S. Korea police arrest man over AI image of runaway wolf that misled authorities

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A 40-year-old man in South Korea was arrested for sharing an AI-generated image of a missing wolf, misleading authorities and prompting a nationwide search. He faces up to 5 years in prison for disrupting government work by deception.

DeepSeek v4

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The DeepSeek API uses OpenAI/Anthropic compatible format and can be accessed with an API key. Model names will be deprecated on July 24, 2026.

Spinel: Ruby AOT Native Compiler

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Spinel compiles Ruby into native executables with significant speedups. It uses whole-program type inference and generates optimized C code.

Why I Write (1946)

The author's early life influenced his writing, with a desire to escape loneliness and create a private world through words. He developed a habit of making up stories and describing scenes, which continued into adulthood.

Composition Shouldn't be this Hard

The author, a seasoned data infrastructure engineer, argues that the current state of software development is plagued by brittleness and tedium due to the use of fragmented systems, which are assembled from components with incompatible internal models. He proposes the development of a general-purpose, domain-aligned, sealed model for internet software that would enable coherent systems and ...

Show HN: How LLMs Work – Interactive visual guide based on Karpathy's lecture

Large language models like ChatGPT are built by collecting and filtering vast amounts of internet text, then training neural networks to predict the next token in a sequence. The final model learns conversations through imitation and reinforcement learning, allowing it to generate helpful and coherent responses, but it still has limitations and can hallucinate or refuse to answer certain questions.

An update on recent Claude Code quality reports

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Claude's responses worsened for some users due to three separate changes affecting Claude Code, the Claude Agent SDK, and Claude Cowork. We've fixed the issues and will implement changes to prevent similar problems in the future.

GPT-5.5

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OpenAI releases GPT-5.5, a more intelligent and efficient model that can handle complex tasks. GPT-5.5 excels at coding, research, and everyday work on a computer, providing better results with fewer tokens.

US special forces soldier arrested after allegedly winning $400k on Maduro raid

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US soldier Master Sgt Gannon Ken Van Dyke was arrested and charged with stealing and misusing classified information after allegedly betting $32,000 on Venezuelan President Maduro's capture and winning $400,000. He faces five criminal charges and a related civil complaint from the Commodity Futures Trading Commission.

Bitwarden CLI compromised in ongoing Checkmarx supply chain campaign

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Bitwarden CLI 2026.4.0 was compromised through a GitHub Action in its CI/CD pipeline as part of the Checkmarx supply chain campaign. Users are advised to review CI logs and rotate exposed secrets.

Show HN: Gova – The declarative GUI framework for Go

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Gova is a declarative GUI framework for Go that builds native desktop apps from a single codebase. It uses typed components, reactive state, and real platform dialogs with a single static binary.

Familiarity is the enemy: On why Enterprise systems have failed for 60 years

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Enterprise knowledge management systems have failed for sixty years due to buyers selecting on the wrong axis, prioritizing familiarity over correctness, and vendors selling on the perception of safety rather than actual product value. The industry's repeated failures, including the current trend of adding AI to existing systems, demonstrate a pattern of buying the same shape of thing one ...

MeshCore development team splits over trademark dispute and AI-generated code

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A team member, Andy Kirby, secretly used AI-generated code to take over the MeshCore ecosystem, sparking a dispute over ownership and control. The core team has now separated from Andy and will continue to develop and release MeshCore firmware and app updates on their official website, meshcore.io.

Meta tells staff it will cut 10% of jobs

Meta plans to cut 10% of its workforce, around 8,000 employees, to boost efficiency and offset AI spending. Layoffs will occur on May 20, with 6,000 open roles left unfilled.

Show HN: Tolaria – Open-source macOS app to manage Markdown knowledge bases

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Tolaria is a Mac app for managing markdown knowledge bases with features like offline use, open source, and keyboard-first design. It's built for power-users with a focus on flexibility and portability.

