected.
constantcrying•3h ago
There is also the fact that often sticking with a mediocre or even bad decision heavily outperforms changing your mind constantly.
constantcrying•3h ago
This "unknown phenomenon" is so unknown that it is one of the most discussed topics in behavioral psychology. Even in popular science it is well known.

Some of the most well known books about psychology, like "thinking fast and slow", describe how humans act seemingly irrational under various scenarios. Finding another example is the exact opposite of "unidentified".

Surely the researchers must be aware of the discourse and the competing theories to explain the thousands of other examples of this?

WalterGR•3h ago
They’re probably aware. From the paper:

> We end by discussing how doubling-back aversion is distinct from established phenomena (e.g., the sunk-cost fallacy).

Is the author of this pop sci article aware? Hard to tell.

dcre•3h ago
What a bizarre headline.
unsupp0rted•2h ago
> The aversion was strongest when both components of doubling back were present — undoing past work and starting over with a full task.

E.g. Cursor’s “Discard and revert” option, which I miss in Claude Code.

Cursor trains us out of the aversion to doubling back.

thelastgallon•2h ago
Looks like this experiment is conducted in US. If you are walking in US, you'll end up on nextdoor and if you went one way, changed your mind and went the other way, your picture will be on nextdoor from many people's ring/etc cameras, reporting a suspicious person walking on the street and if other neighbors have seen this suspicious person.
thelastgallon•2h ago
Brian does not want to work like a GPS to continuously suggest an alternate route. The purpose of thinking is not to think. Thinking is hard work and it takes some effort to make a decision. Once a decision is made, to constantly reevaluate the decision takes extraordinary mental energy and a mindset thats second guessing your own decisions every second.
scandox•1h ago
My wife calls it going backwards to go forward and she can't stand it. Even planning a trip across multiple countries she needed our overall flight plans to move in a single direction.