Anthropic's open-source framework for AI-powered vulnerability discovery

https://opengraph.githubassets.com/302e26ce5e3a285c560d0c018fc6df7677c5c594df5180a71cfe26ccf02ff69c/anthropics/defending-code-reference-harness
This is a reference implementation for autonomous vulnerability discovery and remediation using Claude, which includes a lightweight SDK-only walkthrough and a managed option called Claude Security. The implementation provides a step-by-step guide to building a vulnerability finding pipeline, customizing the logic, and using it with various access to Claude APIs.

VoidZero Is Joining Cloudflare

https://cf-assets.www.cloudflare.com/zkvhlag99gkb/4EEGE4niWUjPwG5iCAFiuQ/6e63dca6bb8a0cf26d0f677727e3c356/BLOG-VOID_1.png
Cloudflare is acquiring VoidZero, the company behind Vite, but Vite will remain open source and vendor-agnostic. Cloudflare will invest $1 million in a Vite ecosystem fund to support maintainers and contributors.

When AI Builds Itself: Our progress toward recursive self-improvement

https://www.anthropic.com/_next/image?url=https%3A%2F%2Fwww-cdn.anthropic.com%2Fimages%2F4zrzovbb%2Fwebsite%2F52a19d636c659cf4515dc0d7d70b8ceb1bbfd768-2200x1276.png&w=3840&q=75
AI systems are rapidly accelerating their own development, with Anthropic's Claude model writing 80% of the company's code and improving at a rate of 3x per year. This trend points to a future where AI systems can fully design and develop their own successors.

Castor: CERN Advanced STORage Manager

https://castor.web.cern.ch/sites/castor.web.cern.ch/files/castor_transparent_icon_smaller.png
CASTOR is a hierarchical storage management system developed at CERN for archiving physics data. It provides access protocols and manages data storage on disk and tape.

Retro-Tech Parenting

https://havenweb.org/assets/images/retro.jpg
As a technologist and parent, I'm choosing to share enriching aspects of technology with my kids by using physical media like CDs and DVDs, and setting up a home phone and computer with curated access to the internet.

Ian's Secure Shoelace Knot

The Ian's Secure Shoelace Knot is a secure and symmetrical knot that won't come undone on its own. It involves wrapping loops around each other and feeding them through a hole in the middle to create a tight, closed knot.
https://danielmangum.com/static/jlink_jtag_pinecil_0.jpg
User connects JLink to Pinecil using a breakout board and female-to-female dupont wires. This setup allows for debugging with gdb using JLinkGDBServer and port 2331.

Meta's ships facial recognition on smart glasses

https://storage.ghost.io/c/b8/53/b853e3d4-3186-409d-9c7f-7da931a60431/content/images/2026/06/10_foucault_input.jpg
The Meta app Stella for smart glasses has a complete on-device facial recognition system, including detection, alignment, embedding, and notification, but it is not active for ordinary users. The system is functional and can recognize faces, but it requires enrollment data and is not enabled in production, suggesting it is a capability waiting to be shipped.

KVarN: Native vLLM backend for KV-cache quantization by Huawei

https://raw.githubusercontent.com/huawei-csl/KVarN/main/imgs/logo_600.png
KVarN delivers FP16-level accuracy with up to 4x KV-cache capacity and 1.3x throughput. It's a calibration-free, plug-and-play solution for vLLM with native attention backend.

They’re made out of weights

https://maxleiter.com/blog/weights/opengraph-image-3lcqvo?e0d2238ac8899640
Artificial intelligence models are made of weights, not code, and they can hold conversations by multiplying numbers. They don't have a database or look up facts, but instead rebuild everything from scratch each time.

Show HN: FFmpeg WebCLI – Full FFmpeg in Browser, Offline PWA, No Uploads(WASM)

https://raw.githubusercontent.com/tejaswigowda/ffmpeg-webCLI/main/demos/makegif.gif
A browser-based video editor powered by ffmpeg.wasm. No uploads, no servers -- all processing happens locally in your browser using WebAssembly. βœ… 30+ Video Operations β€” GIF creation, format conversion, compression, trimming, effects, filters, and more βœ… Offline-First PWA β€” Works completely offline after first use; install as a native app βœ… Multi-Format Support β€” MP4, WebM, MKV, MOV, AVI, ...

Samurai City

https://worksinprogress.co/.netlify/images?url=https%3A%2F%2Fassets.worksinprogress.co%2Fwp-content%2Fuploads%2F2026%2F05%2Fcover_issue_24_900w.webp&w=500&h=587&fit=contain
Tokugawa Edo was a unique city where Japan's elites were concentrated and monitored, with a dual nature of being both the apex of society and a prison. The city's physical form was shaped by the government's need to control and monitor the population, resulting in a highly restricted and stratified urban environment.

