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OpenCiv3: Open-source, cross-platform reimagining of Civilization III

https://openciv3.org/
625•klaussilveira•12h ago•182 comments

The Waymo World Model

https://waymo.com/blog/2026/02/the-waymo-world-model-a-new-frontier-for-autonomous-driving-simula...
927•xnx•18h ago•547 comments

What Is Ruliology?

https://writings.stephenwolfram.com/2026/01/what-is-ruliology/
33•helloplanets•4d ago•24 comments

How we made geo joins 400× faster with H3 indexes

https://floedb.ai/blog/how-we-made-geo-joins-400-faster-with-h3-indexes
109•matheusalmeida•1d ago•27 comments

Jeffrey Snover: "Welcome to the Room"

https://www.jsnover.com/blog/2026/02/01/welcome-to-the-room/
10•kaonwarb•3d ago•7 comments

Unseen Footage of Atari Battlezone Arcade Cabinet Production

https://arcadeblogger.com/2026/02/02/unseen-footage-of-atari-battlezone-cabinet-production/
40•videotopia•4d ago•1 comments

Show HN: Look Ma, No Linux: Shell, App Installer, Vi, Cc on ESP32-S3 / BreezyBox

https://github.com/valdanylchuk/breezydemo
220•isitcontent•13h ago•25 comments

Monty: A minimal, secure Python interpreter written in Rust for use by AI

https://github.com/pydantic/monty
210•dmpetrov•13h ago•103 comments

Show HN: I spent 4 years building a UI design tool with only the features I use

https://vecti.com
322•vecti•15h ago•142 comments

Sheldon Brown's Bicycle Technical Info

https://www.sheldonbrown.com/
370•ostacke•18h ago•94 comments

Microsoft open-sources LiteBox, a security-focused library OS

https://github.com/microsoft/litebox
358•aktau•19h ago•181 comments

Hackers (1995) Animated Experience

https://hackers-1995.vercel.app/
478•todsacerdoti•20h ago•232 comments

Show HN: If you lose your memory, how to regain access to your computer?

https://eljojo.github.io/rememory/
272•eljojo•15h ago•161 comments

An Update on Heroku

https://www.heroku.com/blog/an-update-on-heroku/
402•lstoll•19h ago•271 comments

Dark Alley Mathematics

https://blog.szczepan.org/blog/three-points/
85•quibono•4d ago•20 comments

Vocal Guide – belt sing without killing yourself

https://jesperordrup.github.io/vocal-guide/
14•jesperordrup•2h ago•7 comments

Delimited Continuations vs. Lwt for Threads

https://mirageos.org/blog/delimcc-vs-lwt
25•romes•4d ago•3 comments

PC Floppy Copy Protection: Vault Prolok

https://martypc.blogspot.com/2024/09/pc-floppy-copy-protection-vault-prolok.html
56•kmm•5d ago•3 comments

Start all of your commands with a comma

https://rhodesmill.org/brandon/2009/commands-with-comma/
3•theblazehen•2d ago•0 comments

Was Benoit Mandelbrot a hedgehog or a fox?

https://arxiv.org/abs/2602.01122
12•bikenaga•3d ago•2 comments

How to effectively write quality code with AI

https://heidenstedt.org/posts/2026/how-to-effectively-write-quality-code-with-ai/
244•i5heu•15h ago•189 comments

Introducing the Developer Knowledge API and MCP Server

https://developers.googleblog.com/introducing-the-developer-knowledge-api-and-mcp-server/
52•gfortaine•10h ago•21 comments

I spent 5 years in DevOps – Solutions engineering gave me what I was missing

https://infisical.com/blog/devops-to-solutions-engineering
140•vmatsiiako•17h ago•63 comments

Understanding Neural Network, Visually

https://visualrambling.space/neural-network/
280•surprisetalk•3d ago•37 comments

I now assume that all ads on Apple news are scams

https://kirkville.com/i-now-assume-that-all-ads-on-apple-news-are-scams/
1058•cdrnsf•22h ago•433 comments

Why I Joined OpenAI

https://www.brendangregg.com/blog/2026-02-07/why-i-joined-openai.html
133•SerCe•8h ago•117 comments

Show HN: R3forth, a ColorForth-inspired language with a tiny VM

https://github.com/phreda4/r3
70•phreda4•12h ago•14 comments

Female Asian Elephant Calf Born at the Smithsonian National Zoo

https://www.si.edu/newsdesk/releases/female-asian-elephant-calf-born-smithsonians-national-zoo-an...
28•gmays•8h ago•11 comments

Learning from context is harder than we thought

https://hy.tencent.com/research/100025?langVersion=en
176•limoce•3d ago•96 comments

FORTH? Really!?

