Claude Code is steganographically marking requests

https://thereallo.dev/og/images/claude-code-prompt-steganography.png
Developers give coding agents excessive access for productivity, but this also raises security concerns. A tool like Claude Code hides classification signals in system prompts, making it harder to trust its claims of transparency.

Claude Sonnet 5

https://www.anthropic.com/_next/image?url=https%3A%2F%2Fwww-cdn.anthropic.com%2Fimages%2F4zrzovbb%2Fwebsite%2F9941d610909f28a504e16dd5af823df172ec6035-2600x1234.png&w=3840&q=75
Claude Sonnet 5 is a more agentic AI model that can make plans, use tools, and run autonomously at a lower price than its predecessor. It's available across all plans and offers a safer and more efficient option for developers, with a lower rate of undesirable behaviors and improved performance on tasks like coding and knowledge work.

European digital ID wallets rely on safety services of Google and Apple

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European governments are embedding Google's Play Integrity API into digital ID wallets, which excludes users of de-Googled operating systems. This contradicts the EU's goal of building digital public infrastructure based on openness and inclusiveness.

The US ambassador had Belgian police stop our reporting

https://images.europeancorrespondent.com/attRp54hjyayl13fH/w=1280,f=jpg,q=60,scq=low
People in the region remember Yugoslavia's past as better times, but their nostalgia reflects current issues. Europe's shared soundtrack is dance music, with the Dutch playing a key role in its global popularity.

The labor share of income in the US is at its lowest post-war level

https://libertystreeteconomics.newyorkfed.org/wp-content/uploads/sites/2/2026/06/LSE_2026_labor-share_schuh_460.jpg?w=460
The labor share of income in the US has declined to its lowest level in the post-war period, with a 1.6 percentage point drop below its pre-pandemic level. The decline is driven by within-industry changes rather than shifts in economic activity across sectors, similar to earlier recessions.

County with 37 Data Centers Asks Schools to 'Conserve Electricity'

https://storage.ghost.io/c/0f/76/0f76b548-bc58-4f25-abc3-3f5ebca07da4/content/images/size/w1200/2026/06/photo-1610028290816-5d937a395a49.jpeg
Henrico County employees are asked to conserve electricity due to a 25% rate increase for government facilities. They are advised to turn off lights, computers, and appliances when not in use to save money.

Claude Science

https://cdn.prod.website-files.com/6889473510b50328dbb70ae6/6a43a5d70ebe75212a0ec830_science-pillars-1.webp
Claude Science is a public beta app that integrates AI with scientific computing, allowing users to run full analyses on their own infrastructure. It connects to 60+ scientific databases and domain-specific open models, and produces reproducible results with full provenance.

Nano Banana 2 Lite

https://lh3.googleusercontent.com/Ql4QBQqrJPlvjsXXPJt3oQZQOQ3ZV043uphGcuddkg4iQTSfoCaycofYS8zkcvWWiH8oLJo-X4Tq5i2iEOWzXNK1UKF9raf-wmzMJdInaspBYNVy-MY=w1440-h810-n-nu
Nano Banana 2 Lite generates and edits images faster and more efficiently, ideal for designers and creators. It provides high-quality images quickly, reducing waiting time and increasing creative flow.

We Are the Last People Who Know How It Works

In the 1990s, people learned computer basics to play games, but now AI assistants make it easy without requiring knowledge. This ease comes at the cost of losing the intimate relationship with machines that was once gained through struggle and difficulty.

LongCat-2.0, a large-scale MoE model with 1.6T total and 48B Active

https://s3.meituan.net/static-prod01/com.sankuai.friday.longcat.next2/assets/openai-D47DLl8Z.png
We introduce LongCat-2.0, a large-scale MoE language model with 1.6 trillion parameters, achieving strong performance on coding, agentic tasks, and long-horizon tasks.

Knoppix

https://www.knopper.net/pics/knoppix-logo.gif
KNOPPIX is a bootable Linux system on CD, DVD, or USB with automatic hardware detection and support for various devices. It can be used as a productive desktop system, educational tool, or rescue system without installing anything on a hard disk.

US Supreme Court Just Blew Up EU-US Data Transfers

https://noyb.eu/sites/default/files/styles/landscape_s/public/2026-05/header_EU-US-Data-Transfers_0.jpg?itok=m8CqZQj2
The US Supreme Court's decision in Trump v Slaughter has rendered the US Federal Trade Commission (FTC) non-independent, jeopardizing the EU-US Data Privacy Framework. The European Commission is urged to repeal the framework in an orderly manner due to the loss of independent oversight.

