Apple: Embarrassingly Simple Self-Distillation Improves Code Generation

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
A large language model can improve at code generation using its own raw outputs through simple self-distillation, which fine-tunes the model on its own samples. This method improves model performance on harder problems and generalizes across different model scales and variants.

Tell HN: Anthropic no longer allowing Claude Code subscriptions to use OpenClaw

Anthropic is changing its policy for third-party harnesses, requiring extra usage and a pay-as-you-go option starting April 4. A one-time credit and discounts for pre-purchased extra usage are being offered to ease the transition.

Some Unusual Trees

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You found a 1975 Encyclopaedia Britannica set and discovered unusual trees like mangroves, banyans, and ombús. These trees have unique features such as massive canopies, hollow leaves, and extraordinary seeds.

The CMS is dead. Long live the CMS

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I saw a post on LinkedIn the other day from a self-proclaimed 20 year agency veteran of WordPress saying that was it, they’re moving the entire agency off of WordPress and onto AI. Now, because I, too, am a 20 year veteran of WordPress, this kind of story catches my attention. He posted that they just rebuilt his agency’s site in a fraction of the time and he was never again going to use ...

Artemis II crew take “spectacular” image of Earth

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Nasa's Artemis II crew took high-resolution images of the Earth as they headed to the Moon. The images show the Atlantic Ocean, atmosphere, and auroras, with the Earth appearing upside down.

Tesla Is Sitting on a Record 50k Unsold EVs

https://cdn.motor1.com/images/mgl/NGM6J2/s1/2026-tesla-model-y-performance.jpg
Tesla's sales rebounded in Q1 but production exceeded deliveries by 50,363 units, resulting in a record 50,363 unsold vehicles. The company manufactured 408,386 cars in Q1, a 13% year-over-year increase, but fell short of analysts' expectations.

Mbodi AI (YC P25) Is Hiring

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Mbodi AI is a robotics startup that uses AI to make robots learn and operate like humans. They're hiring a Senior Robotics Engineer to design and tune systems for reliable robot behavior.

iNaturalist

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iNaturalist is a social network for naturalists! Record your observations of plants and animals, share them with friends and researchers, and learn about the natural world.

OpenClaw privilege escalation vulnerability

OpenClaw before 2026.3.28 has a privilege escalation vulnerability in the /pair approve command path. A caller with pairing privileges can exploit this to approve device requests with broader scopes, including admin access.

The Cathedral, the Bazaar, and the Winchester Mystery House

https://www.dbreunig.com/img/winchester.jpg
In 1998, Eric S. Raymond published the founding text of open source software development, “The Cathedral and the Bazaar”. In it, he detailed two methods of building software: The Cathedral model is carefully planned, closed-source, and managed by an exclusive team of developers. The Bazaar model was enabled by the internet, which allowed for distributed coordination and distribution. More ...

Delve removed from Y Combinator

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Herbie: Automatically improve imprecise floating point formulas

https://herbie.uwplse.org/logo-car.png
Herbie is a tool that improves the accuracy of floating-point expressions. It helps find and fix inaccuracies in code.

Run Linux containers on Android, no root required

https://opengraph.githubassets.com/bc8e9406d8e1959746af2a1397eb9ea378ce486aa05af258b42ff679780080a4/ExTV/Podroid
Podroid spins up a lightweight Alpine Linux VM on your phone using QEMU with a serial terminal and Podman container runtime. It allows running containers and persisting packages across reboots.

The most-disliked people in the publishing industry

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The sociology of literature studies how literature is created and defined by institutions, but often overlooks the reputational dynamics that drive the publishing industry. Laura McGrath's book Middlemen explores the role of literary agents in shaping literary excellence and prestige in the industry.

Improving my focus by giving up my big monitor

https://ounapuu.ee/posts/2026/04/01/focus/media/cover.jpg
The user struggled with focus due to being easily distracted and over-caffeinated from constantly responding to urgent issues. They conducted an experiment by using only their laptop screen for a month and found it helped them stay focused and intentional with their computer use.

We replaced RAG with a virtual filesystem for our AI documentation assistant

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The team created a virtual filesystem called ChromaFs to power their documentation assistant, allowing it to explore documentation like a codebase without the need for real sandboxes. ChromaFs uses a Chroma database to provide instant session creation, zero marginal compute cost, and built-in role-based access control, replacing the need for expensive sandboxes.

