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

https://openciv3.org/
475•klaussilveira•7h ago•116 comments

The Waymo World Model

https://waymo.com/blog/2026/02/the-waymo-world-model-a-new-frontier-for-autonomous-driving-simula...
813•xnx•12h ago•487 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
33•matheusalmeida•1d ago•1 comments

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

https://github.com/valdanylchuk/breezydemo
157•isitcontent•7h ago•17 comments

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

https://github.com/pydantic/monty
156•dmpetrov•7h ago•67 comments

A century of hair samples proves leaded gas ban worked

https://arstechnica.com/science/2026/02/a-century-of-hair-samples-proves-leaded-gas-ban-worked/
92•jnord•3d ago•12 comments

Dark Alley Mathematics

https://blog.szczepan.org/blog/three-points/
50•quibono•4d ago•6 comments

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

https://vecti.com
260•vecti•9h ago•123 comments

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

https://eljojo.github.io/rememory/
207•eljojo•10h ago•134 comments

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

https://github.com/microsoft/litebox
328•aktau•13h ago•158 comments

Sheldon Brown's Bicycle Technical Info

https://www.sheldonbrown.com/
327•ostacke•13h ago•86 comments

Hackers (1995) Animated Experience

https://hackers-1995.vercel.app/
411•todsacerdoti•15h ago•219 comments

PC Floppy Copy Protection: Vault Prolok

https://martypc.blogspot.com/2024/09/pc-floppy-copy-protection-vault-prolok.html
23•kmm•4d ago•1 comments

An Update on Heroku

https://www.heroku.com/blog/an-update-on-heroku/
337•lstoll•13h ago•242 comments

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

https://github.com/phreda4/r3
52•phreda4•6h ago•9 comments

Delimited Continuations vs. Lwt for Threads

https://mirageos.org/blog/delimcc-vs-lwt
4•romes•4d ago•0 comments

How to effectively write quality code with AI

https://heidenstedt.org/posts/2026/how-to-effectively-write-quality-code-with-ai/
195•i5heu•10h ago•145 comments

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

https://infisical.com/blog/devops-to-solutions-engineering
115•vmatsiiako•12h ago•38 comments

Learning from context is harder than we thought

https://hy.tencent.com/research/100025?langVersion=en
152•limoce•3d ago•79 comments

Understanding Neural Network, Visually

https://visualrambling.space/neural-network/
245•surprisetalk•3d ago•32 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/
996•cdrnsf•16h ago•420 comments

Introducing the Developer Knowledge API and MCP Server

https://developers.googleblog.com/introducing-the-developer-knowledge-api-and-mcp-server/
26•gfortaine•5h ago•3 comments

FORTH? Really!?

https://rescrv.net/w/2026/02/06/associative
46•rescrv•15h ago•17 comments

I'm going to cure my girlfriend's brain tumor

https://andrewjrod.substack.com/p/im-going-to-cure-my-girlfriends-brain
67•ray__•3h ago•30 comments

Evaluating and mitigating the growing risk of LLM-discovered 0-days

https://red.anthropic.com/2026/zero-days/
38•lebovic•1d ago•11 comments

Show HN: Smooth CLI – Token-efficient browser for AI agents

https://docs.smooth.sh/cli/overview
78•antves•1d ago•59 comments

How virtual textures work

https://www.shlom.dev/articles/how-virtual-textures-really-work/
30•betamark•14h ago•28 comments

Show HN: Slack CLI for Agents

https://github.com/stablyai/agent-slack
41•nwparker•1d ago•11 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...
7•gmays•2h ago•2 comments

Evolution of car door handles over the decades

https://newatlas.com/automotive/evolution-car-door-handle/
41•andsoitis•3d ago•62 comments
Open in hackernews