Habitual coffee intake shapes the microbiome, modifies physiology and cognition

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Coffee consumption influences gut function, stress, cognition, and the microbiome, with mechanisms poorly understood. This study found coffee drinkers had altered gut microbiome composition and function, and coffee intake was linked to improved cognitive performance and reduced impulsivity.

Using the internet like it's 1999

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The author believes the internet has become a controlled echochamber where people are fed algorithmically generated content, and suggests using older technologies like RSS feeds, IRC, and email to reclaim agency over attention and information.

TorchTPU: Running PyTorch Natively on TPUs at Google Scale

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Google's Tensor Processing Units (TPUs) require a software stack that meets demands for performance, hardware portability, and reliability, leading to the development of TorchTPU, a PyTorch integration for native and efficient TPU usage. TorchTPU achieves this through its "Eager First" philosophy, Fused Eager mode, and native support for custom kernels, ensuring a seamless and ...

UK Biobank health data keeps ending up on GitHub

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UK Biobank has used copyright takedown notices to remove health data from GitHub, targeting 110 requests since July 2025. The notices mostly target Jupyter or R notebooks, genetic and genomic data files, and tabular datasets containing participant health records.

My phone replaced a brass plug

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The author spent six months developing a computer vision model to automate scoring of shooting targets, using a combination of OpenCV and YOLOv8, and eventually created an offline-first app to track shooting performance.

Ubuntu 26.04

Ubuntu 26.04 LTS improves security, performance, and usability with new features like TPM-backed encryption and Livepatch support. Maintenance updates will be provided for 5 years for main Ubuntu flavors and 3 years for others.

Show HN: Agent Vault – Open-source credential proxy and vault for agents

https://raw.githubusercontent.com/Infisical/agent-vault/main/assets/banner.png
Agent Vault is an open-source credential broker that eliminates credential exfiltration risk by injecting credentials at the network layer. It works with any agent, including custom Python/TypeScript agents and coding agents like Claude Code.

A programmable watch you can actually wear

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The LILYGO T-Watch Ultra is a DIY smartwatch with ESP32-S3, IP65-rated case, and various features like AI acceleration, Wi-Fi, Bluetooth, and LoRa. It's suitable for complex applications and has a long runtime due to its 1,100mAh battery and improved display.

Why Not Venus?

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Exploring Venus is a more feasible option than Mars due to its proximity and favorable atmospheric conditions. A mission to Venus could potentially find life or new chemistry, and studying the planet can help us better understand Earth and exoplanets.

Show HN: Honker – Postgres NOTIFY/LISTEN Semantics for SQLite

https://raw.githubusercontent.com/russellromney/honker/main/assets/honker-logo.png
Honker is a SQLite extension and language bindings that add durable pub/sub, task queue, and event streams to SQLite without client polling or a daemon/broker, allowing atomic business writes and side-effect enqueues. It achieves single-digit millisecond reaction time and supports various languages including Python, Node, Rust, Go, Ruby, Bun, and Elixir.

Alberta startup sells no-tech tractors for half price

Ursa Ag, a small Canadian manufacturer, is selling tractors with remanufactured 1990s diesel engines and no electronics for half the price of comparable machines. The company's simple, mechanical design is appealing to farmers who want to avoid modern complexity and high costs.

Astronomers find the edge of the Milky Way

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A team of astronomers found that the Milky Way's star-forming disk ends at 35,000-40,000 light-years from its center. Stars beyond this point are older and likely migrated outward due to the galaxy's spiral waves.

Used La Marzocco machines are coveted by cafe owners and collectors

Kent Bakke discovered a two-boiler espresso machine in Italy, leading to a deal with La Marzocco and eventually influencing Starbucks. La Marzocco machines, known for their retro design, now sit in 15% of US coffee shops despite their limited presence.

Incident with multple GitHub services

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GitHub's Status Page - Incident with multiple GitHub services.

Writing a C Compiler, in Zig (2025)

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This is a series of articles I wrote while writing paella, following Nora Sandler's Writing a C Compiler. It was both an exercise to learn Zig and a way to waste time instead of looking for work, as I am currently "between jobs". I did not edit them as I collect them here outside of fixing some broken links.