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Show HN: Django-rclone: Database and media backups for Django, powered by rclone

https://github.com/kjnez/django-rclone
1•cui•1m ago•1 comments

NY lawmakers proposed statewide data center moratorium

https://www.niagara-gazette.com/news/local_news/ny-lawmakers-proposed-statewide-data-center-morat...
1•geox•3m ago•0 comments

OpenClaw AI chatbots are running amok – these scientists are listening in

https://www.nature.com/articles/d41586-026-00370-w
2•EA-3167•3m ago•0 comments

Show HN: AI agent forgets user preferences every session. This fixes it

https://www.pref0.com/
4•fliellerjulian•5m ago•0 comments

Introduce the Vouch/Denouncement Contribution Model

https://github.com/ghostty-org/ghostty/pull/10559
2•DustinEchoes•7m ago•0 comments

Show HN: SSHcode – Always-On Claude Code/OpenCode over Tailscale and Hetzner

https://github.com/sultanvaliyev/sshcode
1•sultanvaliyev•7m ago•0 comments

Microsoft appointed a quality czar. He has no direct reports and no budget

https://jpcaparas.medium.com/microsoft-appointed-a-quality-czar-he-has-no-direct-reports-and-no-b...
1•RickJWagner•9m ago•0 comments

Multi-agent coordination on Claude Code: 8 production pain points and patterns

https://gist.github.com/sigalovskinick/6cc1cef061f76b7edd198e0ebc863397
1•nikolasi•10m ago•0 comments

Washington Post CEO Will Lewis Steps Down After Stormy Tenure

https://www.nytimes.com/2026/02/07/technology/washington-post-will-lewis.html
4•jbegley•10m ago•0 comments

DevXT – Building the Future with AI That Acts

https://devxt.com
2•superpecmuscles•11m ago•4 comments

A Minimal OpenClaw Built with the OpenCode SDK

https://github.com/CefBoud/MonClaw
1•cefboud•11m ago•0 comments

The silent death of Good Code

https://amit.prasad.me/blog/rip-good-code
2•amitprasad•12m ago•0 comments

The Internal Negotiation You Have When Your Heart Rate Gets Uncomfortable

https://www.vo2maxpro.com/blog/internal-negotiation-heart-rate
1•GoodluckH•13m ago•0 comments

Show HN: Glance – Fast CSV inspection for the terminal (SIMD-accelerated)

https://github.com/AveryClapp/glance
2•AveryClapp•14m ago•0 comments

Busy for the Next Fifty to Sixty Bud

https://pestlemortar.substack.com/p/busy-for-the-next-fifty-to-sixty-had-all-my-money-in-bitcoin-...
1•mithradiumn•15m ago•0 comments

Imperative

https://pestlemortar.substack.com/p/imperative
1•mithradiumn•16m ago•0 comments

Show HN: I decomposed 87 tasks to find where AI agents structurally collapse

https://github.com/XxCotHGxX/Instruction_Entropy
1•XxCotHGxX•20m ago•1 comments

I went back to Linux and it was a mistake

https://www.theverge.com/report/875077/linux-was-a-mistake
3•timpera•21m ago•1 comments

Octrafic – open-source AI-assisted API testing from the CLI

https://github.com/Octrafic/octrafic-cli
1•mbadyl•22m ago•1 comments

US Accuses China of Secret Nuclear Testing

https://www.reuters.com/world/china/trump-has-been-clear-wanting-new-nuclear-arms-control-treaty-...
2•jandrewrogers•23m ago•1 comments

Peacock. A New Programming Language

2•hashhooshy•28m ago•1 comments

A postcard arrived: 'If you're reading this I'm dead, and I really liked you'

https://www.washingtonpost.com/lifestyle/2026/02/07/postcard-death-teacher-glickman/
3•bookofjoe•29m ago•1 comments

What to know about the software selloff

https://www.morningstar.com/markets/what-know-about-software-stock-selloff
2•RickJWagner•33m ago•0 comments

Show HN: Syntux – generative UI for websites, not agents

https://www.getsyntux.com/
3•Goose78•33m ago•0 comments

Microsoft appointed a quality czar. He has no direct reports and no budget

https://jpcaparas.medium.com/ab75cef97954
2•birdculture•34m ago•0 comments

AI overlay that reads anything on your screen (invisible to screen capture)

https://lowlighter.app/
1•andylytic•35m ago•1 comments

Show HN: Seafloor, be up and running with OpenClaw in 20 seconds

https://seafloor.bot/
1•k0mplex•35m ago•0 comments

Tesla turbine-inspired structure generates electricity using compressed air

https://techxplore.com/news/2026-01-tesla-turbine-generates-electricity-compressed.html
2•PaulHoule•37m ago•0 comments

State Department deleting 17 years of tweets (2009-2025); preservation needed

https://www.npr.org/2026/02/07/nx-s1-5704785/state-department-trump-posts-x
5•sleazylice•37m ago•1 comments

