HN ReaderReader

Where does air pollution come from?
ourworldindata.org

A breakdown of the sources of many air pollutants that damage our health and ecosystems.

Val Kilmer has passed away
nytimes.com
Move fast, break things: A review of Abundance by Ezra Klein and Derek Thompson
networked.substack.com

Jay Pinho - The trouble with 'everything-bagel' Abundance is the gaping hole right in the center of it.

Show HN: I vibecoded a 35k LoC recipe app
recipeninja.ai
show

Recipe Ninja - Your AI-powered cooking assistant that guides you through recipes step by step

Simulated Economy Tutorial
jasonfantl.com

Concept Motivation Imagine an open world RPG where your actions affect the price of goods, the markets reacting to anything the player may do (burn down wheat fields, cost of food increases; kill the merchants, prices differentiate between cities; sell the many swords you’ve collected on your adventures, tank the sword market). What would it take to have such an adaptive simulated economy? You could take a very simpl

Cory Booker breaks record for longest speech by US senator in Trump condemnation
theguardian.com

In speech that began Monday night, Democratic senator warns of ‘grave and urgent’ danger of Trump administration

Corey Booker breaks Senate floor speech record
news.ycombinator.com
ask
Tesla is sitting on $200M worth of Cybertruck inventory
electrek.co

Fred Lambert - Tesla has about $200 million worth of Cybertrucks in inventory in the US, as the truck is extremely difficult to...

Why are credit card rates so high?
libertystreeteconomics.newyorkfed.org

trevordelaney - A look at why U.S. credit card rates are so high.

The state of binary compatibility on Linux and how to address it
jangafx.com
Show HN: Textcase: A Python Library for Text Case Conversion
github.com/zobweyt
show

A feature complete Python text case conversion library - zobweyt/textcase

Show HN: Offline SOS signaling+recovery app for disasters/wars
github.com/nizarmah
show

SOS signaling and recovery app for wars and disasters (iOS & Android). - nizarmah/igatha

Testing DVD-R and CD-R 25 years later: optical disks from Japan
goughlui.com

As it turns out, “thrift shopping” in Japan via the internet can be both very enjoyable as well as very dangerous. In this series of posts, I’ve been examining various optical med…

DEDA – Tracking Dots Extraction, Decoding and Anonymisation Toolkit
github.com/dfd-tud

Contribute to dfd-tud/deda development by creating an account on GitHub.

Shared DNA in Music
pudding.cool

The Pudding - Songs have a far more complex and concealed musical history, spanning genres, cultures, and even centuries.

Silicon Valley, Halt and Catch Fire, and How Microserfdom Ate the World (2015)
grantland.com
BYD sales soar as Tesla continues to struggle in Europe
archive.is
Waltz and staff used Gmail for government communications, officials say
washingtonpost.com
How Silica Gel Took Over the World
scopeofwork.net

Silica gel packets seem like the only thing keeping our packaged food crispy and our belongings free of mildew. How on earth did they all get here?

Meritocracy doesn't exist and believing it does is bad for you (2019)
fastcompany.com
Dave Täht has died
libreqos.io

We’re devastated to announce that Dave Täht has passed away.Dave was an amazing man, helping the world with FQ-CoDel and CAKE, fighting bufferbloat and trying to make the world a better place…

Show HN: Make SVGs interactive in React with 1 line
svggles.vercel.app
show
Starliner's flight to the space station was far wilder than most of us thought
arstechnica.com

“Hey, this is a very precarious situation we’re in.”…

Is Doge Securities Fraud?
bloomberg.com
Show HN: Zig Topological Sort Library for Parallel Processing
github.com/williamw520
show

Topological sort library in Zig. Contribute to williamw520/toposort development by creating an account on GitHub.

The Myst Graph: A New Perspective on Myst
glthr.com
Cory Booker's anti-Trump speech on Senate floor has lasted 17 hours and counting
npr.org
How AI is creating a rift at McKinsey, Bain, and BCG
the-ken.com

Abhirami G - Instead of making consultants’ lives easier, generative AI has led to shorter deadlines and vanishing creativity

Show HN: Qwen-2.5-32B is now the best open source OCR model
github.com/getomni-ai
show

OCR Benchmark. Contribute to getomni-ai/benchmark development by creating an account on GitHub.

