HN ReaderReader

Kraków, Poland in top 5 worst air quality worldwide
iqair.com

Keep track of the most polluted cities in the world with our air quality index (AQI) ranking.

America Is Slow-Walking into a Polymarket Disaster
theatlantic.com

Saahil Desai - Why is the media obsessed with prediction markets?

The Overcomplexity of the Shadcn Radio Button
paulmakeswebsites.com
Giving university exams in the age of chatbots
ploum.net
X For You Feed Algorithm
github.com/xai-org

Algorithm powering the For You feed on X. Contribute to xai-org/x-algorithm development by creating an account on GitHub.

Chatbot Psychosis
en.wikipedia.org
x86 prefixes and escape opcodes flowchart
soc.me
F-16 Falcon Strike
webchrono.pl
Show HN: Artificial Ivy in the Browser
da.nmcardle.com
show
Go 1.26 Interactive Tour
antonz.org

Anton Zhiyanov - New with expressions, type-safe error checking, and faster everything.

Nova Launcher added Facebook and Google Ads tracking
lemdro.id
Porsche sold more electrified cars in Europe in 2025 than pure gas-powered cars
newsroom.porsche.com

With a balanced sales structure across individual markets, Dr. Ing. h.c. F. Porsche AG, Stuttgart, delivered a total of 279,449 cars to customers around the world in 2025.

Harvard legal scholars debate the state of the U.S. constitution (2025)
harvardmagazine.com

Lydialyle Gibson - Harvard legal scholars debate the state of our founding national document.

Scaling long-running autonomous coding
simonwillison.net

Simon Willison - Wilson Lin at Cursor has been doing some experiments to see how far you can push a large fleet of "autonomous" coding agents: This post describes what we've learned from …

Reticulum, a secure and anonymous mesh networking stack
github.com/markqvist

The cryptography-based networking stack for building unstoppable networks with LoRa, Packet Radio, WiFi and everything in between. - markqvist/Reticulum

3D printing my laptop ergonomic setup
ntietz.com
Nanolang: A tiny experimental language designed to be targeted by coding LLMs
github.com/jordanhubbard

A tiny experimental language designed to be targeted by coding LLMs - GitHub - jordanhubbard/nanolang: A tiny experimental language designed to be targeted by coding LLMs

Use Social Media Mindfully
danielleheberling.xyz

Danielle Heberling - Danielle's approach to social media in 2026

Targeted Bets: An alternative approach to the job hunt
seanmuirhead.com
Starlink users must opt out of all browsing data being used to train xAI models
twitter.com
The assistant axis: situating and stabilizing the character of LLMs
anthropic.com

Anthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems.

Simple Sabotage Field Manual (1944) [pdf]
cia.gov
Level S4 solar radiation event
swpc.noaa.gov
Mammals have evolved into ant eaters 12 times since the dinosaur age – study (2025)
phys.org
Threads edges out X in daily mobile users, new data shows
techcrunch.com

Sarah Perez - Threads’ daily mobile usage has quietly surpassed X as Meta leans on cross-promotion, creator tools and fast feature rollouts — even as X faces fresh controversies

There's a hidden Android setting that spots fake cell towers
howtogeek.com

The best defense against Stingrays...if your device supports it.

Netflix tells directors to repeat plot for people using phones, says Matt Damon
nme.com

Sam Warner - Matt Damon has claimed that Netflix pushes writers to reiterate the plot for viewers who are watching while on their phones.

Greenland Crisis
en.wikipedia.org
Understanding C++ Ownership System
blog.aiono.dev
Weight Transfer for RL Post-Training in under 2 seconds
research.perplexity.ai

Ultra-fast cross-GPU model sync

Fix macOS 26 (Tahoe) exaggerated rounded corners
github.com/makalin

CornerFix is a lightweight macOS menu bar app that restores sharp display edges by overlaying customizable “caps” on the screen corners. Safe, SIP-friendly, and easy to use, it lets you toggle, res...

Americans Are the Ones Paying for Tariffs, Study Finds
wsj.com
Nonviolence
kinginstitute.stanford.edu
Letter from a Birmingham Jail (1963)
africa.upenn.edu
There is no comfortable reading position
slate.com

Luke Winkie - Don’t act like you don’t know what I’m talking about.

US Places Arctic Airborne Troops on Standby as Greenland Dispute Escalates
thedefensenews.com

A Kumar - ANCHORAGE WASHINGTON The Pentagon has issued prepare-to-deploy orders to roughly 1 500 active-duty soldiers from the 11th Airborne Division setting off a wave of debate

Trump's Letter to Norway Should Be the Last Straw
theatlantic.com

Anne Applebaum - Will Republicans in Congress ever step in?

