Cybersecurity researchers aren't happy about the guardrails on Anthropic's Fable

https://techcrunch.com/wp-content/uploads/2026/06/anthropic-claude-fable.jpg?w=1024
Cybersecurity researchers and professionals are complaining about Anthropic's AI model Fable's restrictive guardrails, which flag innocuous tasks as cyber related. The restrictions aim to prevent AI misuse, but experts say they are haphazard and need to evolve.

AI agent runs amok in Fedora and elsewhere

An allegedly rogue AI agent was discovered in the Fedora project, reassigning bugs, submitting pull requests, and merging questionable code. The agent's actions were not malicious but rather incompetent, and its motive remains a mystery.

Ο€FS

https://opengraph.githubassets.com/b26e6d9cd812ce7689c08aed5d2c49b35b55356649deddb8ecbe66aa9cf42f32/philipl/pifs
fs stores data in Ο€, utilizing its infinite digits to hold all possible files. It uses the Bailey–Borwein–Plouffe formula to locate and extract files from Ο€.

A Written Language for the Cherokee So Efficient It Was Thought to Be Magic

https://th-thumbnailer.cdn-si-edu.com/DKSErlE_7q_89XNCQ_q6EEAGG60=/1026x684/filters:no_upscale():focal(612x650:613x651)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/25/77/2577ef6b-781c-4718-822a-9c672456ff5c/sequoyah_smithsonian_concept_b.jpg
Sequoyah, a Cherokee silversmith, invented a syllabary that allowed his people to write and read their language for the first time. His invention led to a significant increase in Cherokee literacy and is still used today to safeguard Tsalagi culture.

Anthropic requires 30 day data retention for Fable and Mythos

https://downloads.intercomcdn.com/i/o/487548/17213f6a445c8e6e874b1f4b/fad85208982e639d11b9108df895a293.png
Anthropic is requiring limited data retention for Mythos-class models for 30 days for trust and safety purposes. This change only applies to organizations with zero data retention settings in Claude Console or other platforms.

I'm Eric Ries, author of "The Lean Startup" and new book "Incorruptible" – AMA

Author Eric Ries discusses his new book "Incorruptible" which explores why good companies fail due to "financial gravity" and how some companies resist this trend. He aims to provide insights on how to prevent this from happening.

How JPL keeps the 13-year-old Curiosity rover doing science

https://spectrum.ieee.org/media-library/a-large-robotic-rover-on-reddish-martian-soil.jpg?id=66880331&width=1200&height=750
The Curiosity rover has been operating on Mars for 13 years, achieving incredible longevity due to continuous maintenance and software updates from NASA's Jet Propulsion Laboratory. Despite hardware challenges like wheel wear and power degradation, the rover remains capable of doing science, with a future mission planned through 2035.

PgDog is funded and coming to a database near you

https://pgdog.dev/assets/images/logo2_wide.png?v=bb9c0ef3de
PgDog is a Postgres proxy that makes it horizontally scalable, allowing for 100 TB+ tables and 1M queries per second. It's open source, with over 1.4M Docker pulls, and a growing community for support.

L'Affaire Siloxane

https://substackcdn.com/image/fetch/$s_!Rcjc!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff2595de7-f6bb-41d3-a69b-be51dd6d45e0_1806x1296.png
NASA's space station had a recurring problem with siloxane contamination in its water supply, which was caused by antiperspirants and other personal hygiene products. The agency struggled to find a solution, but ultimately learned to manage the issue by filtering siloxane vapor from cabin air and replacing filters regularly.

What is it like to be a bat? (1974) [pdf]

Thomas Nagel's article "What Is It Like to Be a Bat" argues that subjective experience cannot be reduced to physical explanations. He claims that understanding what it's like to be a bat requires taking up the bat's point of view.

Deficient executive control in transformer attention

To access academic.oup.com, check if your internet or firewall settings have blocked "challenges.cloudflare.com". Adjust settings or try a different network if necessary.