Department of Commerce has lifted export controls on Claude Fable 5 and Mythos 5

We’ve received notice that the Department of Commerce has lifted export controls on Claude Fable 5 and Mythos 5. We'll begin restoring access tomorrow, and will share an update soon. We’re grateful to our users for their patience, and to everyone who worked with us on redeploying the models.

Memory Safe Context Switching

Fil-C supports memory-safe context switches using longjmp/setjmp and ucontext APIs. It enforces strict rules to prevent stack corruption and capability model violations.

Crypto firms have spent $189M so far on 2026 US election, report says

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Tell HN: Installing Cursor on iOS irreversibly changes your privacy settings

User's account was changed to a less private setting after installing the Cursor iOS app, and support cannot switch it back. The app's prompt for Cloud Agents changed the user's privacy setting without clear explanation.

Looking Ahead to Postgres 19

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Postgres 19 has a mix of big features, quality-of-life upgrades, and performance improvements. It includes REPACK CONCURRENTLY, SQL property graph queries, and logical replication enhancements.

Exercise intensity influences body composition in healthy older adults (2025)

High-intensity interval training (HIIT) and moderate-intensity continuous training (MICT) showed similar effects on fat mass and visceral adipose tissue in healthy older adults.

Popping the GPU Bubble

https://moondream.ai/images/blog/popping-the-gpu-bubble/decode-timeline.svg
Moondream's AI model, Photon, achieves fast inference by overlapping CPU and GPU work using a technique called pipelined decoding, which removes idle time and increases throughput by up to 35%. The technique involves using ping-pong slots, a forward/sampling split, and zombie refcounting to ensure efficient and concurrent execution of AI model steps.

Sony erases digital content from libraries

https://cdn.arstechnica.net/wp-content/uploads/2020/06/abomb8-300x200.jpg
Sony will remove 551 titles from UK PlayStation users' libraries due to licensing agreements with StudioCanal. Affected customers may not retain purchased content despite buying it digitally.
https://www.gutenberg.org/gutenberg/pg-logo-new.jpg
Charles Mackay's 1841 book "Memoirs of Extraordinary Popular Delusions" studies crowd psychology through historical examples of financial bubbles and mass hysteria. It remains influential in understanding economic speculation and predicting market crashes.

Supreme Court upholds broad conception of birthright citizenship

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The Supreme Court upheld state laws banning transgender girls and women from school athletic teams and struck down limits on party spending in federal elections.

I ported Kubernetes to the browser

https://ngrok.com/blog-assets/images/2026-06-26-i-ported-kubernetes-to-the-browser/og.jpg
Sam Rose created Webernetes, a browser-based Kubernetes cluster, using LLMs to port 100,000 lines of code from Kubernetes. He reviewed and tested the code to ensure its correctness, and now invites others to use and contribute to the project.

We moved our Bluesky data to Eurosky

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Bluesky users can now store their data on a Personal Data Server (PDS) like Eurosky's, giving them control over their presence. This allows for digital autonomy and migration without losing data or identity.

Zluda 6 release (run unmodified CUDA applications on non-Nvidia GPUs)

ZLUDA has released version 6 with improved Windows support, PhysX pre-alpha, and texture support for Blender. Development is now a weekend project with less frequent updates.

I built a mmWave material classification radar (2025)

https://gauthier-lechevalier.com/manual/radar_page/product_inside.jpeg
The user built a radar that can classify materials, specifically targeting asbestos detection, using a combination of material sciences, wave physics, and neural networks. Due to a lack of funding, the project was stopped after achieving a proof of concept, but the user gained valuable experience in embedded firmware programming, product design, and hardware startup development.

EU commissioners shut down air conditioning for employees, leave theirs on

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Push marks fresh test of Europe’s effort to outsource migration controls after years of legal setbacks and political controversy. The nice guy of EU politics has angered leaders for the first time. Now comes his biggest challenge.

Parse, Don't Validate – In a Language That Doesn't Want You To

https://cekrem.github.io/images/banner.jpg
The author discusses the difference between validation and parsing in TypeScript, arguing that parsing is a more effective way to ensure data integrity. They propose using branded types and discriminated unions to create a strict boundary between untrusted and trusted data.