What changes when you turn a Linux box into a router

We can turn a Linux system into a router or switch by making 7 changes to the system, including enabling packet forwarding, defining a bridge, and configuring netfilter rules to filter traffic. These changes allow us to create a complete forwarding system, including enabling IP forwarding, defining a bridge, configuring netfilter rules, deploying a DHCP and DNS server, and vending WiFi ...

Claude Code Found a Linux Vulnerability Hidden for 23 Years

https://mtlynch.io/claude-code-found-linux-vulnerability/model-effectiveness.png
Nicholas Carlini used Claude Code to find multiple Linux kernel vulnerabilities, including a 23-year-old bug. The AI model required minimal oversight to find the bugs, highlighting its potential for discovering security vulnerabilities.

The Technocracy Movement of the 1930s

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The technocracy movement, founded in 2021, aimed to replace democracy with a system led by engineers and technicians, but it failed and is now largely forgotten. However, its ideas have unconsciously influenced the 21st century tech elite, who pursue a similar philosophy through more covert means.

Go on Embedded Systems and WebAssembly

https://tinygo.org/images/tinygo-logo.png
TinyGo brings Go to embedded systems and the web with a new LLVM-based compiler. It supports over 100 microcontrollers and produces WebAssembly code for web and edge computing.

Build your own Dial-up ISP with a Raspberry Pi

https://www.jeffgeerling.com/blog/2026/build-your-own-dial-up-isp-with-a-raspberry-pi/pi-isp-ibook-hero.jpeg
The user set up a local dial-up ISP using a Raspberry Pi and an old modem to emulate a dial-up connection on an iBook G3 from 1999. They used a phone line simulator and a USB modem to establish a connection and browsed the internet using Macproxy Classic.

Big-Endian Testing with QEMU

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The terms big endian and little endian refer to the order of a value's bytes in memory, with big-endian storing the most significant part first. QEMU provides a solution to test big-endian systems by emulating a big-endian architecture and cross-compiling code.

The house is a work of art: Frank Lloyd Wright

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F-15E jet shot down over Iran

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A US F-15E Strike Eagle fighter was shot down over Iran, prompting a US search and rescue effort for its two crew members. One crew member was reportedly rescued in a high-risk operation, with the fate of the second crew member still unclear.

How to make a sliding, self-locking, and predator-proof chicken coop door (2020)

https://www.backyardchickens.com/data/attachments/2229/2229106-c3dac488f4013d120f4c6c7b5e8c1a3e.jpg?hash=w9rEiPQBPR
A secure coop door design uses a vertical sliding door with a self-locking mechanism, eliminating the need for external locking. The door is designed to be easy to build using a jigsaw, drill, and table saw, with a counterweight or spring hinge for smooth operation.

Fake Fans

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Chaotic Good is a digital marketing agency that creates virality for musicians by manufacturing fake fan accounts and controlling online discourse. Their tactics aim to shift the burden of promoting artists from the artists themselves to the agency.

Sequential Optimal Packing for PCB Placement

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Automatic chip placement on a PCB is challenging due to signal integrity and power management issues. Sequential Optimal Packing is a fast, deterministic, and legible solution that captures design requirements and constraints in a predictable way.

Scientists are working on "everything vaccines"

https://www.economist.com/cdn-cgi/image/width=1424,quality=80,format=auto/content-assets/images/20260404_STD001.jpg
Vaccines can fall short against fast-evolving viruses like COVID-19 and the flu, leading to severe outbreaks. The flu vaccine's effectiveness can be blunted by mutations, as seen in the 2025 flu season in America and Europe.

Gold overtakes U.S. Treasuries as the largest foreign reserve asset

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Gold has overtaken U.S. Treasuries as the world's largest foreign reserve asset, with central banks holding nearly $4 trillion in gold. This shift is driven by rising gold prices, geopolitical tensions, and diversification away from dollar assets.

Why are we still using Markdown?

You're frustrated with Markdown's complexity and inconsistencies, particularly with inline HTML and multiple ways to write the same thing. You think a minimal, well-defined markup language with a build system and compile-time hooks could solve many problems.