Claude Code Unpacked : A visual guide

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Claude Code processes keyboard input from TextInput or piped stdin, then uses a lead agent to break tasks and spawn parallel workers. It also has unreleased features and a virtual pet that lives in the terminal.

NASA’s Artemis II Crew Launches to the Moon

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The Artemis II mission has successfully deployed the Orion spacecraft's solar array wings, completing a key configuration step for the mission. The spacecraft is now preparing for the perigee raise maneuver and apogee raise burn to increase its orbit and prepare for deep-space operations.

EmDash – A spiritual successor to WordPress that solves plugin security

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Cloudflare's EmDash is a new, open-source CMS built on Astro, aiming to replace WordPress with a more secure, serverless, and AI-friendly platform. EmDash offers improved security, scalability, and ease of use, with features like plugin sandboxing, dynamic workers, and AI-driven content management.

CERN levels up with new superconducting karts

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CERN engineers developed super-charged karts to speed up work in the Large Hadron Collider tunnel during major works. The karts, inspired by nursery school children's designs, will replace bicycles and enable faster travel through the 27-km tunnel.

I quit. The clankers won

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The author argues that blogging is more important than ever despite the rise of AI and Big Tech, as it allows for human conversation and authentic voices. They encourage readers to keep blogging and assert their unique voice, rather than resigning to the deskilling of their craft.

DRAM pricing is killing the hobbyist SBC market

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Raspberry Pi increased prices for LPDDR4 RAM Pis, making high-end SBCs unaffordable for hobbyists. The hobbyist SBC market is dying due to high DRAM prices, with vendors like Radxa being the only exception.

Artemis II lifts off: four astronauts begin 10-day lunar mission

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Artemis II's 10-day test flight is a historic mission with milestones, including the first woman and person of color in cislunar space. The mission aims to test the Orion spacecraft and pave the way for future lunar missions and a human landing on Mars.

Claude wrote a full FreeBSD remote kernel RCE with root shell

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FreeBSD 13.5 and later versions have a vulnerability in the RPCSEC_GSS module, allowing a remote kernel code execution attack via NFS. The vulnerability is due to a buffer overflow in the svc_rpc_gss_validate function.

U.S. exempts oil industry from protecting Gulf animals, for 'national security'

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The Trump administration exempted the oil and gas industry in the Gulf of Mexico from Endangered Species Act requirements. This move lifts protections for endangered whales, turtles, and other animals.

Is BGP safe yet?

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BGP security issues allow malicious actors to hijack devices, causing widespread problems. RPKI signing of Internet routes can improve BGP security.

We intercepted the White House app's network traffic

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The White House iOS app sends user data to third-party services including OneSignal, Elfsight, and Google DoubleClick. The app tracks user IP address changes and sets multiple cookies, including tracking cookies, without disclosing this in its privacy manifest.

Neanderthals survived on a knife's edge for 350k years

The OpenAI graveyard: All the deals and products that haven't happened

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My son pleasured himself on Gemini Live. Entire family's Google accounts banned

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Ask HN: Who is hiring? (April 2026)

Here are the job postings summarized in 2 concise English sentences each, not exceeding 200 characters:

SpaceX files to go public

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AI for American-produced cement and concrete

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Meta is releasing an AI model for designing concrete mixes, Bayesian Optimization for Concrete (BOxCrete), to help US producers use domestic materials. The model improves mix design speed and sustainability, reducing US reliance on imported cement.

StepFun 3.5 Flash is #1 cost-effective model for OpenClaw tasks (300 battles)

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A public benchmark for evaluating whether AI agents can complete real workflows. Compare model performance and cost-effectiveness on real agent tasks.

OpenAI demand sinks on secondary market as Anthropic runs hot

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Ukrainian drone holds position for 6 weeks

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A Ukrainian unmanned ground vehicle, the TW 12.7, maintained a frontline position for 45 days, suppressing Russian forces with machine gun fire. The deployment highlights the increasing reliability of Ukraine's domestically produced strike UGVs in high-intensity warfare.

New patches allow building Linux IPv6-only

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David Woodhouse sent a Linux kernel patch series to deprecate legacy IP support, allowing IPv6-only kernel builds and disabling IPv4 support. The patches add a CONFIG_LEGACY_IP option to toggle IPv4 support, with warnings for legacy IP socket use.

Random numbers, Persian code: A mysterious signal transfixes radio sleuths

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A mysterious Persian-language numbers station started broadcasting on February 28, about 12 hours after US and Israel began bombing Iran. The signal was jammed on March 4, leading to speculation about its origin and purpose.