https://rescrv.net/w/2026/02/06/associative
63•rescrv•20h ago•22 comments
Open in hackernews

Fukushima insects tested for cognition

https://news.cnrs.fr/articles/fukushima-insects-tested-for-cognition
132•nis0s•4mo ago

Comments

cs702•4mo ago
Perfect fodder for a horror movie script.
crackleware•4mo ago
we should send contaminated insects to Mars
sunrunner•4mo ago
> Each bee is equipped with a 2-mm-wide QR Code

I'm not sure why but this sentence feels vaguely menacing.

tonetegeatinst•4mo ago
Gives s whole new meaning to mobile storage.
sunrunner•4mo ago
See also: Benn Jordan's 'I Saved a PNG Image To A Bird' https://www.youtube.com/watch?v=hCQCP-5g5bo
alex_suzuki•4mo ago
Nitpick: the article mentions that the bees are tracked with QR Codes, but I find that hard to believe, given the space constraints. In one photo it looks like it is an ArUco marker.
diggan•4mo ago
2mm QR codes according to the article:

> The protocol used at Fukushima is automated. Each bee is equipped with a 2-mm-wide QR Code which is read by a camera, activating the opening of the maze.

But yeah, doesn't look like a QR code at all, are there possibly different variations of QR codes? Haven't heard about that myself.

blueflow•4mo ago
I can imagine the journalist referring to all Matrix Codes as "QR".
wanderingstan•4mo ago
This is it. All matrix codes are now commonly referred to as “QR Codes”. I’ve noticed this especially at airports where both passengers and gate agents refer to the “QR codes” on boarding passes. (Which are IIRC Aztec codes)
alex_suzuki•4mo ago
Boarding passes are typically Aztec, but don‘t have to be. IATA allows other types as well: https://www.iata.org/contentassets/1dccc9ed041b4f3bbdcf8ee86...
thaumasiotes•4mo ago
In China the normal word is 二维码 "two-dimensional code".
noduerme•4mo ago
is a barcode a one-dimensional code?
collingreen•4mo ago
Yes - even though it obviously has visual height the data only runs in one dimension. For the 2D codes like QR the data is in both directions, which is why orientation often comes up in their design.
alex_suzuki•4mo ago
There‘s MicroQR, which is just a single finder pattern of a regular QR code, with some adjoining data. But it doesn’t look like one.
ChrisMarshallNY•4mo ago
Anyone remember these?

https://en.wikipedia.org/wiki/High_Capacity_Color_Barcode

Haven't seen one in ages.

alex_suzuki•4mo ago
Never saw one of those in the wild. But I have seen NaviLens codes (on cereal packaging), they use color as well: https://www.navilens.com/en/
randall•4mo ago
they’re at every new york subway station. i don’t know why.
ChrisMarshallNY•4mo ago
Surprised that they are still there.

It’s an old Microsoft standard. I’m pretty sure that MS rolled it up, years ago, so they may not be valid, anymore.

joecool1029•4mo ago
They are Navilens, new thing: https://www.mta.info/accessibility/innovations/navilens
ChrisMarshallNY•4mo ago
Ah. That makes sense. Different look, though. The Microsoft ones used triangles.
randall•4mo ago
oh cool it’s an accessibility thing! had no idea.
diggan•4mo ago
We have something similar in Barcelona (maybe entire Spain? Apparently called NaviLens, colored squares rather than triangles) all around public transit points. They're used for blind people to navigate the public transit system :)

> As users sweep their environment with a smartphone, audio cues allow them to find and center the tag in the phone’s field of view. A shake of the wrist prompts the details contained within the tag to be read out (visually impaired people are often holding a guide dog or cane with their other hand). https://www.technologyreview.com/2019/06/06/135057/these-col...

nielsbot•4mo ago
Tangential, but Apple also has their own machine-readable printable code format: App Clip Codes

https://developer.apple.com/documentation/appclip/creating-a...

ants_everywhere•4mo ago
possibly BEEtag? https://journals.plos.org/plosone/article?id=10.1371/journal...
numpad0•4mo ago
TIL: Wikipedia does not have a standalone article for ArUco markers: https://en.wikipedia.org/wiki/ARTag
tokai•4mo ago
Nitpick: QR code is widely used as a generic term for matrix barcodes.
traceroute66•4mo ago
There's something called a bCode...

