HN ReaderReader

The closer we look at time, the stranger it gets
sciencefocus.com

Ling Thomas - The closer we look at time, the stranger it gets

Modern Walkmans
walkman.land

List of modern, post-mp3, current Walkmans cassette players

$30M military wreath charity buys solely from its founders' farm (2023)
militarytimes.com

About 60,000 volunteers are expected at Arlington National Cemetery on Saturday for this year’s wreath layings.

The Lost Machine Automats and Self-Service Cafeterias of NYC (2023)
untappedcities.com

Revisit the lost automats and cafeterias of New York City, self service restaurants that offered New Yorkers a place to socialize and eat!

Scientific and Technical Amateur Radio
destevez.net
Horses: AI progress is steady. Human equivalence is sudden
andyljones.com

Andy Jones - AI progress is steady. Human equivalence is sudden.

The Military Almost Got the Right to Repair. Lawmakers Just Took It Away
wired.com

Boone Ashworth - The final language of the annual bill that funds the US military is in. It removes provisions that would have helped ensure service members’ ability to fix their own equipment.

The universal weight subspace hypothesis
arxiv.org

We show that deep neural networks trained across diverse tasks exhibit remarkably similar low-dimensional parametric subspaces. We provide the first large-scale empirical evidence that demonstrates that neural networks systematically converge to shared spectral subspaces regardless of initialization, task, or domain. Through mode-wise spectral analysis of over 1100 models - including 500 Mistral-7B LoRAs, 500 Vision

Manual: Spaces
type.today
Kroger acknowledges that its bet on robotics went too far
grocerydive.com

The retailer’s decision to close three automated fulfillment centers reflects the stark changes in grocery e-commerce that have taken place in the years since it launched its partnership with Ocado.

It's ~2026 –. ChatGPT still doesn't allow email change
help.openai.com
Show HN: I built a system for active note-taking in regular meetings like 1-1s
withdocket.com
show
Doctors' estimates of the feasibility of preserving the dying for future revival
medrxiv.org

Importance: Terminally ill patients sometimes inquire about preservation procedures (e.g. cryopreservation, aldehyde-based fixation) as end-of-life treatment options, yet physician perspectives on feasibility and ethical acceptability remain uncharacterized. Objective: To assess US physicians' estimates of preservation feasibility, views on interventions to improve outcomes, and positions on ethical and legal framewo

Running on Empty: Copper
thehonestsorcerer.substack.com

The Honest Sorcerer - How peak copper arrived and went completely unnoticed

Tesla Optimus robot takes a suspicious tumble in new demo
electrek.co

Fred Lambert - A new video surfacing from a Tesla demonstration in Miami this weekend shows the Optimus humanoid robot taking a nasty...

Delivery robots take over Chicago sidewalks
blockclubchicago.org

Alec Karam - As companies dispatch more of the app-based food delivery robots into neighborhoods, some Chicagoans are sounding the alarm, citing safety and accessibility concerns.

Nearly 60% of Last Year's Graduates Still Haven't Landed Their First Job
finance.yahoo.com
Washington state Medicare users could soon have claims denied by AI
kuow.org

Starting Jan. 1, traditional Medicare recipients in Washington state will face a new hurdle to get certain procedures covered — private AI companies that get paid based on how many claims they deny.

Europe Is Under Siege
noahpinion.blog

Noah Smith - Menaced by Russia and China, abandoned by America.

Google Tells Advertisers It'll Bring Ads to Gemini in 2026
adweek.com

The discussions mark the first time advertisers have heard directly from Google about monetizing its Gemini AI chatbot

GitHub no longer uses Toasts
primer.style

GitHub no longer uses toasts because of their accessibility and usability issues.