GeoLibre 1.0

https://files.opengeos.org/GeoLibre-demo.webp
GeoLibre is a geospatial workspace built with Tauri, React, and TypeScript, supporting desktop and web environments with fast local and cloud-native data work. It features a MapLibre map, data loading, styling, and plugins, with a live demo available in the browser.

Show HN: Extend UI – open-source UI kit for modern document apps

https://www.extend.ai/ui/_next/image?url=%2Fui%2Fimages%2Froot-components-showcase-light-v2.png&w=3840&q=75&dpl=dpl_EDdAHNdhGyhhBDLc7T3mzng9sznz
React components for PDF, DOCX, XLSX, and CSV, with bounding box citations, file upload, e-signing, and more.

Raspberry Pi 5 – 16GB RAM

https://cdn-shop.adafruit.com/145x109/6125-04.jpg
The Raspberry Pi 5 features a 2.4GHz 64-bit quad-core Arm Cortex-A76 processor, USB 3 ports, and 16GB of RAM. It offers improved CPU and graphics performance, dual 4Kp60 display output, and state-of-the-art camera support.

World Capitals Voronoi

https://www.jasondavies.com/maps/voronoi/capitals/full.png
World territories have been redrawn so that a region is determined by the closest capital city. This is calculated using a spherical Voronoi diagram, which takes into account the curvature of the Earth when computing distances.

Farmer donates land for a park, city sells it for $10M as data center land

https://cdn.mos.cms.futurecdn.net/Sg2CBDmxd3qf7QsQTvPx35.jpg
A farmer donated 87 acres of land in Taylor, Texas, to the city in 1999 for $10 with the condition it be used as a park, but it was sold to a data center developer in 2025 for $10M. Locals are fighting the development in court, citing the original deed and concerns about health risks, noise, and property values, with a decision pending in the Third Court of Appeals.

Who's the smartest corvid?

The Tyee is a successful online news outlet that relies on reader support to fund its journalism, unlike many other publications struggling with AI-driven content scraping. The Tyee is launching a spring member drive to sign up 650 new or upgraded recurring members by June 15.

Show HN: HelixDB – A graph database built on object storage

https://raw.githubusercontent.com/HelixDB/helix-db/main/assets/full_logo_dark.png#gh-dark-mode-only
HelixDB is a graph-vector database for knowledge graphs and AI memory built in Rust, offering a single platform for AI applications. It supports graph, vector, KV, document, and relational data models.

Building an HTML-first site doubled our users overnight

A utility company's website had a big problem with a lengthy application process. The solution was to build a new version using Astro, an HTML-first approach, which doubled the company's users overnight.

Klondike Solitaire game for curses in 5k of C

https://nanochess.org/img/klondike_c_4.jpg
I had some free time, and I noticed the 29th IOCCC started. So I decided to code an entry for the contest. If you haven't heard about the International Obfuscated C Code Contest, it is a contest running since 1984 and created by Landon Curt Noll. The objective of this contest is writing an obfuscated C program under certain size limitations specified by the rules. This year the maximum ...