Tell HN: Camelgate NPM Outage (Cloudflare)
news.ycombinator.com
ask
Glubux's Powerwall (2016)
secondlifestorage.com

A man has managed to power his home for eight years with a system using more than 1,000 recycled laptop batteries. This ingenious project, based on the use of

RubyUI (Former PhlexUI): Ruby Gem for RubyUI Components
github.com/ruby-ui

Ruby gem for RubyUI Components. Contribute to ruby-ui/ruby_ui development by creating an account on GitHub.

New in Gmail: Making E2E encrypted emails easy to use for all organizations
workspace.google.com

Announcing plans to bring easy to use end-to-end encryption in Gmail to all our business customers

Show HN: Terminal dashboard that throttles my PC during peak electricity rates
naveen.ing
show

A terminal-based power monitoring dashboard and power optimization controller that helps optimize energy costs by automatically throttling CPU/GPU resources during peak electricity pricing periods.

We can, must, and will simulate nematode brains
asteriskmag.com

Scientists have spent over 25 years trying — and failing — to build computer simulations of the smallest brain we know. Today, we finally have the tools to pull it off.

Launch HN: ASim (YC S21) – Mobile app that generates mobile apps
news.ycombinator.com
launch
Ask HN: Who is hiring? (April 2025)
news.ycombinator.com
ask
Systems Correctness Practices at AWS: Leveraging Formal and Semi-Formal Methods
queue.acm.org
Ask HN: Why hasn’t AMD made a viable CUDA alternative?
news.ycombinator.com
ask
Donkey Kong champion wins defamation case against Australian YouTuber Karl Jobst
theguardian.com

Queenslander ordered to pay $350,000 plus interest and costs as judge finds his video about American gamer Billy Mitchell was ‘recklessly’ based on false claim

The Colors of Her Coat
astralcodexten.com

Scott Alexander - ...

Bletchley code breaker Betty Webb dies aged 101
bbc.com

Betty Webb MBE worked at Bletchley Park during World War Two intercepting enemy messages.

Doge Is Trying to Gift Itself a $500M Building
wired.com

Brian Barrett - The documents reveal a DOGE affiliate is attempting to transfer the headquarters of an independent think tank, the United States Institute of Peace, to the government at no cost.

Why F#?
batsov.com

Bozhidar Batsov - If someone had told me a few months ago I’d be playing with .NET again after a 15+ years hiatus I probably would have laughed at this.1 Early on in my career I played with .NET and Java, and even though .NET had done some things better than Java (as it had the opportunity to learn from some early Java mistakes), I quickly settled on Java as it was a truly portable environment. I had some C# courses in

Electron band structure in germanium, my ass (2001)
pages.cs.wisc.edu
CERN scientists find evidence of quantum entanglement in sheep
home.cern

The CERN flock of sheep on site in 2017. (Image: CERN) Quantum entanglement is a fascinating phenomenon where two particles’ states are tied to each other, no matter how far apart the particles are. In 2022, the Nobel Prize in Physics was awarded to Alain Aspect, John F. Clauser and Anton Zeilinger for groundbreaking experiments involving entangled photons. These experiments confirmed the predictions for the manifest

Why Kagi launched "no use, no pay"
getlago.substack.com

Finn - Paying for a SaaS subscription you don’t use sucks.

Ukrainian Soldiers Unearth Ancient Greek Burial
archaeology.org

Jason Urbanus - MYKOLAIV, UKRAINE—According to a report by the Ukrainska Pravda, Ukrainian soldiers digging defensive fortifications stumbled […]

Self-Hosting like it's 2025
kiranet.org

In recent years, self-hosting has emerged as a popular alternative to data-collecting, big-brother services. For a time, I must admit, I was almost addicted to trying out new software, building dashboards, and adding applications I didn't really need. Now that my setup has remained largely the same for over a

You Can Still Read NASA's Deleted "First Woman" Graphic Novels
nasawatch.com

Keith Cowing - in 2021 NASA issued the first of two interactive comic books/graphic novels] depicting young women dreaming of - and then training for - a future that would comprise the so-called "Artemis Generation."