Icons in Menus Everywhere – Send Help
blog.jim-nielsen.com
Cancer is surging, bringing a debate about whether to look for it
nytimes.com
Trials avoid high risk patients and underestimate drug harms
nber.org
Has the cost of building software dropped 90%?
martinalderson.com

Agentic coding tools are dramatically reducing software development costs. Here's why 2026 is going to catch a lot of people off guard.

Texas traffic stop reveals pitfalls of police surveillance Intel
houstonchronicle.com
Jepsen: NATS 2.12.1
jepsen.io
NVIDIA frenemy relation with OpenAI and Oracle
philippeoger.com
Quanta to publish popular math and physics books by Terence Tao and David Tong
simonsfoundation.org

New offerings from Quanta Books will invite readers on a tour of transformational ideas that have shaped our modern understanding of the universe.

AI should only run as fast as we can catch up
higashi.blog
We collected 10k hours of neuro-language data in our basement
condu.it
Show HN: DuckDB for Kafka Stream Processing
sql-flow.com
show

Create a stream processor that reads data from Kafka in less than 5 minutes.

Launch HN: Nia (YC S25) – Give better context to coding agents
trynia.ai
launch
Microsoft has a problem: lack of demand for its AI products
windowscentral.com

A new report details how Microsoft has cut some internal goals for AI sales, why? Nobody wants to use its weak products.

A series of tricks and techniques I learned doing tiny GLSL demos
blog.pkh.me
Hunting for North Korean Fiber Optic Cables
nkinternet.com

Before we go any further, one thing that I want to make clear is that the word assume is going to be doing some heavy lifting throughout this post. This was a rabbit hole that I recently went down …

Let's put Tailscale on a jailbroken Kindle
tailscale.com

Jailbreaking a Kindle makes it able to do much more. Adding Tailscale takes the Kindle even further.

Google confirms Android attacks; no fix for most Samsung users
forbes.com

Zak Doffman - Your phone is at risk until you get this update — bad news for millions of Galaxy owners.

How the Creator Economy Destroyed the Internet
theverge.com

Verge Staff - A series about the devil’s bargain between the people who make things on the internet, the platforms that distribute them, and the way we consume content

No more O'Reilly subscriptions for me
zerokspot.com
AMD GPU Debugger
thegeeko.me

Abdelhadi' blog

Tsunami warning issued after 7.6-magnitude earthquake strikes Japan
earthquake.usgs.gov
I successfully recreated the 1996 Space Jam website with Claude
theahura.substack.com

theahura - Everybody get up, it's time to slam now, we got a real jam goin down

App That Tracks ICE Raids Sues U.S., Saying Officials Pressured Apple to Remove
nytimes.com
Berkshire Hathaway Announces Leadership Appointments [pdf]
berkshirehathaway.com
7.6 earthquake off the coast of Japan
data.jma.go.jp
Nova Programming Language
nova-lang.net

Welcome!

Uber is turning data about trips and takeout into insights for marketers
businessinsider.com

Lara O'Reilly - Uber has said its ad business is on track to generate $1.5 billion in revenue in 2025. It's hoping a new insights platform will encourage more spend.

Microsoft is quietly walking back its diversity efforts
theverge.com

Tom Warren - Microsoft has dropped its diversity and inclusion report

Strong earthquake hits northern Japan, tsunami warning issued
www3.nhk.or.jp

A strong earthquake has struck northern Japan.

Paramount launches hostile bid for Warner Bros
cnbc.com
Microsoft increases Office 365 and Microsoft 365 license prices
office365itpros.com

Customers will see their bills increase from July 1, 2026 when Microsoft 365 pricing increases go into effect, adding up to $3/month for licenses.

IBM to acquire Confluent
confluent.io

IBM to Acquire Confluent

Alignment is capability
off-policy.com

Alignment is not a constraint on capable AI systems. Alignment is what capability is at sufficient depth. OpenAI and Anthropic have been running this experiment for two years.