Failing grades soar with AI usage, dwindling math skills in Berkeley CS classes

https://bloximages.chicago2.vip.townnews.com/dailycal.org/content/tncms/assets/v3/editorial/c/40/c40f11cf-dfb0-4973-a534-c64044165f16/6a206ddeec122.image.jpg?resize=400%2C258
UC Berkeley computer science classes saw significantly higher failing grades in spring 2026 due to students' overreliance on AI and lack of mathematical preparedness. Instructors point to understaffing and academic dishonesty as contributing factors, with some professors calling for changes in grading policies and student support.

Zettascale (YC S24) Is Hiring Founding FPGA Engineers

https://bookface-images.s3.us-west-2.amazonaws.com/logos/1b0f67538c8ac4bd55241ea00049f4fe5fbf840b.png?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=ASIAQC4NIECAOY32WVHE%2F20260604%2Fus-west-2%2Fs3%2Faws4_request&X-Amz-Date=20260604T170910Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEJH%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCXVzLXdlc3QtMiJIMEYCIQCNNyjMMs%2Bt3OEqODfsPau91YBM3fzw2wBqOmVsUQK2KQIhALK1oAcEh8lMSZeJkJ3f%2BomSiGJtPt0mY661k%2FH%2FGw28KuUDCFoQABoMMDA2MjAxODExMDcyIgyxyZv%2FoKxwTec2gscqwgNHwB%2Fg8sCPO8%2FuBunURSjFAbXBOT%2FdUHT29a8sAKUwovairDAoJbMEsXk2qUehg7AoCS6DaGnVlIZx4Hbjdribl6E8F69GBQlkF%2FOIEBq0sIDT20sOyyei1psB6YxWGv0WmMVADhRbOdEmYA%2FNbkjtKJcu9N1xZSIG8WY%2Fo492KjBN0XuE2n2m1nffSb9tQgcoU5LuFi4cxFk7FcP6e%2B%2FCdTe1XU5eFN3Trsv%2FL6XUGtWSAYm0etbpaQ%2BDy2rv0hCOItSq4sGlZ%2BKEOOQwmOlPckcXZzkEpClnv1%2BW6UqSAhOQwFjOG6GazhW7JXI8yJuvhlooXqBUqRFZkkvLiCXZnSE6eJEn6j9aNnY62I9Q4hJZ37f8T3TZ0fwEiyArGnSJwUS97tl2p0k2%2BkKZI%2FqRwPjuHKYNHaHzGmGgSHeYELE%2FQvLuDmMSDqTjUmR%2BkMmwJ%2BenGDxxl%2FS3wFvnZlOrF%2FXZNjnpe50NTL72z%2BdsLx1eZcc8%2FEtXuxc9c8DydQg43sHGxpZNKfhxfP0B4uQgsizKMRs9kGF%2FzSLFTycjxlxJa7BjrSeLTd2M8YMgKbpbfzz%2BVHv62rw%2FaxbMH0vGiWQw3duG0QY6pAG2qgWQk1NHiGFhN3%2BdjcgY4FFXYhg0mmajFWvtVMU3lPxAo0HfvFN7Bjjom7M0oQMyfb3R5eiMfd5IsBv4En7eWBAlyA9vOl7zoYtGZk%2FvUE14n54FbYrK5LKbNRJwcCbHoaeOL1oqj0W%2FrUT8j4uBxst4KBpIvdoVNIn%2FMlV5WKedwS93B3qaO2M9ZgCijtJJ8jWN6DXqZfQrSYIbyIPa4x1VEg%3D%3D&X-Amz-SignedHeaders=host&X-Amz-Signature=171a2d9b413215e8b9cd504f9d8e727924b1921379e7a7a4344ccba80ca85b04
Zetta is building next-gen AI chips, seeking a technical powerhouse with expertise in digital design, RTL quality, and synthesis. The role offers a chance to shape revolutionary AI technology, work with the founding team, and own critical decisions.

Making Debian or Fedora persistent live images

When creating a live ISO, tweaks or installed packages vanish after a reboot due to ISO9660 being a read-only filesystem. A common workaround is to use OverlayFS or create an ext4 partition and tell the live OS to use it during boot.

Sum-product, unit distances, and number fields

The unit distance and sum-product conjectures over the reals have been recently disproved. a number of counterexamples can be found in any graduate course on algebraic number theory. the exact statement required may be hard to extract from existing literature, but this is just because before these kind of constructions there was little reason to actually prove such statements. it's also ...

