John Ternus to become Apple CEO

https://www.apple.com/newsroom/images/2026/04/tim-cook-to-become-apple-executive-chairman-john-ternus-to-become-apple-ceo/article/Apple-John-Ternus-Tim-Cook_Full-Bleed-Image.jpg.large.jpg
Tim Cook will become Apple's executive chairman on September 1, 2026, while John Ternus will take over as CEO. Ternus has been with Apple for 25 years and has overseen many groundbreaking products.

A Roblox cheat and one AI tool brought down Vercel's platform

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How to make a fast dynamic language interpreter

The author of Zef, a dynamic language, implemented several optimizations to improve its performance, achieving a 16x speed-up and bringing it into the ballpark of QuickJS, CPython, and Lua. The optimizations included changes to the value representation, parser, hashtable usage, and object model, as well as the introduction of inline caches, watchpoints, and specialized AST nodes.

Jujutsu megamerges for fun and profit

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The author explains the megamerge workflow in Jujutsu, a powerful technique for working on multiple branches simultaneously, reducing merge conflicts and switching between tasks. The megamerge workflow involves creating an octopus merge commit as the parent of all working branches and using Jujutsu's absorb and squash commands to incorporate new changes.

Qwen3.6-Max-Preview: Smarter, Sharper, Still Evolving

https://qianwen-res.oss-accelerate.aliyuncs.com/Qwen3.6/Figures/3.6_max_preview_banner.png
Qwen3.6-Max-Preview is an early preview of a proprietary model with stronger world knowledge and instruction following, along with improved agentic coding. It achieves top scores on six major coding benchmarks and is available through Alibaba Cloud Model Studio API.

Kimi vendor verifier – verify accuracy of inference providers

We are open-sourcing the Kimi Vendor Verifier (KVV) project to ensure open-source models run correctly everywhere. KVV includes Pre-Verification, AIME2025, K2VV ToolCall, Upstream Fix, Pre-Release Validation, and Continuous Benchmarking to improve model accuracy and trust.

Ternary Bonsai: Top Intelligence at 1.58 Bits

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Ternary Bonsai is a new family of 1.58-bit language models that balance memory constraints with high accuracy. They achieve a 9x smaller memory footprint than standard 16-bit models while outperforming peers in their class.

Show HN: Mediator.ai – Using Nash bargaining and LLMs to systematize fairness

Daniel ran out of money six months in and took a delivery job to keep the lights on. He still bakes every morning at 5am, but for the last 18 months, Maya has run everything else. The staff. The suppliers. The books. The Instagram that took them from 400 to 11,000 followers. An investor now wants 20% for $80k. He won't wire the money until Maya and Daniel clarify who owns what. Maya ...

How a subsea cable is repaired

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Undersea cables can break due to various reasons such as earthquakes, shark bites, and boat damage, requiring repair ships to locate and fix the damage. Repair ships use advanced technology like ROVs and dynamic positioning systems to locate and repair the cables, which can take up to 16 hours for data cables.

Anthropic says OpenClaw-style Claude CLI usage is allowed again

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Anthropic builds the Claude model family and provides access via an API and Claude CLI. In OpenClaw, Anthropic API keys and Claude CLI reuse are both supported. Existing legacy Anthropic token profiles are still honored at runtime if they are already configured. Anthropic staff told us OpenClaw-style Claude CLI usage is allowed again, so OpenClaw treats Claude CLI reuse and claude -p usage as ...

Soul Player C64 – A real transformer running on a 1 MHz Commodore 64

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a 2-layer transformer model is implemented on a commodore 64 using 6502/6510 assembly, with 25,000 int8 parameters and real-time processing. the model is trained with quantization-aware training and produces responses in several minutes.

Japan's Cherry Blossom Database, 1,200 Years Old, Has a New Keeper

A climate scientist's 1200-year cherry blossom record is being passed on after his death, with a Tokyo-based environmental biophysicist taking over. The record is significant as cherry trees are sensitive to temperature changes, blooming earlier with global warming.

ggsql: A Grammar of Graphics for SQL

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ggsql is a new data visualization tool that uses SQL syntax to create rich, structured visualizations, making it easy for SQL users to create custom plots. The tool is designed to be powerful, ergonomic, and safe, with a focus on integrating with AI agents and code-based reporting tools, and is currently available in alpha release.