Colors of Growth
papers.ssrn.com
Flow: Actor-based language for C++, used by FoundationDB
github.com/apple

FoundationDB - the open source, distributed, transactional key-value store - apple/foundationdb

Removing juries: 'A move towards an authoritarian state'
theguardian.com

David Lammy plans to cut the number of jury trials in England and Wales. A defendant, a victim, a barrister, a KC, a judge and a juror have concerns

Bad Dye Job
daringfireball.net

It might have made some sense to bring someone from the fashion/brand world to lead software design for Apple Watch, but it sure didn’t seem to make sense for the rest of Apple’s platforms. And the decade of Dye’s HI leadership has proven it.

Show HN: Web app that lets you send email time capsules
resurf.me
show

You write something down. But you never look at it again. Resurf just brings it back.

Survivors Clung to Wreckage for Some 45 Minutes Before U.S. Military Killed Them
theintercept.com

Nick Turse - “There are a lot of disturbing aspects. But this is one of the most disturbing.”

Twelve Days of Shell
12days.cmdchallenge.com
Einstein: NewtonOS running on other operating systems
github.com/pguyot

NewtonOS running on other operating systems. Contribute to pguyot/Einstein development by creating an account on GitHub.

The fuck off contact page
nicchan.me

How to get people to NOT contact you

Applets are officially gone, but Java in the browser is better
frequal.com
GitHub Actions has a package manager, and it might be the worst
nesbitt.io

Andrew Nesbitt - GitHub Actions has a package manager that ignores decades of supply chain security best practices: no lockfile, no integrity verification, no transitive pinning

Show HN: Lockenv – Simple encrypted secrets storage for Git
github.com/illarion
show

Simple, password-based encrypted vault for .env and infrastructure secrets. Like git-crypt or sops, but dramatically simpler. Ideal for small teams and IaC workflows - illarion/lockenv

Palantir could be the most overvalued company that ever existed
247wallst.com

Chris MacDonald - We’re entering a new period in the market. Call it what you want – a paradigm shift or simply shifting investor sentiment – but it’s clear that valuations now matter.  Unlike previous periods of time, such as the growth frenzy following the onset of the pandemic in which any unprofitable growth stock with a reasonable ... Palantir Could Be the Most Overvalued Company That Ever Existed

Socialist ends by market means: A history
lucasvance.github.io
Damn Small Linux
damnsmalllinux.org
Spinlocks vs. Mutexes: When to Spin and When to Sleep
howtech.substack.com

SD & AI - You’re staring at perf top showing 60% CPU time in pthread_mutex_lock. Your latency is in the toilet. Someone suggests “just use a spinlock” and suddenly your 16-core server is pegged at 100% doing nothing useful. This is the synchronization primitive trap, and most engineers step right into it because nobody explains when each primitive actually makes sense.

Toyota unintended acceleration and the big bowl of "spaghetti" code (2013)
safetyresearch.net

admin - Last month, Toyota hastily settled an Unintended Acceleration lawsuit – hours after an Oklahoma jury determined that the automaker acted with “reckless disregard,” and delivered a $3 million verdict to the plaintiffs – but before the jury could determine punitive damages. What did the jury hear that constituted such a gross neglect of Toyota’s due care obligations? The testimony of two plaintiff’s experts in software

Show HN: Cdecl-dump - represent C declarations visually
github.com/bbu
show

Dump complex C declarations visually. Contribute to bbu/cdecl-dump development by creating an account on GitHub.

The era of jobs is ending
thepavement.xyz

Antonio Melonio - As it fucking should.

Bag of words, have mercy on us
experimental-history.com

Adam Mastroianni - OR: Claude will you go to prom with me?

How I block all online ads
troubled.engineer

A couple of years ago, I decided I'd had enough of ads. Not just the occasional banner or a quick pre-roll video — I mean all of them. They have to go.