https://theapiarist.org/barcoding-bees/

dudeinjapan•4mo ago
If the bees were exposed to radiation, shouldn't we be testing them for super-powers?
blackoil•4mo ago
OR try getting teenagers stung by them.
MaxZero101•4mo ago
The power to make honey and die after using your stinger?
IAmBroom•4mo ago
The Fantastic 4,000 versus Wasp Man!
jebronie•4mo ago
this isn't reddit
miohtama•4mo ago
Teenage Mutant Ninja Bees
meonkeys•4mo ago
Should be: ...Tested for Impaired Cognition
fhars•4mo ago
Yeah. How could 1950's science fiction be so wrong?
cbdevidal•4mo ago
My stupid butt imagined new mutant superpowered insects like the Brain from Pinky and the Brain
ghurtado•4mo ago
Well, to be fair, that's what that stupid title is designed to make you think
grues-dinner•4mo ago
Show pitch: Pinky and the Brain but the Brain is a brain bug from Starship Troopers.
no_wizard•4mo ago
I was thinking Rachni[0][1]

[0]: https://masseffect.fandom.com/wiki/Rachni

[1]: origins have to start somewhere

LargoLasskhyfv•4mo ago
I thought of https://en.wikipedia.org/wiki/Phase_IV_(1974_film)
layer8•4mo ago
They only seem to be testing individual bees though, not the hive mind.
folkrav•4mo ago
Is there any scientific basis for some kind of shared collective thought I don’t know about? In other words, what’s the “hive mind” if not the collective result of individual minds?
lupire•4mo ago
Why are they testing a whole brain instead of individual neurons? What is a brain if not the collective result of individual neurons?
folkrav•4mo ago
The comparison only works if the concept of a “hive mind” is as accepted and defined as the concept of a brain, which is quite literally what I was asking.
collingreen•4mo ago
"Hive mind" conjures ideas of an omnipresent, all-controlling intelligence to me like startrek's borg, but I think this is more about the idea of a "superorganism" [0] like some bees and most ants where the group exhibits traits and "behavior" and "decisions" as a whole, beyond the ability of any single, specialized individual. Less superintelligence and more emergent behavior and complexity.

[0] https://en.m.wikipedia.org/wiki/Superorganism

AlecSchueler•4mo ago
Changes in behaviour in the individual level might result in an apparent cognitive decline for that individual, but could still benefit the hive as a whole.
folkrav•4mo ago
I was asking about the concept of “hive mind”. Is the concept accepted as a “thing”, has it ever been measured in any way, and if yes, what is it?
AlecSchueler•4mo ago
Yes, it's the idea that the colony exhibits behaviour with a level of intelligence impossible for any of the single bees. Things like choosing the location of the nest or managing the temperature of the nest, there's various decisions "made" by the colony as a kind of emergent property of the behaviour of the individual bees who themselves don't have the capacity to think at that level. The various aspects of colony behaviour have all been individually studied by quite a few people and groups, yes.
s1artibartfast•4mo ago
I think you are missing the point of the question, and it revolves around calling it a mind capable of decisions.
AlecSchueler•4mo ago
Am I? I just mentioned there's research that shows a colony of bees can make decisions that individual bees are incapable of. What am I misunderstanding?
glenstein•4mo ago
Crowds of people, as an average, are more accurate at guessing the number of beans in a jar at a county fair than individual people, but not because there's such a thing as cognition manifesting at the group level in any literal sense.

I think you're making an interesting point, but I think you're attempting to point to a hive mind like it's the only pertinent topic when it comes to cognition of bees, as if testing for cognitive capabilities of individuals was a misunderstanding. But it's not a misunderstanding, it's part of what I think is some pretty explosively important research testifying to insect, cognition and even consciousness. At least speaking for myself, if the research holds, for me it necessitates a mind-blowing reevaluation of the internal lives of at least some insects.

AlecSchueler•4mo ago
> you're attempting to point to a hive mind like it's the only pertinent topic when it comes to cognition of bees, as if testing for cognitive capabilities of individuals was a misunderstanding

I'm not at all. I only responded to the questions "is a hive mind a thing, had anyone even studied that?" which is a Yes, and "why would they study the hive mind, isn't studying the individual enough?" for which I gave one potential reason to do so. I never suggested that studying the individuals was insufficient or that I took any issue with the study as it was conducted, I only answered these questions.

> Crowds of people, as an average, are more accurate at guessing the number of beans in a jar at a county fair than individual people, but not because there's such a thing as cognition manifesting at the group level in any literal sense.

Sure but if someone asked you "is there any point in studying group dynamics when you could just study individuals" you could still give a good argument for it right?

kbelder•4mo ago
If human society changed so that average individual intelligence decreased, but the human race as a whole acted more intelligently, did human intelligence increase or decrease?
blackoil•4mo ago
Have we tried increasing cognition by selective breeding. Get mice best at maze to breed 100 descendants and repeat it few times, with varying food supply and survival difficulties.
Traubenfuchs•4mo ago
https://en.m.wikipedia.org/wiki/Tryon%27s_Rat_Experiment
giraffe_lady•4mo ago
This gets you mice that are better at navigating mazes. The connection between that and general cognition or learning capacity is not as robust as you would hope. Just as likely they simply have better peripheral vision or something.
Thorrez•4mo ago
>Although the results of the study have yet to be published, scientists are already reporting a decline in insect cognition in the contaminated area of Fukushima Prefecture.
blueflow•4mo ago
Troll-tier conclusion: Human presence improves cognition in insects
IAmBroom•4mo ago
Scientific research causes cancer in mice.