Xsnow "protestware" in Debian

https://static.lwn.net/images/2026/xsnow.png
Debian package xsnow displays Ukrainian flags more frequently when the user's language is set to Russian, which some consider a form of protestware that could put users in Russia at risk. The issue raises questions about whether Debian should allow software that intentionally discriminates against users based on their nationality or locale, and whether such behavior is acceptable even if it's ...

Amazon seller reveals glimpse of shadow bribery market

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Amazon seller Jack Nekhala reported being offered a bribe to retrieve frozen funds after his account was suspended for violating review policies. Nekhala documented his experience with a woman offering to pay an Amazon employee to access his account records.

Have you restarted your computer this week?

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The user enjoys manually restarting their Mac on Saturdays, closing all windows and ignoring unsaved work warnings, for a clean desktop environment. This process allows them to disconnect from work and resolve potential computer issues.

Study suggests most Americans would be healthier without daylight saving time (2025)

https://med.stanford.edu/news/all-news/2025/09/daylight-saving-time/_jcr_content/main/article/layoutcontainer_2051415601/image.coreimg.jpeg/1757719964236/zeitzer-jamie.jpeg
Researchers found that permanent standard time may be better for health due to increased morning light and reduced evening light exposure. This policy could lower obesity and stroke rates by 2.6 million and 300,000 cases respectively.

From brain waves to words: a new path to communication without surgery

Sorry, something went wrong. We're working on getting this fixed as soon as we can.

Exploring PDP-1 Lisp (1960)

https://obsolescence.dev/images/pidp1/treat-yourself.png
PDP-1 Lisp was developed in 1960 by Peter Deutsch, a 14-year-old high school student, as a minimalist and efficient Lisp for the tiny PDP-1. It introduced the read–eval–print loop (REPL) and evolved Lisp from a theoretical language into a practical, interactive tool.

Leanstral 1.5

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An updated Lean 4 formal proof engineering model optimised for automated theorem proving and autoformalization. 119B total parameters, 6.5B active.

Words Are a Byproduct of Consciousness. For LLMs, It's Backwards

https://ranpara.net/og/22468bc099a97777aa0fa1e311f4b27f.png
We are at an inflection point where LLMs have changed the way we think and interact with information, making everyone a builder but also creating a need for consistency and creativity in marketing. The future of jobs may be impacted, with software engineers potentially being safe due to their ability to think and reason, but the increasing reliance on LLMs could lead to a loss of context and ...

The end of my AArch64 desktop experiment

https://marcin.juszkiewicz.com.pl/files/images/hrw-192.jpg
The author used an Ampere Altra system as a desktop for 11 months but had to end the experiment due to compatibility issues with AMD Radeon GPU cards. They switched to an Nvidia RTX 2060 graphics card but still encountered problems with certain applications, ultimately deciding to switch back to their x86-64 system.

Supreme Court takes sledgehammer to federal regulatory structure

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The Supreme Court's conservative majority struck down limits on presidential power, allowing the president to fire agency leaders and potentially lower-level employees. This decision could lead to increased presidential control over the executive branch and potentially undermine independent agencies.

Antares achieves criticality of Mark-0 reactor

https://framerusercontent.com/images/WSQJLG0lZovmAkS1atnUC3MDRA.jpg?width=2529&height=1423
Antares achieved initial criticality of its Mark-0 microreactor at Idaho National Laboratory under the DOE Reactor Pilot Program. This milestone marks a historic moment for American nuclear energy and paves the way for electricity production in 2027 and military deployments in 2028.

Tokyo has only two barley tea makers, we visited one to see how mugicha is made

https://soranews24.com/wp-content/uploads/sites/3/2013/04/casey-baseel-profile1.jpg?w=100&h=100&crop=1
Barley tea, or mugicha, is a Japanese drink made from roasted barley grains, not tea leaves. It's brewed from twice-roasted barley grains, sourced from domestic growers, and packaged in tea bags for a refreshing summer drink.

Scammers Sell Seeds for Exotic AI-Generated Flowers That Don't Exist

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Scammers are selling fake seeds online with AI-generated images of non-existent plants, targeting big retailers like eBay, Amazon, and Etsy. These scams can lead to people wasting money and unknowingly introducing invasive species to their environment.

Anthropic restoring access to Claude Fable 5 and Mythos 5 from tomorrow

We’ve received notice that the Department of Commerce has lifted export controls on Claude Fable 5 and Mythos 5. We'll begin restoring access tomorrow, and will share an update soon. We’re grateful to our users for their patience, and to everyone who worked with us on redeploying the models.