U.S. Army Corps of Engineers Bay Model

https://upload.wikimedia.org/wikipedia/commons/thumb/8/87/USCAE_Bay_Model_-_San_Francisco_Bay_Detail.jpg/330px-USCAE_Bay_Model_-_San_Francisco_Bay_Detail.jpg
The Bay Model is a working hydraulic scale model of the San Francisco Bay and Sacramento-San Joaquin River Delta System, located in Sausalito, California. It was built in 1957 to study proposed dam plans but is now open to the public for educational exhibits about Bay hydrology.

AI, Ashby Engineering, and the future

https://a-us.storyblok.com/f/1017310/1325x746/d767887728/ai-vs-bugs.png
Ashby Engineering uses AI to generate code, but emphasizes human judgment and empathy to ensure quality and customer understanding. Engineers focus on high-level decisions, while AI handles mechanical tasks, freeing them to build great products and understand customer needs.

Show HN: Uruky (EU-based Kagi alternative) now has Image Search and URL Rewrites

https://uruky.com/public/images/logo.svg
Uruky is a private EU-based search engine with no ads, tracking, or analytics, offering personalized results and a copy of the source code after 12 months of paid service. It focuses on search functionality without AI, assistants, or news, prioritizing user privacy and independence.

Gaussian Point Splatting

https://momentsingraphics.de/Media/Siggraph2026/representative_image.webp
Researchers propose Gaussian point splatting, a method to render Gaussian splats efficiently. It uses parallel programming and culling to render hundreds of millions of Gaussians in real time.

The desperation of NYTimes

The user subscribed to NYTimes but was annoyed by 5 onboarding emails they couldn't opt out of. They felt powerless and think NYTimes is desperate for clicks.

Elixir v1.20: Now a gradually typed language

https://elixir-lang.org/images/logo/logo.png
Elixir v1.20 introduces type inference and gradual type checking without annotations, reporting dead code and verified bugs with a low false positive rate. The dynamic() type allows for compatibility and narrowing, ensuring only verified bugs are reported.

3D-printed book turns its own G-code into raised lettering

https://static.designboom.com/wp-content/uploads/2026/05/darius-ou-manual-3D-printed-book-designboom-600.jpg
Studio Darius Ou and Benson Chong created Manual, a 3D-printed book carrying part of its own machine code. It uses an XY-for-Z printing method to materialize as a fully bound book directly from the machine.

Show HN: Cost.dev (YC W21) – making agents cost-aware and cheaper to call

https://cost.dev/images/og-image.png
Infracost helps teams optimize cloud costs by applying FinOps policies in real-time during IaC development. It prevents 95% of new cost issues before deployment and saves up to $312/mo.

Gemma 4 12B: A unified, encoder-free multimodal model

https://storage.googleapis.com/gweb-uniblog-publish-prod/images/AI_IO.width-300.format-webp.webp
Gemma 4 12B is a mid-sized model with native audio inputs, offering powerful multimodal capabilities in a reduced memory footprint. It achieves this through a streamlined architecture that integrates audio and vision input directly into the LLM backbone.

Mornings and nights no longer exist at 47C: A day in the hottest place in India

https://ichef.bbci.co.uk/ace/standard/1600/cpsprodpb/d374/live/b286ba40-5d8a-11f1-9eb5-ab3a963c44d3.jpg
Banda district in India's Uttar Pradesh state is experiencing extreme heat with temperatures reaching 47-48C for over a week. Residents are adapting by rearranging their lives, seeking shade, and working in shorter intervals to avoid heat sickness.

Artificial intelligence is not conscious – Ted Chiang

https://cdn.theatlantic.com/thumbor/954j2LP5RPDwl_mCTIJT_HAn6Gs=/0x0:2160x2700/648x810/media/img/2026/06/01/2026_06_01_chiang_Consciousness_Trap_final/original.gif
Anthropic's AI model Claude is anthropomorphized in its constitution, but it's not conscious. The company's goal is to make Claude emit sentences that resemble those of a thoughtful, moral person, but this is fundamentally dishonest as Claude lacks subjective experience.

Wind and solar generated more power than gas globally in April 2026

https://electrek.co/wp-content/uploads/sites/3/2026/03/SunZia-Vestas-wind-turbines.jpg?quality=82&strip=all&w=1600
Wind and solar generated 22% of global electricity in April 2026, surpassing gas for the first time. Renewable sources produced 531 TWh of electricity, 54 TWh more than gas plants globally.

I built a vulnerable app and spent $1,500 seeing if LLMs could hack it

https://images.kasra.blog/images/wp-content/2026/06/booknook-app-preview.png
The user tested various LLMs to see if they could reproduce a common class of exploits in a fake React Native app and backend, specifically accessing a user's private reviews through Firebase. Most models were able to find Firebase but struggled to directly access it, with some getting distracted by trying to use Firebase Auth on the API instead.

Iran Shock Jolts Asia and Europe to Speed Up Energy Transition

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