Quantum Computers Are Not a Threat to 128-Bit Symmetric Keys

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AES-128 is safe against quantum computers due to the difficulty of parallelizing Grover's algorithm, making it impractical to break with current technology. Experts, including NIST, agree that AES-128 remains secure for decades to come, and no key size changes are necessary as part of the post-quantum transition.

Air Is Full of DNA

https://media.nature.com/w767/magazine-assets/d41586-026-01099-2/d41586-026-01099-2_52265636.jpg
Scientists are using airborne DNA to monitor ecosystems, track species and detect invasive species. This technique can provide a comprehensive read-out of biodiversity on land, helping to assess ecosystem health and track conservation efforts.

Year of the IPv6 Overlay Network

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Nebula 1.10 adds IPv6 support, a new certificate format, and multiple IP addresses per host. This release enables future-proof networking with flexibility and security.

Modern Rendering Culling Techniques

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Culling is a crucial optimization technique in game development that reduces unnecessary work by skipping objects, triangles, or lights that are not visible to the player. Various culling techniques, including distance, frustum, occlusion, and meshlet culling, can be combined and layered to achieve the best results, with the goal of being conservative with correctness and aggressive with wasted work.

Brussels launched an age checking app. Hackers took 2 minutes to break it

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Government urges staff to switch from Silicon Valley to Visio platform. France and Germany disagree on detoxing from Big Tech, with France filing a complaint against Kick.

All phones sold in the EU to have replaceable batteries from 2027

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OpenAI ad partner now selling ChatGPT ad placements based on “prompt relevance”

https://static-www.adweek.com/wp-content/uploads/2025/05/open-ai-data-chatgpt-2025.jpg?w=1200
ADWEEK MiniMBA in Marketing helps leaders shape media strategy with confidence. StackAdapt is testing ads in ChatGPT with low CPMs and discounted fees for early access.

Kefir C17/C23 Compiler

https://git.sr.ht/~jprotopopov/kefir/blob/HEAD/docs/img/kefir_pipeline.drawio.svg
Kefir is an independent C17/C23 compiler developed by Jevgenij Protopopov, validated with 100 software projects and targeting x86_64 architecture.

WebUSB Extension for Firefox

https://opengraph.githubassets.com/5faedb93dc7cf1f56c26cb539f018dc5f7699b7f462a80319cade57fc64b6493/ArcaneNibble/awawausb
To use the extension, install the native stub program on your computer and a browser extension. The native stub requires a specific operating system and kernel version.

M 7.4 earthquake – 100 km ENE of Miyako, Japan

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Zero-Copy Pages in Rust: Or How I Learned to Stop Worrying and Love Lifetimes

https://redixhumayun.github.io/assets/img/zero-copy/read_write_lifecycle.png
Zero-copy techniques are used in high-performance database engines to eliminate CPU copies between kernel and user space buffers, improving performance under high load. In Rust, this is achieved by using references and lifetimes to create borrowed views into existing bytes, rather than making owned copies, and structuring the API to reflect the underlying invariants.

10 years ago, someone wrote a test for Servo that included an expiry in 2026

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Someone wrote a unit test for @servo 10 years ago with a cookie expiry date of April 18, 2026, now the CI is broken. Maintainers suggest using system time or a library like TimeCop to make tests more robust.

Deezer says 44% of songs uploaded to its platform daily are AI-generated

https://techcrunch.com/wp-content/uploads/2026/04/Copy-of-2000x1000-EN-1240x600-1.jpg?w=1024
Deezer reports a surge in AI-generated music uploads, with 60,000 tracks daily, but 85% are detected as fraudulent. The company will no longer store hi-res AI tracks and labels them for transparency.

Atlassian enables default data collection to train AI

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F-35 is built for the wrong war

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The US has attempted to equip its entire tactical air fleet with the F-35, a masterpiece but expensive and limited platform, which may not be suitable for protracted wars. A balanced force with unmanned systems could hedge against the F-35's limitations and provide a more sustainable solution.

Sauna effect on heart rate

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Saunas have a therapeutic effect and promote cardiovascular health by stimulating the heart and increasing blood volume. Sauna use is linked to better same-day recovery, with lower nighttime heart rates and increased activity.

Bloom (YC P26) Is Hiring

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Bloom is a platform that generates on-brand marketing assets in seconds, helping small businesses avoid template-like designs. It raised ~$1M from YC and notable investors, aiming to build a Brand OS system.