Learning to code, or building side projects with AI help, this one's for you

https://codeslick.dev/learn
1•vitorlourenco•37m ago•0 comments
Open in hackernews

This is my brain on leeches

https://todaythings.substack.com/p/this-is-my-brain-on-leeches
77•aebtebeten•5mo ago

Comments

vintagedave•5mo ago
This is actually a fascinating article, and I am suitably grossed out and fascinated at the same time. Good HN material, in the 'Anything that good hackers would find interesting. That includes more than hacking and startups.' guideline sense.
mjd•5mo ago
Sucher's substack is reliably interesting in that way, you should check out the back issues
qrush•5mo ago
Leeches are very much in use today in the US, in operating rooms especially!
lo_zamoyski•5mo ago
Also, sterilized maggots are used for maggot debridement therapy to clean necrotic tissue from wounds. They don't touch living fresh.
kragen•5mo ago
Careful! That depends on the species.
erikerikson•5mo ago
https://www.usda.gov/about-usda/news/press-releases/2025/08/...
kragen•5mo ago
https://en.wikipedia.org/wiki/Myiasis#/media/File:Wounds_myi...

(you will never be able to unsee this)

wagwang•5mo ago
I would be down to try leeching but I have an irrational fear theyre gunna lay eggs in my bloodstream.
Catbert59•5mo ago
Ssh... don't fight the symbiosis... accept your fate
IAmBroom•5mo ago
EXACTLY what a cordiceps host would say!
MarcelOlsz•5mo ago
You'll be fine. I went swamp swimming plenty as a kid and my grandmother would salt the leeches off me.
atsaloli•5mo ago
Nice!

That reminds me of https://www.cbc.ca/news/science/bloodsuckers-1.5361074 where I learned:

"... resist the temptation to pour salt on [a bloodsucking leech], as folk wisdom recommends, because that could cause the leech to vomit into the wound, posing unnecessary health risks, suggest biologists behind a new exhibit on bloodsucking animals."

Groxx•5mo ago
Okay, yea, that was a fun read. Thanks for the article/post/what the heck is the right term anyway! I learned lots of things I did not expect to learn today.
LeoPanthera•5mo ago
Leeches can also be used for weather forecasting*, as in the greatest-named invention of all time, the Tempest Prognosticator.

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

* results may vary.

aaronharnly•5mo ago
The original mixture of experts design, perhaps :) Thank you for sharing this!
nycticorax•5mo ago
My PhD research was actually studying the leech nervous system. They're still an important 'model' organism in neurobiology. Probably not as important in the field at large as they were in, say, the 1970s, but still. They're also a good system for neurophysiology education, because they are cheap and easy to obtain, have large-ish neurons that are identifiable from animal to animal, and their nervous system has a relatively simple organization.
amelius•5mo ago
The other day someone posted something interesting about leeches. Apparently you can use anti-mosquito spray to make them detach from the skin in minutes.
jt2190•5mo ago
Saw that comment and I’m pretty sure that it is a bad idea since the article explicitly mentioned that stressing the leeches causes them to “vomit blood back into your bloodstream” and introduces a risk of bacterial infections. The advice was to use a credit card to quickly break the suction seal and force the leech to detach.
stanislavb•5mo ago
We've used pocket hand sanitiser to make Leeches to detach.
ChrisMarshallNY•5mo ago
TIL that we have a legit leech distributor down the road.

https://leechesusa.com

culi•5mo ago
It's a bigger business than most people realize. Most operating rooms probably maintain a tank of leeches. They are used in reattachment and plastic surgery as well as microsurgery
threemux•5mo ago
Certainly didn't expect to read about leeches today (or Napoleon's piles) but hey that's what's great about HN
culi•5mo ago
Your local hospital quite likely currently has a tank of leeches. They are still used in surgery. Especially after reattachment surgeries. They secrete anticoagulants which prevent blood clotting. They are also used in microsurgery to increase blood flow to a certain area.
wk_end•5mo ago
Is there some reason why we can’t either extract those anticoagulants from the leeches or otherwise synthesize them?
ot•5mo ago
From Wikipedia (https://en.wikipedia.org/wiki/Hirudo_medicinalis)

> Because of the minuscule amounts of hirudin present in leeches, it is impractical to harvest the substance for widespread medical use. Hirudin (and related substances) are synthesized using recombinant techniques. Devices called "mechanical leeches" that dispense heparin and perform the same function as medicinal leeches have been developed, but they are not yet commercially available.

BobBagwill•5mo ago
Swimming in Minnesota lakes: always check for leeches. It seems like they hang out close to shore, so swimming near the dock or weeds increases the chance of being an involuntary blood donor.

New Guinea: they have land leeches that hang out at the end of branches, like ticks. Hikers use anti-leech sleeves and gaiters.

I say: nuke from orbit, it's the only way to be sure. ;-)