I saved a PNG image to a bird

https://www.youtube.com/watch?v=hCQCP-5g5bo
246•mdhb•6mo ago

Comments

ranger_danger•6mo ago
When this was posted to reddit, the comments were just full of people arguing over the semantics and saying how wrong the author was for using the word PNG when the actual technique is extremely lossy... completely glancing over the entire video, the dedication, knowledge and complexity involved with actually creating the video, the incredible feats of the birds themselves, and the reality that youtube basically forces you to use clickbait titles in order to get views.
justincormack•6mo ago
You could easily add some error correction to it!
frollogaston•6mo ago
I don't like the "PNG" part because it made me think he's storing arbitrary binary data. It's not even a matter of lossiness, cause these aren't JPG either, these are analog drawings. And it's not like this is overanalyzing the video, cause the author did talk about how many KB you can store this way.
beardsciences•6mo ago
This is really incredible. I love easter eggs/hidden things in spectrograms. The implications of this are really cool, regardless of whether is it lossy or not.
strangattractor•6mo ago
Ben's content is amazing in general. He has also built an sound camera and showed how to watermark recordings to confuse AI. Keep it up Ben!!
m-hodges•6mo ago
Having some hilarious thoughts about copyright.

Bird law in this country is not governed by reason.

progbits•6mo ago
Time to teach all local birds the AACS key :)

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

alterom•6mo ago
The video shows that there are many ways to do that :)

Now, if we figure out how to convince the birds it's a predator distress call (which, if you think about it, it kind of is), we can probably get it to persist across generations.

woodrowbarlow•6mo ago
this is what i've been wondering. is it feasible for a single diligent person to embed a message in an entire population of birds, in a manner that will persist generations? that's what i'd call a pretty good prank.
alterom•6mo ago
Talk about Easter eggs!
alterom•6mo ago
> Time to teach all local birds the AACS key :)

BTW, forgot to add: the video literally suggests that when they estimate how much data can be stored in birds.

The visualization of the byte sequence coming out of the Bluetooth speaker [1] (at 18:36 -18:38) starts with the oh-so-familiar 09 F9 11 02 9D ...

Ben is one step ahead of you :)

[1] https://youtu.be/hCQCP-5g5bo?t=1116

progbits•6mo ago
Oooh now I wonder if I got the idea through subliminal message.
alterom•6mo ago
Maybe you got it from a bird :)

In all seriousness, like minds think alike, and Ben Jordan has a rebellious streak — he uploaded his own music to pirate websites when he broke up with his label [1].

[1] https://en.wikipedia.org/wiki/Benn_Jordan#Alphabasic_and_mus...

anton-c•6mo ago
Just watched this last night. That bird "the mouth" is beautiful and incredible. Love Benn Jordan's insane content.

If you watch some of the other vids it does a perfect r2d2 impression, don't recall if it did it in Benn's.

schindlabua•6mo ago
Also he's literally The Flashbulb of 2000s IDM fame. Some people are really just good at everything.
alterom•6mo ago
At some time in the video he's casually played a groove on the piano to back the birds for a couple of second, then stopped ("Wait, what am I doing") :)

You can also see his modular setup in the background.

I didn't know of him until today. Instantly, a new inspiration.

hoherd•6mo ago
He has a great video where he goes through a bunch of different software that Aphex Twin used over the years. https://youtu.be/5wIOBBodoic
CobrastanJorji•6mo ago
What a ride. I kept waiting for the punchline to be something dumb, like "we fed a USB drive to a bird" or "we tied a recording to a bird," and then when I realized what they were gonna do, I was shocked. It should have been obvious, but it was very clever! Really cool.
alterom•6mo ago
>It should have been obvious

It's not obvious at all that birds are able to reproduce multiplexed frequency-keyed streams with enough precisions to draw freaking pictures in spectrum analyzer graphs.

Humans can barely control their voices to nail one frequency. Badly.