White House says it's 'case closed' on the Signal group chat review
npr.org

Last week, the White House said the National Security Council, the White House counsel office and President Trump adviser Elon Musk were all looking into the mishap. But now, that probe has wrapped

US accidentally sent Maryland father to Salvadorian prison, can't get him back
independent.co.uk

Government argues it no longer has control over Kilmar Armando Abrego Garcia’s fate

'A hostile state': Why some travellers are avoiding the US
bbc.com

As the list of nations issuing travel warnings to the US grows, some visitors are opting to boycott it entirely. Here's why many foreigners are changing their travel plans.

Jargonic: Industry-Tunable ASR Model
aiola.ai

Assaf Asbag - Introduction Automatic Speech Recognition (ASR) has made significant strides over the last decade, but most ASR models on the market offer general-purpose transcription. They perform well in clean, controlled environments but break down when handling: Technical jargon & acronyms – Standard ASR models fail to recognize niche terminology used in most industries (i.e., medical terms, […]

The April Fools joke that might have got me fired
oldvcr.blogspot.com

Everyone should pull one great practical joke in their lifetimes. This one was mine, and I think it's past the statute of limitations. The s...

LLM providers on the cusp of an 'extinction' phase as capex realities bite
theregister.com

: Only the strong will survive, but analyst says cull will not be as rapid as during dotcom era

Show HN: Nue – Apps lighter than a React button
nuejs.org
show

Nue is HTML, CSS, and JavaScript taken to their absolute peak.

Show HN: Duolingo-style exercises but with real-world content like the news
app.fluentsubs.com
show

Transform your favorite videos—from trending shows to viral clips—into powerful language lessons that stick. Supports over 32 languages.

Entire staff at federal agency that funds libraries and museums put on leave
npr.org

The staff of the Institute of Museum and Library Services was placed on administrative leave Monday morning, following a meeting between IMLS leadership and DOGE staff.

Furry hackers who leaked Heritage Foundation data feared raided by feds
dailydot.com

Mikael Thalen - The FBI declined to comment on the matter.

An 'Administrative Error' Sends a Maryland Father to a Salvadoran Prison
theatlantic.com

Nick Miroff - The Trump administration says it mistakenly deported an immigrant with protected status but that courts are powerless to order his return.

Don’t let an LLM make decisions or execute business logic
sgnt.ai

Don’t let an LLM make decisions or implement business logic: they suck at that.

Sacked Marine Pilot Whose F-35B Flew Without Him After Ejecting Gives His Side
twz.com

Howard Altman - Charles Del Pizzo has finally given his version of the bizarre 2023 incident that resulted in his jet flying for dozens of miles without him in it before crashing.

The case against conversational interfaces
julian.digital

Julian Lehr - Conversational interfaces are a bit of a meme. Every couple of years a shiny new AI development emerges and people in tech go "This is it! The next computing paradigm is here! We'll only use natural language going forward!". But then nothing actually changes and we continue using computers the way w

Netflix’s Media Production Suite
netflixtechblog.com

Netflix Technology Blog - Jesse Korosi, Thijs van de Kamp, Mayra Vega, Laura Futuro, Anton Margoline

Canada investigates whether Tesla helped itself to a subsidy-fueled sales boom
fortune.com

Christiaan Hetzner - Tesla sold the equivalent of about 18% of its annual volumes in Canada in just three days across four stores with the help of $30 million in subsidies.

New funding to build towards AGI
openai.com
OpenAI closes $40B funding round, startup now valued at $300B
cnbc.com
The US Assault on Science: National Academies Letter
nytimes.com
Everything is Ghibli
carly.substack.com

Carly Ayres - When we got “create anything” and all made the same thing

FSKit: Implement a file system that runs in user space
developer.apple.com

Implement a file system that runs in user space.

Doge accesses federal payroll system and punishes employees who objected
arstechnica.com

Report: IT officials who fought DOGE access put on leave and under investigation.