Show HN: Subth.ink – write something and see how many others wrote the same
subth.ink
show
Nearly a third of social media research has undisclosed ties to industry
science.org
Notes on Apple's Nano Texture (2025)
jon.bo

2024 Nano Texture Macbook Pro on the left; 2021 Glossy Macbook Pro on the right TLDR: the Nano Texture performs wonderfully anywhere where light used to be a factor and used to force me to shade my screen or avoid the place entirely. I’m less concerned with where I sit indoors. Coffee shops / offices with skylights or intense lighting are much more comfortable Coding and working outside is now feasible: browsing the

A Brief History of Ralph
humanlayer.dev

The Ralph Wiggum Technique went viral in the last week of 2025. Here's the story of ralph since the first time I met Geoff in June of 2025.

Show HN: An interactive physics simulator with 1000’s of balls, in your terminal
github.com/minimaxir
show

A colorful interactive physics simulator with thousands of balls, but in your terminal! - minimaxir/ballin

What came first: the CNAME or the A record?
blog.cloudflare.com

A recent change to 1.1.1.1 accidentally altered the order of CNAME records in DNS responses, breaking resolution for some clients. This post explores the technical root cause, examines the source code of affected resolvers, and dives into the inherent ambiguities of the DNS RFCs.

Fix your robots.txt or your site disappears from Google
alanwsmith.com

a post from alan w. smith

What it's like to be banned from the US for fighting online hate
technologyreview.com

How did the two directors of the German digital rights nonprofit HateAid become targets of the Trump administration? Here’s how they’re continuing their mission.

Cows can use sophisticated tools
nautil.us

Devin Reese - The “Far Side” Had It All Wrong—Cows Really Can Use Sophisticated Tools: Upending Gary Larson’s premise that cows are too daft to use tools.

Apple testing new App Store design that blurs the line between ads and results
9to5mac.com

Benjamin Mayo - Apple is testing a new design for App Store search ads on iPhone. Some users on iOS 26.3 are noticing...

Show HN: Pipenet – A Modern Alternative to Localtunnel
pipenet.dev
show
The microstructure of wealth transfer in prediction markets
jbecker.dev

Jonathan Becker - Slot machines on the Las Vegas Strip return about 93 cents on the dollar. This is widely considered some of the worst odds in gambling. Yet on Kalshi, a CFTC-regulated prediction market, traders have wagered vast sums on longshot contracts with historical returns as low as 43 cents on the dollar. Thousands of participants are voluntarily accepting expected values far lower than a casino slot machine to bet on their c

American importers and consumers bear the cost of 2025 tariffs: analysis
kielinstitut.de
CSS Web Components for marketing sites (2024)
hawkticehurst.com

Hawk Ticehurst - The truly No JavaScript web component.

"Anyone else out there vibe circuit-building?"
twitter.com
GLM-4.7-Flash
huggingface.co

We’re on a journey to advance and democratize artificial intelligence through open source and open science.

West Midlands police chief quits over AI hallucination
theregister.com

: Craig Guildford banned Israeli fans based on Microsoft's match report, told MPs 'we don't use AI,' then discovers... they did

Trump links Greenland dispute to not getting Nobel Peace Prize
bbc.co.uk

The US president says he no longer feels obliged to think only of peace, after not being awarded the annual prize.

Trump tells Norway's PM he has no obligation to 'think purely of peace'
euronews.com

Trump has boasted about ending eight wars, styling himself as "the president of peace" and therefore deserving of the Nobel honour but those claims have been exaggerated.

Fire Shuts GTA 6 Developer Rockstar North, Following Report of Explosion
ign.com

Fire services attended the offices of Grand Theft Auto 6 developer Rockstar North this morning and secured "structural damage" following a reported boiler explosion.

Ask HN: COBOL devs, how are AI coding affecting your work?
news.ycombinator.com
ask
Article by article, how Big Tech shaped the EU's roll-back of digital rights
corporateeurope.org
Amazon is ending all inventory commingling as of March 31, 2026
twitter.com
Robust Conditional 3D Shape Generation from Casual Captures
facebookresearch.github.io
40% of Kids Can't Read and Teachers Are Quitting [video]
youtube.com
Nvidia contacted Anna's Archive to access books
torrentfreak.com
/R/selfhosted limits vibecoded apps
reddit.com/r/selfhosted
Nuclear elements detected in West Philippine Sea
philstar.com

Bella Cariaso - The University of the Philippines Marine Science Institute has detected elevated levels of iodine-129 – an isotope commonly used as an indicator of nuclear activity – in seawater samples from the West Philippine Sea.

RISC-V is coming along quite speedily: Milk-V Titan Mini-ITX 8-core board
tomshardware.com

RISC-V is coming along quite speedily.

Wikipedia: WikiProject AI Cleanup
en.wikipedia.org
The Jolla Phone Proved We've Been Using Smartphones Wrong All Along
techglimmer.io

The new Jolla Phone brings hardware privacy switches, Sailfish OS 5, and replaceable batteries. Discover why this €579 Linux phone is redefining digital sovereignty in 2026.

US believes its power matters more than international law, UN chief
bbc.co.uk

António Guterres says Washington's "clear conviction" is that multilateral solutions are irrelevant.