These birds are capable of reproducing the output of several sound sources producing sounds at once, with near-perfect time and frequency precision.

cluckindan•6mo ago
They even reproduce the reverb of the space they’re in when they hear sounds.
coreyh14444•6mo ago
Yeah, I also appreciate that I hadn't heard of this Youtubber before and I couldn't tell if he was a sound engineer who happened to make a video about birds or a bird guy who was playing with sound. Seems like both!
lucyjojo•6mo ago
it happens he's a musician who dropped out of high school. also a personal hero.
jonny_eh•6mo ago
We need a new RFC
isege•6mo ago
lmao
bigbuppo•6mo ago
Seriously. Major security implications here as there's a potential for replay attacks.
alterom•6mo ago
RFC 1149 (IP over Avian Carriers, 1990)¹ needs a 2025 update :D

_____

¹ https://www.rfc-editor.org/rfc/rfc1149

joshmarlow•6mo ago
Fun (?) fact - with this protocol you could use a trained Hawk as a firewall.
alterom•6mo ago
Definitely a fun fact :D
aflag•6mo ago
I thought he'd transmit a PNG over a modem, get a bird to memorise that and play it back. I think with the right format it should be possible to do that. With enough birds I imagine you can store quite a bit of data. Takes saving to the cloud to another level.
busymom0•6mo ago
Next Video:

I Can Run Doom On A Bird

nurettin•6mo ago
European Starlings can imitate most doom sound effects.
raphman•6mo ago
"A Flock of Pigeons is Turing-Complete"
Balgair•6mo ago
Thank you.

Literally made me laugh out loud.

alterom•6mo ago
>I thought he'd transmit a PNG over a modem, get a bird to memorise that and play it back.

That's essentially what he has done. Except he did the modulation/demodulation with audio software (and, technically, stored a monochrome bitmap, not a PNG).

Dial-up modems encode data in audio-frequency. Later modems used phase-shift keying¹, but the very early ones used frequency-shift keying², which is essentially encoding data in a frequency graph - i.e., drawing a line in a spectrum analyzer.

Drawing a bird in a spectrum analyzer is packing much more data than that; it's like playing several of those streams at once.

The bird has shown itself to be capable of remembering and reproducing multiplexed frequency-keyed streams.

>With enough birds I imagine you can store quite a bit of data. Takes saving to the cloud to another level.

Literally a point made in the video³ at 18:34.

____________

¹ https://en.wikipedia.org/wiki/Phase-shift_keying

² https://en.wikipedia.org/wiki/Frequency-shift_keying

³ https://youtu.be/hCQCP-5g5bo?t=1114

frollogaston•6mo ago
It's analog though. Presumably the shape of the image matters, like horizontal lines are easier than vertical, it's not just a bitmap. He made the point of how many KB you can store in the song, but is it right? There are different conceivable ways to store binary data in that. I have no idea how efficient it'd be to get something 99% reliable.
alterom•6mo ago
> He made the point of how many KB you can store in the song, but is it right?

It's a decent Fermi estimate¹ :)

We also don't know how many songs we can get the bird to memorize for us.

_________

¹ https://en.wikipedia.org/wiki/Fermi_problem

frollogaston•6mo ago
He said 176KB of entropy in that 1-second birdsong, which doesn't seem close. That's more than the bitrate of a typical M4A, for a much simpler sound.

Thinking about it in reverse, how much data would it take to encode 1 second of birdsong in the most efficient audio codec I can imagine. If M4A or MP3 with the bitrate slammed way down isn't a fair comparison, then some birdsong-specific ML autoencoder... Probably 500 bytes? Would still be enough for a Twitter tweet.

alterom•6mo ago
> Would still be enough for a Twitter tweet.

A tweet within a tweet!

SequoiaHope•6mo ago
Inspired by the video I vibe coded up an application that lets you encode data in FSK and read the data bits back from a noisy recording. I think it would be fascinating for someone to try this! https://github.com/sequoia-hope/starling
Balgair•6mo ago
Amazing!

The product recommendations at the end are gold too! A 'hacker' spirit there.

In terms of signal length, can you store the images/data in a flock of birds too? I wonder what the RAID set-up of a flock of starlings is like? I'm thinking something like the Tines in Fire Upon the Deep

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

More crazily, can you get these data signals to be Turing complete? I know that not really what data is like in a vocalization pattern, but can you manage to get the birds' vocalizations to do logic of some sort and change patterns in more than a non-entropic way?