Mechanical power generation using Earth's ambient radiation
science.org
F-35 Fighter Jet's C++ Coding Standards [pdf]
stroustrup.com
Iced 0.14 has been released (Rust GUI library)
github.com/iced-rs

Added Reactive rendering. #2662 Time travel debugging. #2910 Animation API for application code. #2757 Headless mode testing. #2698 First-class end-to-end testing. #3059 Input method support. #277...

Proxmox delivers its software-defined datacenter contender and VMware escape
theregister.com

: New ‘Datacenter Manager’ manages VMs across multiple sites or clusters

XKeyscore
en.wikipedia.org
FBI Making List of American "Extremists," Leaked Memo Reveals
kenklippenstein.com

Ken Klippenstein - Are you on Trump's naughty list?

Syncthing-Android have had a change of owner/maintainer
github.com/researchxxl

Description of the issue status Steps to reproduce invite nel0x here and get help to carry on setup build and release: use old maintainers signing allowed? can we play sign? reinstate gh action wor...

Evidence from the One Laptop per Child program in rural Peru
nber.org
A geothermal amoeba sets a new upper temperature limit for eukaryotes
biorxiv.org
AI Slop Is Ruining Reddit for Everyone
wired.com

Kat Tenbarge - Reddit is considered one of the most human spaces left on the internet, but mods and users are overwhelmed with slop posts in the most popular subreddits.

Estimates are difficult for developers and product owners
thorsell.io

Erik Thorsell - Product Owner: Hey, how long do you believe Feature F will take? Developer: Idk. We haven’t even started working on it and it’s bound to stir up some old issues.

Millions of Americans mess up their taxes, but a new law will help
wakeuptopolitics.com

Gabe Fleisher - How bipartisan lawmakers (and “your voice at the IRS”) helped improve the tax system.

Should CSS be a constraint system instead?
pavpanchekha.com
The C++ standard for the F-35 Fighter Jet [video]
youtube.com
I failed to recreate the 1996 Space Jam website with Claude
j0nah.com

Can Claude Recreate the 1996 Space Jam Website? No. Or at least not with my prompting skills.

Semantic Compression (2014)
caseymuratori.com

An introduction to the idea that code should be approached with a mindset towards compressing it semantically, rather than orienting it around objects.

What the heck is going on at Apple?
cnn.com

Lisa Eadicicco - Apple for decades has been known for a consistent string of design-forward, tech-defining consumer products that have shaped how people use technology.

Ziglings: Learn the Zig programming language by fixing tiny broken programs
codeberg.org

ziglings - Learn the ⚡Zig programming language by fixing tiny broken programs.

The AI wildfire is coming. it's going to be painful and healthy
ceodinner.substack.com

Dion Lim - AI won’t crash—it will burn. Like every tech cycle, the fire will clear the brush, redistribute talent, and leave infrastructure to power what comes next. The question is: what kind of plant are you?

OpenAI disables ChatGPT app suggestions that looked like ads
techoreon.com

OpenAI has disabled a feature in ChatGPT that suggested third-party applications after users complained the recommendations resembled advertisements.

Locks in PostgreSQL: 3. Other locks (2020)
habr.com

We've already discussed some object-level locks (specifically, relation-level locks), as well as row-level locks with their connection to object-level locks and also explored wait queues, which are...

Martin Parr has died
bbc.co.uk

Parr rose to prominence in the mid 1980s, his colourful images capturing British life.

Scala 3 slowed us down?
kmaliszewski9.github.io

Is this clickbait? Not really. Is this the fault of the language or the compiler? Definitely not. Rather, it was part of a rushed migration. Sharing the lessons learned in the process.

Nested Learning: A new ML paradigm for continual learning
research.google
Dollar-stores overcharge customers while promising low prices
theguardian.com

A Guardian investigation reveals Dollar General and Family Dollar stores often fail to honor their shelf prices – charging more at checkout for everything from frying pans to Frosted Flakes

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Stories Count
100
total stories returned
Median
102
story points
Mean
148
avg story points