Apple at 50

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At 50 years, it’s only natural to look back. But Apple has always looked forward, building tools and delivering experiences that enrich people’s lives. As we celebrate how far we’ve come, we’re inspired by where we’ll go — together.

Show HN: Sycamore – next gen Rust web UI library using fine-grained reactivity

https://avatars.githubusercontent.com/u/37006668?v=4
Sycamore is a Rust and WebAssembly-based framework offering fine-grained reactivity and compile-time error checking. It supports Server Side Rendering, SPA mode, and features like async data loading and a built-in router.

The Document Foundation ejects its core developers

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Collabora Productivity is leaving The Document Foundation due to unproven legal concerns and exclusion from governance. They plan to continue making LibreOffice contributions and launch their own gerrit for self-hosted FOSS tooling.

The AI Marketing BS Index

A "Crackpot Index" for marketing-speak is proposed to assess the validity of company claims. The scoring system deducts points for lack of citations, misuse of scientific terms, and vague or unfalsifiable claims.

Swappa.com for GrapheneOS compatible devices – Stay Away

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A new way to measure poverty shows the US falling behind Europe

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Olivier Sterck's "average poverty" measure shows US poverty is higher than in Western Europe despite higher average incomes. The US has rising inequality, which outpaces income growth, contributing to increased average poverty.

What Is Copilot Exactly?

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The author was initially skeptical of Microsoft Copilot but after giving it a week, he created a workflow and automated tasks. He discovered that his coworker who inspired him to try Copilot had never actually used it.

TurboQuant KV Compression and SSD Expert Streaming for M5 Pro and IOS

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SwiftLM is a native Swift inference server for MLX models with a strict OpenAI-compatible API, providing bare-metal Apple Silicon performance and memory control. It implements TurboQuantization and SSD Expert Streaming for efficient model inference.

SpaceX confidentially files to go public at $1.75T, reports say

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SpaceX has confidentially filed for an IPO with a potential valuation of $1.75tn, with the listing expected to take place as early as June. The company's financial disclosures will be reviewed by regulators before being made public, revealing details of its finances and valuation.

We Built It with Slide Rules. Then We Forgot How

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The author's father was a self-taught engineer who worked on the Air Force space program and contributed to the development of reconnaissance satellites. He worried that society had forgotten how to go to the moon due to a lack of knowledge transmission.

Marc Andreessen's dangerously unexamined life

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Marc Andreessen, a prominent tech figure, claims to have zero introspection, dismissing self-examination as a Freudian fad. However, history and science show that introspection is a fundamental human trait, essential for decision-making and empathy.

Show HN: Real-time dashboard for Claude Code agent teams

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Claude Observe provides real-time visibility into Claude Code sessions, capturing every hook event and streaming it to a live dashboard. This allows users to see exactly what each agent is doing, catch problems as they happen, and debug issues with full payloads.

Iran war sparks renewables boom as Europeans rush to buy solar, heat pumps, EVs

European nations are shifting to green technology due to rising energy prices, with UK heat pump sales increasing by 51% and solar sales by 54%. Renewable energy could save UK households up to £441 a year, compared to £16-£82 from maximising oil and gas extraction.

Signing data structures the wrong way

Snowpack is a system that uses random, immutable 64-bit domain separators in the IDL to prevent domain separation bugs in cryptographic data. It ensures canonical encodings and guarantees that the sender and receiver agree on the type of data, making it a simple and effective solution for serialization of inputs to cryptographic functions.

A new C++ back end for ocamlc

https://opengraph.githubassets.com/4952a59bb085591aea6dbb8bce7e06140b74b5f7e1ed1bc636f362ebd587e15b/ocaml/ocaml/pull/14701
The suggestion cannot be applied due to various reasons including no code changes, viewing a subset of changes, and pull request status. It cannot be added to a batch for a single commit.

The Anti-Intellectualism of Silicon Valley Elites

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The author critiques Silicon Valley's anti-intellectualism, citing tech oligarchs' disdain for deep intellectual work and their attempts to outsource thinking to AI and others. They argue this ethos is rooted in a general disdain for the intellectual class and a wariness of upward class mobility.

Show HN: Baton – A desktop app for developing with AI agents

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Baton is a tool that creates isolated workspaces with their own branches for AI agents to work on without conflicts, providing a clean GUI for organization and management. It supports various AI agents, has customizable features, and runs locally with optional cloud features for AI-generated workspace titles and branch names.

