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

https://openciv3.org/
497•klaussilveira•8h ago•136 comments

The Waymo World Model

https://waymo.com/blog/2026/02/the-waymo-world-model-a-new-frontier-for-autonomous-driving-simula...
835•xnx•13h ago•500 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
53•matheusalmeida•1d ago•10 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/
109•jnord•4d ago•17 comments

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

https://github.com/pydantic/monty
162•dmpetrov•8h ago•75 comments

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

https://github.com/valdanylchuk/breezydemo
166•isitcontent•8h ago•18 comments

Dark Alley Mathematics

https://blog.szczepan.org/blog/three-points/
59•quibono•4d ago•10 comments

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

https://vecti.com
275•vecti•10h ago•127 comments

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

https://eljojo.github.io/rememory/
221•eljojo•11h ago•139 comments

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

https://github.com/microsoft/litebox
338•aktau•14h ago•163 comments

Sheldon Brown's Bicycle Technical Info

https://www.sheldonbrown.com/
332•ostacke•14h ago•89 comments

Show HN: ARM64 Android Dev Kit

https://github.com/denuoweb/ARM64-ADK
11•denuoweb•1d ago•0 comments

Hackers (1995) Animated Experience

https://hackers-1995.vercel.app/
420•todsacerdoti•16h ago•221 comments

PC Floppy Copy Protection: Vault Prolok

https://martypc.blogspot.com/2024/09/pc-floppy-copy-protection-vault-prolok.html
34•kmm•4d ago•2 comments

An Update on Heroku

https://www.heroku.com/blog/an-update-on-heroku/
356•lstoll•14h ago•246 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...
15•gmays•3h ago•2 comments

Delimited Continuations vs. Lwt for Threads

https://mirageos.org/blog/delimcc-vs-lwt
9•romes•4d ago•1 comments

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

https://github.com/phreda4/r3
57•phreda4•7h ago•9 comments

How to effectively write quality code with AI

https://heidenstedt.org/posts/2026/how-to-effectively-write-quality-code-with-ai/
209•i5heu•11h ago•154 comments

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

https://infisical.com/blog/devops-to-solutions-engineering
121•vmatsiiako•13h ago•49 comments

Introducing the Developer Knowledge API and MCP Server

https://developers.googleblog.com/introducing-the-developer-knowledge-api-and-mcp-server/
32•gfortaine•6h ago•6 comments

Learning from context is harder than we thought

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

Understanding Neural Network, Visually

https://visualrambling.space/neural-network/
257•surprisetalk•3d ago•33 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/
1011•cdrnsf•17h ago•422 comments

FORTH? Really!?

https://rescrv.net/w/2026/02/06/associative
51•rescrv•16h 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
91•ray__•4h ago•43 comments

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

https://red.anthropic.com/2026/zero-days/
43•lebovic•1d ago•12 comments

How virtual textures work

https://www.shlom.dev/articles/how-virtual-textures-really-work/
34•betamark•15h ago•29 comments

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

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

WebView performance significantly slower than PWA

https://issues.chromium.org/issues/40817676
9•denysonique•4h ago•0 comments
Open in hackernews

Cable bacteria are living batteries

https://www.asimov.press/p/cable-bacteria
83•mailyk•6mo ago

Comments

dsign•6mo ago
Does this mean that bacteria in the middle of the cable live off the electric potential alone (and, I suppose, whatever nutrients they can find at their position in the wire, even if they are not energy-given)? If so, one could build biochemical factories for producing glucose polymers that use solar panels instead of leaves. Leaves are more practical by almost all accounts, except that they are not easy to deploy in space's vacuum....
teruakohatu•6mo ago
It allows the lower cells in the cable to perform cellular respiration by transferring electrons up the chain.

This benefits the top cells in the chain by making the mud less hospitable to competitors. So the bottom cells and top cells all win.