Crazy cool stuff!

data-ottawa•6mo ago
Let's try a light weight Blockchain on a swarm of starlings.
any1•6mo ago
Drawing into the spectrogram is a fun trick. I would really like to know how much data you can store in that bird using some digital modulation method such as FSK (frequency shift keying).

There could even be multiple carriers in the signal.

It would be even cooler if the bird were to preserve phase. Then you could use PSK!

alterom•6mo ago
> I would really like to know how much data you can store in that bird using some digital modulation method such as FSK (frequency shift keying).

The video shows the bird capable of remembering and reproducing 5-10 frequency graphs simultaneously (which you'd need to draw a picture), so you can multiplex those.

> There could even be multiple carriers in the signal.

Or same carrier, but different sets of frequency keys for each stream.

> It would be even cooler if the bird were to preserve phase. Then you could use PSK!

Maybe they do, someone should ping Ben to test that :D

drmpeg•6mo ago
Here's what 4096 carriers looks like.

https://www.youtube.com/watch?v=saac0ZtTeX4

https://github.com/drmpeg/gr-paint

cluckindan•6mo ago
A totally new meaning for carrier pigeon.
nashashmi•6mo ago
I came here for the tl;dw comments. :(
Lammy•6mo ago
Just skip to here: https://youtu.be/hCQCP-5g5bo?t=1019
AceJohnny2•6mo ago
The video covers a wide range of topics related to birds and audio. The title topic is actually only a small segment of the whole video, arguably not the most interesting one!

Among other things, he also covers (lightly) bird vocal anatomy, audio "cameras", birding apps & equipment.

haunter•6mo ago
I hate modern Youtube that now every single "serious" topic video is +30 mins length. 10 years ago we were perfectly fine with 10 mins stuff but of course algorithms and advertising and nowadays most Youtuber is pushing longer and longer videos as if we are watching peak evening television reporting...
frollogaston•6mo ago
I've heard this a lot, but is there confirmation of this somewhere? I'd actually expect a longer video to generate less engagement, cause fewer people want to watch all that.
retox•6mo ago
The longer compilation videos are because of sleeping viewers. You can cram them with as many ads as you like.
frollogaston•6mo ago
At the end of the day though, the most money is made by getting people to actually pay attention to the ads. Shorter videos might really accomplish that best. I imagine YouTube is aware of sleeping users, and if advertisers aren't realizing the engagement they expect for what they pay, they'll go elsewhere.
lazyeye•6mo ago
TLDR: He represented a rudimentary picture of a bird in a spectographic image of a sound. Then got a bird to mimic that sound.
alterom•6mo ago
You missed the most important part:

..got the bird to mimic that sound with enough precision for the image to be clearly recognizable in the spectogram of the recording.

In fact, he didn't notice when the bird did it; he just stumbled into the picture he drew in the spectrum when looking at the data.

fudged71•6mo ago
Wait. They should try a QR Code because it has error correction built in
flysand7•6mo ago
I don't think the birds will like the sounds of that :)
clickety_clack•6mo ago
Wow, I have not been on YouTube in a long time. Couldn’t skim through the video. So many ads.

Seems like a cool idea based on the comments here though.

nitwit005•6mo ago
We're going to have to update rfc1149 to include this new persistence feature.
flysand7•6mo ago
Watched this video yesterday, and damn, it's really delightful watching experts make content about things they are passionate about. This love and passion is contageous, and even me, who up to this point knew almost nothing about birds has gained a new appreciation and love for these creatures. The fact that they can copy sounds is kinda incredible, and makes me want to listen more to them singing.
kyrofa•6mo ago
Wow, my worlds are colliding right now-- although seeing Benn on HN in retrospect shouldn't be that surprising. Go check out his music, The Flashbulb, he's one of my favorite artists.