Greenpeace pilot brings heat pumps and solar to Ukrainian community
pveurope.eu
I was a top 0.01% Cursor user, then switched to Claude Code 2.0
blog.silennai.com

A comprehensive guide to Claude Code from someone who's been using coding AI since 2021. Learn the 5 pillars of agentic coding, custom commands, and advanced workflows.

Trump Links Greenland Threats to Nobel Peace Prize Snub
bloomberg.com
Radboud University selects Fairphone as standard smartphone for employees
ru.nl

Radboud University has decided to choose Fairphone as its standard company smartphone model for reasons of sustainability, cost efficiency and management support.

MTOTP: Wouldn't it be nice if you were the 2FA device?
github.com/VBranimir

mTOTP is an experimental, manual variant of TOTP designed to be computed by a human without electronic devices. It explores the limits of time-based authentication under strict human constraints an...

The coming industrialisation of exploit generation with LLMs
sean.heelan.io

Recently I ran an experiment where I built agents on top of Opus 4.5 and GPT-5.2 and then challenged them to write exploits for a zeroday vulnerability in the QuickJS Javascript interpreter. I adde…

A decentralized peer-to-peer messaging application that operates over Bluetooth
bitchat.free
Anthropic disabled my account after payment cancer patient/medical data trapped
news.ycombinator.com
ask
Bypassing Gemma and Qwen safety with raw strings
teendifferent.substack.com

Tarun Reddi - How a Single Function Call Gates Safety Alignment in Gemma, Qwen, and Other Open-Source LLMs

Show HN: Pdfwithlove – PDF tools that run 100% locally (no uploads, no back end)
pdfwithlove.netlify.app
show

Professional-grade PDF tools running entirely in your browser memory. Absolute privacy for your sensitive documents.

Show HN: AWS-doctor – A terminal-based AWS health check and cost optimizer in Go
github.com/elC0mpa
show

Diagnose AWS costs, detect idle resources, and optimize cloud spending directly from your terminal. 🩺 ☁️ - elC0mpa/aws-doctor

CD Projekt issue DMCA takedown notice against popular Cyberpunk VR mod
patreon.com
San Francisco coyote swims to Alcatraz
sfgate.com
All your OpenCodes belong to us
johncodes.com

all your OpenCodes belong to us

The Code-Only Agent
rijnard.com

Rijnard van Tonder - When code execution really is all you need. Exploring what happens when an AI agent can only write and run code.

Show HN: I quit coding years ago. AI brought me back
calquio.com
show

Calquio - Free online calculators for compound interest, BMI, percentage, age, and more. Accurate tools for finance, health, math, and everyday needs.

YouTube is silently deleting uploaded SRV3 (styled) subtitles
reddit.com/r/youtube
High-speed train collision in Spain kills at least 39
bbc.com

The incident happened near the town of Adamuz, close to the city of Cordoba.

Prediction: Microsoft will eventually ship a Windows-themed Linux distro
gamesbymason.com

When you think Microsoft you probably don't think sense of humor. And yet, I'm convinced that Microsoft is going to do a very specific *very* funny thing within our lifetimes.

Show HN: Beats, a web-based drum machine
beats.lasagna.pizza
show

kinduff - A web-based drum machine inspired by Teenage Engineering Pocket Operators. Create, save, and share beats with 16-step sequencing and multiple instruments.

Texas police invested in phone-tracking software and won’t say how it’s used
texasobserver.org

Francesca D’Annunzio - One sheriff who leads an anti-smuggling task force says the software helps “develop leads to eventually obtain probable cause.” Civil liberties experts say its use violates constitutional rights.

Show HN: Dock – Slack minus the bloat, tax, and 90-day memory loss
getdock.io
show

Team chat without the bloat. Unlimited search, even on free. No AI tax. No feature overload. Built for startups who ship.

Dead Internet Theory
kudmitry.com

The other day I was browsing my one-and-only social network -- which is not a social network, but I'm tired of arguing with people online about it -- HackerNews...

Microslop: A Web Browser Extension
github.com/4O4-wasd

An extension that converts Microsoft to Microslop. Contribute to 4O4-wasd/Microslop development by creating an account on GitHub.

Breaking the Zimmermann Telegram (2018)
medium.com
Around 1,500 soldiers on standby for deployment to Minneapolis
bbc.co.uk

The troops are an option should Donald Trump decide to use them to quell anti-ICE protests in the city, an official tells CBS News.

Tired of AI, people are committing to the analog lifestyle in 2026
cnn.com

Ramishah Maruf - With our homes and lives swarming with AI-powered devices, assistants and chatbots, a backlash is brewing.

60% of Legal Searches Now End Without a Click
talk24.ai

Talk24 Team - AI Overviews are answering legal questions before users reach your website. Traffic is down 19%, CPCs are up 568%, and the old playbook is breaking.

Prediction markets are ushering in a world in which news becomes about gambling
msn.com
Show HN: HTTP:COLON – A quick HTTP header/directive inspector and reference
httpcolon.dev
show
Flux 2 Klein pure C inference
github.com/antirez

Flux 2 image generation model pure C inference. Contribute to antirez/flux2.c development by creating an account on GitHub.

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