There is a much better article here:

https://web.archive.org/web/20250130131404/https://www.scien...

physarum_salad•6mo ago
Article from the Aarhus University group that is a little less hyped up:"Are all microbes electroactive?" https://www.sciencedirect.com/science/article/pii/S266638642...
userbinator•6mo ago
Took me a while to realise this wasn't about bacteria that congregate around undersea cables.
mr_toad•6mo ago
I was imagining bacteria feeding on my USB cables. There’s probably some species that lives in the gunk in the ports.
xxs•6mo ago
What's special about usb cables? Some of them feature decent nylon braided jackets (and some even silicone ones). Other than that they are just run of of mill low wage cables.
dummydummy1234•6mo ago
Same I was thinking electric power lines and bacteria that feed from the voltage differential.
DonHopkins•6mo ago
I thought it was about a small group of bacteria secretly engaged in a plot or intrigue, often with the aim of gaining or maintaining power.

It kind of is like cabal bacteria, actually.

enthdegree•6mo ago
>“What is this?” I asked. “It looks like hair.” Marshall chuckled. “That’s them — the cable bacteria,” he said. “If you watch closely, you’ll see them twitching.” I stared harder. The filaments shifted.

This schmaltzy student-teacher roleplay immersion-journalism feels false and infantilizing to me. It makes me mistrustful of the text and I avoid reading essays written like it. The facts are embedded in an artificial adventure narrative as one feeds a dog a pill by hiding it in peanut butter. Why? Would the non-sensationalized, plainly framed information content be too un-stimulating for readers? Are false narratives hidden inside?

>Obama chuckled. "You mean the Chaos Emeralds?"

sgarland•6mo ago
Speak for yourself, I enjoyed it. The immersion makes it more interesting.
Demiurge•6mo ago
I think it’s safe to assume every commenter speaks for themselves. I agree with the grandparent comment, this narration is cheesy and I couldn’t get through it, or figure out the point. If it’s fan fiction, it should be labeled as such. But, if there is news in there, I’d like a TLDR synopsis. Fortunately, there is a browser extension for that :)
cwmoore•6mo ago
"It's all stories."
ytrt54e•6mo ago
Asimov Press / Nico McCarthy write excellent stories; well worth having a look at the Substack if you are not familiar with them.
m348e912•6mo ago
The potential (positive) environmental impact of cable bacteria is notable.

"Given that rice agriculture alone accounts for about 11 percent of human-driven methane emissions, adding cable bacteria to rice paddies could have an enormous positive impact on the environment."

Who knew rice paddies were such a huge contributor to climate change.

cma•6mo ago
Methane isn't cumulative in the way CO2 is, it degrades to CO2 in the atmosphere in decade timescales.
m348e912•6mo ago
It sounds like you're downplaying methane's impact on climate change. I don't know enough about climate change to challenge your point but it does seem like methane a serious enough issue that some countries have considered culling hundreds of thousands of livestock to reduce emissions and meet climate goals.

https://www.dairyherd.com/news/business/ireland-proposes-cul...

CommenterPerson•6mo ago
Hmmm .. was looking for some potential about power generation, guess the idea never sparked.
physarum_salad•6mo ago
Microbial fuel cells have been researched for quite a while. Its a brilliant idea but within an incredibly competitive technology space (e.g. lithium, etc). Living materials also die or work differently each time they are implemented (e.g. see issues with device to device variation in neural organoid sensors for chemicals/"chemical noses").
ordu•6mo ago
Hmm... It would be nice to replace axons in human with these structures. The speed of propagation of spikes will be much higher. I'm not sure that it worth it to replace axons in brains, but those long axons in a spinal cord and in optic nerve can really benefit from the faster signal propagation and reduce the reaction time.
AIPedant•6mo ago
Axons are not just wires, they also do computation and signal processing: https://www.nature.com/articles/nrn1397 Your idea would sinoly not work.
swayvil•6mo ago
My boss says the same thing about me.