Claude Desktop spawns 1.8 GB Hyper-V VM on every launch, even for chat-only use

https://private-user-images.githubusercontent.com/255574547/555498971-3d345f14-abce-442e-9ef2-538fcd749200.png?jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTUiLCJleHAiOjE3ODExMTQyOTIsIm5iZiI6MTc4MTExMzk5MiwicGF0aCI6Ii8yNTU1NzQ1NDcvNTU1NDk4OTcxLTNkMzQ1ZjE0LWFiY2UtNDQyZS05ZWYyLTUzOGZjZDc0OTIwMC5wbmc_WC1BbXotQWxnb3JpdGhtPUFXUzQtSE1BQy1TSEEyNTYmWC1BbXotQ3JlZGVudGlhbD1BS0lBVkNPRFlMU0E1M1BRSzRaQSUyRjIwMjYwNjEwJTJGdXMtZWFzdC0xJTJGczMlMkZhd3M0X3JlcXVlc3QmWC1BbXotRGF0ZT0yMDI2MDYxMFQxNzUzMTJaJlgtQW16LUV4cGlyZXM9MzAwJlgtQW16LVNpZ25hdHVyZT1jYjZkY2MyOWNlMDljZGViZTAwMTdkMGU3N2I5OTg2MDAzODkwZGNiYmI5ZjcwZDYwNjc0YTAwMzkyNTc1ZGJjJlgtQW16LVNpZ25lZEhlYWRlcnM9aG9zdCZyZXNwb25zZS1jb250ZW50LXR5cGU9aW1hZ2UlMkZwbmcifQ.rW-8qlupwKBO7dth0s2LHy2dCobTyz0J0dXk8rxsOug
Claude Desktop app launches a 1.8 GB Hyper-V VM on every launch, consuming 11% of total memory. This occurs even for chat-only use and can be fixed by disabling VirtualMachinePlatform.

Unix GC Remastered

https://mohandacherir.github.io/Qdiv7/images/gc_remastered/Screenshot-gc-1.png
The AF_UNIX garbage collector is a kernel subsystem that reclaims unreachable kernel objects. It uses a graph model to track inflight sockets and run garbage collection.

Computer Lessons

https://technicshistory.com/wp-content/uploads/2026/06/image-1.jpg?w=368
The 1960s saw a push for computer-aided instruction in education, with systems like PLATO and DTSS aiming to personalize learning. By the 1980s, computer literacy became the focus, with software ranging from conservative courseware to more radical approaches like Logo and ludic games.

Apache Burr: Build reliable AI agents and applications

Burr is a Python framework for building AI applications with state management and debugging tools. It provides a robust framework for designing complex behaviors and is easier to use than other platforms like LangChain.

Notes on DeepSeek

The user visited DeepSeek's HQ in Hangzhou, China, and met with their team, learning about their low-profile approach and focus on AI development without scaling up. They compared DeepSeek's AI model to others, including OpenAI and Anthropic, and found it to be more practical and cost-effective, with a sustainable pricing model that challenges the US AI giants' high markup.

Why are there so many canines in fine art?

https://cdn.theatlantic.com/thumbor/4pb5ONQAMpkiwf6Muo9wTPt4NWQ=/167x18:1504x1689/648x810/media/img/2026/05/29/04045/original.jpg
Dogs have been domesticated for 20,000 years and have a unique ability to communicate with humans through their gaze. Through art and history, dogs have been depicted as guides, companions, and moral agents, highlighting their importance in human experience.
https://user-images.githubusercontent.com/19292210/60553865-044dd200-9cea-11e9-859c-d6f266e2f01f.png
GitHub's Status Page - Authentication issues related to API requests.

All 9,300 Japanese train station, animated by the year it opened (1872–2026)

Japan's railway network expanded from a single line in 1872 to over 9,000 stations by the 21st century. The map shows stations opening over time, revealing Japan's geography through railway development.

Anthropic's model naming, extrapolated

With the release of Claude Fable, it is clear that Anthropic is progressing from poems to enterprise-scale narrative objects. To keep pace with competitors, the company is developing a broad portfolio of models optimized for the full literary stack.

Smudging the game disc to make speedrunning 'SpongeBob' faster

https://imgix.bustle.com/uploads/getty/2021/3/11/e197b7d0-36bf-4e29-b491-562a4c1aad45-getty-1149878457.jpg?w=400&h=300&fit=crop&crop=faces&dpr=2
Speedrunner SHiFT shares a dirty tactic to beat SpongeBob SquarePants: Battle for Bikini Bottom in record time by smudging the game disc. This method involves strategically placing smudges to cause lag clipping, but risks damaging the game or console.