Go Optimization Guide
goperf.dev
Ask HN: What's the best way to get started with LLM-assisted programing?
news.ycombinator.com
ask
KOReader: Open-Source eBook Reader
github.com/koreader

An ebook reader application supporting PDF, DjVu, EPUB, FB2 and many more formats, running on Cervantes, Kindle, Kobo, PocketBook and Android devices - koreader/koreader

JEP draft: Prepare to make final mean final
openjdk.org
OpenAI releasing new open model in coming months, seeks community feedback
openai.com
Kagi for Kids
help.kagi.com
Notes on the Pentium's microcode circuitry
righto.com

Most people think of machine instructions as the fundamental steps that a computer performs. However, many processors have another layer of ...

LLM Workflows then Agents: Getting Started with Apache Airflow
github.com/astronomer

An SDK for working with LLMs and AI Agents from Apache Airflow, based on Pydantic AI - astronomer/airflow-ai-sdk

Honey has now lost 4M Chrome users after shady tactics were revealed
9to5google.com

Ben Schoon - After being exposed for shady tactics in late 2024, Honey has now lost over 4 million users from its peak numbers.

S&P 500, Nasdaq drop as tariffs spark recession fears
reuters.com
The Average College Student Is Illiterate
persuasion.community

Hilarius Bookbinder - Students are not what they used to be. The crisis is worse than you think.

France fines Apple €150M for “excessive” pop-ups that let users reject tracking
arstechnica.com

Requiring “double consent” for user tracking is too much, French agency says.

Launch HN: Augento (YC W25) – Fine-tune your agents with reinforcement learning
news.ycombinator.com
launch
DeepSeek surpasses ChatGPT in new monthly visits
economictimes.indiatimes.com

According to aitools.xyz, which tracks over 10,500 AI tools across 171 categories, India ranked fourth among DeepSeeks top traffic sources, contributing 43.36 million visits per month. The AI industry as a whole saw 12.05 billion visits in February, with 3.06 billion unique visitors engaging with AI tools.

23andMe bankruptcy: With America's DNA put on sale
cnbc.com
Automating Interactive Fiction Logic Generation with LLMs in Emacs
blog.tendollaradventure.com
Warner Bros Completes Worldwide Sale of 'Coyote vs Acme'
deadline.com

Andreas Wiseman - Deadline first revealed the sale negotiations a couple of weeks ago.

Palma 2
shop.boox.com

BOOX Palma 2 is a phone-sized mobile ePaper device featuring a Carta 1200 eye-friendly screen, open Android OS, upgraded Octa-core CPU, BSR technology, a built-in Google Play Store, and 6GB + 128GB of storage. It's a versatile gadget for your mindful living.

MLB says Yankees’ new “torpedo bats” are legal and likely coming
thelibertyline.com

You score 20 runs, hit 9 bombs, and people start asking questions. That’s exactly what happened to the Yankees on Saturday after they revealed the "torpedo

Debugging Lotus 1-2-3 by fax
blog.jgc.org

There isn't a lot to this story beyond the fact that in around 1990 I helped debug someone's Lotus 1-2-3 set up via fax. But it's a good re...

Runway Gen-4
runwayml.com
Oracle attempt to hide cybersecurity incident from customers?
doublepulsar.com

Kevin Beaumont - Being a provider of cloud SaaS (Software-as-a-service) solutions requires certain cybersecurity responsibilities — including being…

Turso SQLite Offline Sync Public Beta
turso.tech
Show HN: GuMCP – Open-source MCP servers, hosted for free
github.com/gumloop
show

Gumloop Unified Model Context Protocol (guMCP). Contribute to gumloop/guMCP development by creating an account on GitHub.

Browsercraft: Java Minecraft in the browser
browsercraft.cheerpj.com

Unmodified Minecraft running in the browser using CheerpJ. Play Minecraft in your browser!

Python lock files have officially been standardized
discuss.python.org

I’m a bit late to the party, but I just wanted to say thanks to Brett for addressing all the late-in-process comments and nits.

It’s not mold, it’s calcium lactate (2018)
thephcheese.com

Two weeks ago, one of my best friends and ex-cheese comrades, Chelsea, brought our old mentor/boss-lady, the illustrious Kim Martin, into the shop. Neither of them had visited us before, and it was…

AI agents: Less capability, more reliability, please
sergey.fyi

Sergey Filimonov's blog

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