That's actually a fact; there are specific bloodlines prone to cancers.

gus_massa•4mo ago
I can see a direct relation in this test, but it may be my lack of imagination or knowdledge...

Anyway, animals in islands without predators lose escape hability, in particular the dodo.

GuB-42•4mo ago
The conclusion is (emphasis mine):

Although the results of the study have yet to be published, scientists are already reporting a decline in insect cognition in the contaminated area of Fukushima Prefecture. "We can see correlations," Armant says. "However, a causal link with radioactive contamination has not yet been established. But since the area is no longer inhabited, it is unlikely that the effect is due to factors such as pesticides."

So, when people leave the area, insect cognition decline, therefore human presence improves cognition in insects.

jonathaneunice•4mo ago
Future research should also test for induced meta-insect superpowers.

"Fukushima was a massive disaster. It was also Arthur Buzzby's origin story."

bornfreddy•4mo ago
Whoever has put the tag on that hornet in the last photo is a hero in my eyes. Things people do for science...
giardini•4mo ago
The Green Hornet!
LargoLasskhyfv•4mo ago
I once fed one of those, with a raisin, hastily pulled out of my müsli, and put it on the tip of a long needle.

Did a nap at around 2 to 3PM on a sunny day, had the balcony door tilted inwards.

Got woken up by a strange, and rather loud buzzing sound, maybe like when you're holding a strip of paper, or soft plastic into a ventilator/fan.

Searched and saw nothing at first, until I saw movement behind the lowered window blinds.

Pulled them back and made that hornet bouncing against the glass, like panicked.

Put them back very slowly, raised the blinds of the balcony door and opened it wide.

Tried to shoo the hornet towards the now wide opened balcony door by slowly pulling the blinds back wide. Didn't work. It just bounced against the glass even more panicked.

Put the blinds back very slowly again.

I somehow got the idea that I maybe should give her something to eat.

But what? Honey on a spoon? Sugar dissolved in water? For whichever reason I decided to pick a raisin out of my müsli-box, and put that on the top of a long needle.

Don't ask me why. I never did that before, I just came to me. I can't explain how.

Anyway, I held the needle, maybe 10cm long, glinting silvery, very slowly and steady between the gap of blinds and windowframe, and the hornet crawled towards the tip on the inside of the blinds, tilted by 90°, like crawling on a wall.

And it began to gnaw on the raisin! I could see it shrink, took maybe 5 minutes until it was gone. Pulled the now empty needle back very slowly, and waited.

Hornet did something like 'aerobics', a strange dance, while still sitting rotated by 90° on the inside of the blinds, raising one of her legs at a time, grooming herself, and its wings. But rhythmically, several times.

For maybe two minutes.

Then, without bumping into anything, it flew out of the gap, and made two slow circles of maybe half a meter in diameter, maybe half a meter away from the tip of my nose, or my eyes, counterclockwise.

Absolutely coordinated. No variation in speed, and the circles like being drawn with a pair of compasses.

For maybe half a minute, max.

I stood very, very still.

And then it buzzed out very fast through the wide opened balcony door, in a straight line, out of sight.

I stood there, wondering, did that really happen? Am I still dreaming?

WTF?!

That was one of the stranger things happening in my life.

Unforgettable :-)

1970-01-01•4mo ago
You do know that they communicate via these movements? It was signaling to others that food was here.

https://en.wikipedia.org/wiki/Waggle_dance

LargoLasskhyfv•4mo ago
That's for honey-bees, though I've wondered about if Wasps, Bumblebees, or Hornets do similar things.

Anyway, there were no other Hornets in sight, and I got no other visits, or a nest.

Phew! Lucky me! :-)

Thinking about it, I remember sitting outside an Ice cream parlor with friends, having had a bowl of amarena cherry ice. A Wasp flew into it, and almost drowned in the molten residue at the bottom, and couldn't escape the steep and smooth glass walls. I slowly put a spoon into it, to give her a 'ladder'. That worked somehow, but not instantly.

She stayed on the spoon for while, also doing that selfgrooming thing, then lifted off rather uncoordinated, almost crashing into an ashtray, making miniature tornadoes there for a few seconds :-)

Then flying away finally. Also got no 'follow ups', for maybe 15 to 20 minutes, after which we left.

Maybe too exhausted to do that dance-thing, at home?