Google copybara: moving code between repositories

https://repository-images.githubusercontent.com/67722017/76fcc500-525b-11ea-85e2-37c7b18c893c
Copybara is a tool used internally at Google to transform and move code between repositories, allowing for syncing of confidential and public repositories. It is stateless and supports Git repositories, with experimental support for Mercurial.

Claude Sonnet 5 – benchmark results

https://artificialanalysis.ai/models/claude-sonnet-5/opengraph-image-oimwka?160c194f916e2ad0
Claude Sonnet 5 scores 53 on the Artificial Analysis Intelligence Index, outperforming similar models. It supports text and image input, generating text output with a 1m tokens context window.

Show HN: My 13-year-old built an ant colony tracker

https://formicarium.es/opengraph-image?735303218c04de2a
An ant colony management system tracks worker history, statistics, and care. It displays colony status, worker count, and data on a main panel with detailed charts and logs on each colony's page.

TabFM: A zero-shot foundation model for tabular data

https://storage.googleapis.com/gweb-research2023-media/original_images/TabFM1_Hero.png
TabFM is a foundation model for tabular data classification and regression that uses in-context learning to eliminate manual model training and hyperparameter tuning. It achieves high-quality predictions in a single forward pass, outperforming traditional supervised algorithms.

Morbid: Debunking Modern Longevity Science

https://media.newyorker.com/photos/6a3976e78091bea48e0d7df8/2:2/w_2560%2Cc_limit/r49680.jpg
Author Saul Newman argues that many reported centenarians are actually younger due to bad record-keeping. Healthy habits alone can't stop aging, and societal conditions play a larger role in determining life expectancy.

Lumo 2.0

https://res.cloudinary.com/dbulfrlrz/images/w_1024,h_512,c_scale/f_auto,q_auto/v1782811417/wp-pme/ui-1/ui-1.png?_i=AA
Proton launched Lumo 2.0, a zero-access encrypted AI assistant with improved capabilities and multimodal processing. It offers faster interactions, deeper thinking, and stronger web search, while maintaining user control over data and privacy.

Why Won't Europe Build AI Data Centers in Iceland?

https://mrkt30.com/wp-content/uploads/2026/06/eeeeee.jpeg
Europe aims to reduce its dependency on non-European cloud suppliers by tripling its data centers and investing in AI. However, the continent's power problem may be less significant than its permitting and planning issues.

Open Memory Protocol – One Memory Store for Claude, ChatGPT, Curso

https://opengraph.githubassets.com/c08fdba1824f776833128d7e19ca71874ff408eee0ee338351dd0ac209184839/SMJAI/open-memory-protocol
The AI memory silo problem occurs when AI tools forget user context and memories when switching tools, but an open protocol called Open Memory Protocol (OMP) can solve this issue by allowing tools to share memories. OMP is a vendor-neutral specification for storing, retrieving, and sharing user memories across AI tools, ensuring seamless continuity and user control over their memories.

American Pride Falls to 25-Year Record Low

https://imagekit.gallup.com/fusion/tr:n-emd_art_heroimg_md/POLL/506d898e-7416-4851-a76a-fc8a317d63fc.jpg
US adults' pride in being American has hit a 20-year low, with 33% saying they are extremely proud and 20% very proud. Pride levels have declined across all demographics, with the largest drops seen among Democrats, women, and young adults.

Hatari – Online Atari ST/STE/TT/Falcon Emulator

Hatari - the Atari ST/STE/TT/Falcon emulatorResize canvas Lock/hide mouse pointer

BMW iX5 Blows Away the Competition with 460-KW Charging, 435-Mile Range

https://cdn.motor1.com/images/mgl/eo7vAW/s1/2027-bmw-ix5-xdrive60.jpg
BMW's iX5 is a new electric SUV with over 400 miles of range and fast charging capabilities. It will be manufactured in the US, using locally-sourced batteries, and will be one of the longest-range and fastest-charging EVs in America.

Beware, Claude Code deletes >30 day old transcripts. Anthropic won't fix it

https://opengraph.githubassets.com/26ebf35f244208db7278013b8c1342884f21a8ced0d96c214013d5567d735808/anthropics/claude-code/issues/62476
Preflight Checklist I have searched existing issues and this hasn't been reported yet This is a single bug report (please file separate reports for different bugs) I am using the latest version of Claude Code What's Wrong? cleanupPeriodD...