Show HN: Flight-Viz – 10K flights on a 3D globe in 3.5MB of Rust+WASM

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OnlyOffice kills Nextcloud partnership for forking its project without approval

Ask HN: Who wants to be hired? (April 2026)

Multiple individuals are sharing their professional profiles and seeking work opportunities in various fields, including software engineering, game development, data engineering, and design, with a focus on remote or flexible work arrangements. They have diverse skill sets and experiences, with some having worked on high-profile projects, and are looking for full-time, freelance, or ...

Jax's true calling: Ray-Marching renderers on WebGL

User is using JAX for GPU accelerated graphics rendering with Signed Distance Functions (SDF) and auto-vectorization. They're exploring its potential for higher-level DSLs and geometric algebra.

AI has suddenly become more useful to open-source developers

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Open-source projects are often maintained by a single person, leaving them vulnerable to being knocked out by a single event. AI tools are becoming more effective in coding and could help maintain legacy codebases, but there are concerns about copyright and AI-generated code quality.

Scientists crack a 20-year nuclear mystery behind the creation of gold

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Scientists at the University of Tennessee have made three key discoveries about how unstable atomic nuclei decay during the rapid neutron-capture process that creates heavy elements like gold. Their findings could improve models of stellar events and predict the behavior of exotic atomic nuclei.

Apple Removes iPhone Vibe Coding App from App Store

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Apple removed Anything app from the App Store for allegedly violating rule 2.5.2, requiring apps to be self-contained. The removal is seen as an escalation of enforcement against vibe coding apps, which assist users in generating apps without coding.

Age verification now required for DNS resolution

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In anticipation various age verification legislation bills, both here in Canada and in the US, we've made the decision to unilaterally and proactively enforce age verification at the DNS resolution level across all services. How it Works: We've partnered with Palantir to provide fast ID/KYC services which can verify your…

Solar panels at Lidl? Plug-in versions set to appear in shops

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Mad Bugs: Vim vs. Emacs vs. Claude

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A user reported an RCE 0-day in GNU Emacs, but maintainers declined to fix it, attributing it to git. A new bug-hunting initiative, MAD Bugs, is launching to publish AI-discovered bugs and exploits.

I built a 516-panel financial terminal in 3 weeks using AI

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TOMI projects $12M 2026 revenue, expanding its iHP opportunity. Various global news includes war alerts, oil deals, and US-Iran tensions.

CEO of largest public hospital says he's ready to replace radiologists with AI

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Mitchell H. Katz, MD, president and CEO of NYC Health + Hospitals, recently spoke during a panel discussion held by Crain’s New York Business.

Analyzing Geekbench 6 under Intel's BOT

Intel's Binary Optimization Tool (BOT) modifies executables to improve performance, but only for specific applications like Geekbench 6. It introduces a 2-second startup delay and optimizes code, vectorizing instructions to improve scores.

Show HN: Dull – Instagram Without Reels, YouTube Without Shorts (iOS)

A browser strips out social media features designed to keep you scrolling, offering content filters, time limits, and more on-device. It's a tool that puts you in charge of what you see, without accounts, servers, or wellness features.

Unsubscribe from the Church of Graphs

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The author is a former fan of Scott Alexander, but now disagrees with his views on social issues and public policy. The author criticizes Alexander's reliance on data and graphs, which they call "The Church of Graphs," and argue that this approach can lead to an impoverished worldview.

Tom Scott is back on YouTube [video]

ZomboCom stolen by a hacker, sold, now replaced with AI-generated makeover

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Obfuscation is not security – AI can deobfuscate any minified JavaScript code

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A $60B+ AI company, Anthropic, leaked internal comments and sensitive information through a source map file, but the actual code was already publicly accessible in a minified JavaScript file. Minification is not security, and AI can easily read and analyze minified code, making system prompts and telemetry names the new trade secrets.

AI companies charge you 60% more based on your language, BPE tokens

AI companies charge per token, not word, with varying tokenizers and vocabularies. This results in a "Language Tax" where non-English speakers pay up to 5 times more for the same content.

IPv6 address, as a sentence you can remember

Sentence → IPv6 Address

What IAEA docs say about Iran's nuclear program, before the bombs fell

Iran's nuclear facilities were producing near-weapons-grade uranium before June 2025 strikes. The IAEA reports show Iran had a substantial stockpile of 440.9 kg of 60% enriched uranium on June 13, 2025.

Montana referendum to outlaw corporate campaign contributions [video]

Remembering Magnetic Memories and the Apollo AGC

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NASA engineers in the 1960s decided to pair human oversight with digital execution for spacecraft control, leading to the development of various magnetic memory technologies. These technologies, including core rope memory, core memory, magnetic tape memory, and bubble memory, were used in early computers and spacecraft due to their high memory density and environmental robustness.