I ported Kubernetes to the browser

https://ngrok.com/blog-assets/images/2026-06-26-i-ported-kubernetes-to-the-browser/og.jpg
Sam Rose created Webernetes, a browser-based Kubernetes cluster, using LLMs to port 100,000 lines of code from Kubernetes. He reviewed and tested the code to ensure its correctness, and now invites others to use and contribute to the project.

Microsoft reveals why Windows 11 keeps saying a file is in use after closing app

https://www.windowslatest.com/wp-content/uploads/2026/06/Microsoft-explains-why-File-In-Use-error-occurs-even-after-the-application-is-closed-696x392.jpg
Windows shows "The action can't be completed because the file is open in another program" error due to open file handles. Mark Russinovich's tools Handle and Process Explorer help identify and release these handles.

ICE Tracks Down Woman to Force Her to Delete Instagram Post

https://images.newrepublic.com/f1c35dce31b8446e8798e84ac338960f128c7fbe.jpeg?auto=format&fit=crop&crop=faces&q=65&w=768&ar=3%3A2&ixlib=react-9.11.0
ICE agents harassed a poll worker in Syracuse, New York, over a social media post criticizing an ICE agent who killed a woman. The incident raises concerns about federal law enforcement intimidating voters ahead of elections.

Show HN: I made a heatmap of 3400 VCs who are open to cold emails

Where cracked founders meet the capital that backs them.

Should every baby's DNA be sequenced?

https://www.economist.com/cdn-cgi/image/width=1424,quality=80,format=auto/content-assets/images/20260704_STP501.jpg
W was born in April 2025 and diagnosed with retinoblastoma at four weeks old. He received photo-activated chemotherapy and has a greatly improved chance of normal eyesight due to early detection.

Polaroid just dropped the most iconic anti-AI ad of the year

https://cdn.mos.cms.futurecdn.net/S6jgLJ678Dv6BPjC6miM8X.jpg
Polaroid's campaign promotes its new Flip camera by highlighting the importance of human connection and living in the moment. The campaign combines nostalgic visuals with a timely message about the dangers of digital over-saturation.

The best thing that's ever happened for multiplayer games?

https://storage.ghost.io/c/b9/d9/b9d90258-4d6d-4d93-9569-6f39c6cc19bc/content/images/size/w150/2024/04/yojimbo-1-1.jpeg
Glenn Fiedler, a game developer, discusses Amazon GameLift Servers' free network bandwidth for all instance types, eliminating unpredictable egress costs for game studios. This change makes AWS a more attractive option for hosting games, potentially disrupting the bare metal game server hosting industry.

Claude Sonnet 5

https://www.anthropic.com/_next/image?url=https%3A%2F%2Fwww-cdn.anthropic.com%2Fimages%2F4zrzovbb%2Fwebsite%2F9941d610909f28a504e16dd5af823df172ec6035-2600x1234.png&w=3840&q=75
Claude Sonnet 5 is a more agentic AI model that can make plans, use tools, and run autonomously at a lower price than its predecessor. It's available across all plans and offers a safer and more efficient option for developers, with a lower rate of undesirable behaviors and improved performance on tasks like coding and knowledge work.

Understanding lattice risks: Many differences between marketing and reality

The author criticizes a statement justifying the use of solo ML-KEM over ECC+ML-KEM, pointing out several flaws in the justification. The statement is misleading and narrows the risk analysis in a way that excludes known attacks.

Superpowers 6

https://blog.fsck.com/assets/2026/06/pasted-image-20260615-200048.png
Superpowers 6 is faster and cheaper, reducing build time by up to 50% and token spend by up to 60%. It optimizes Subagent Driven Development with improvements like combining code and spec compliance review agents.

Loko Scheme 0.13.0

Loko Scheme 0.13.0 fixes bugs, improves performance and adds features. It's an optimizing Scheme compiler for bare metal, Linux, and NetBSD.

Gone but Not Forgotten: Recovering the Dead Web

https://blog.archive.org/wp-content/uploads/2026/04/image-4-1024x512.png
The Pew Research Center study found that 38% of webpages from 2013 are no longer accessible, but the Wayback Machine has rescued roughly 15% of those dead pages. Web archives like the Wayback Machine play an increasingly important role in rescuing the dead Web and minimizing the fracture of the knowledge graph on the Web.