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Tiny AI, open frameworks, and sustainable energy breakthroughs.

26 Jul 2026
JetZero

Aviation startup JetZero is advancing the development of a revolutionary blended wing body aircraft designed to achieve zero emissions. The innovative design promises to drastically improve fuel efficiency and reshape the future of commercial travel. The company is now bringing this futuristic vision into physical reality as it prepares to build and test a full-scale demonstrator.

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Stolen Buttons
Stolen Buttons

Stolen Buttons is a quirky new web project where a developer collects a user interface button from every website they visit. The creator documents their daily browsing by saving a single button from each site to build this unique collection. Visitors can browse the growing digital stash to explore the diverse design choices found across the internet.

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Systems and Delays

Recent research highlights the counterintuitive effects of delays in complex technical systems, demonstrating that introducing latency can sometimes optimize overall network performance. These insights challenge traditional engineering assumptions and offer new strategies for developers looking to manage congestion in distributed networks.

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Clinical failure rates over the decades: yikes

Despite significant technological advancements in drug discovery, clinical trial failure rates have remained stubbornly stable because the pharmaceutical industry continuously pushes boundaries to tackle increasingly complex diseases. Readers note that this persistent equilibrium reflects shifting criteria for medical success, the elimination of easy targets, and the heavy career toll on scientists working to translate early research into human outcomes.

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Show HN: I mapped every US golf course – 16k+ courses, free, no signup
Show HN: I mapped every US golf course – 16k+ courses, free, no signup

A developer has launched a free, interactive map detailing over 18,000 US golf courses without requiring user registration. The platform provides comprehensive data for each location, including ratings, live weather, hole-by-hole scorecards, and tee time booking capabilities. This tool offers golfers a centralized, accessible resource to explore and plan their games at both public and private courses.

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Inflect-Micro-v2: complete voice in 9.36M parameters
Inflect-Micro-v2: complete voice in 9.36M parameters

Developers have introduced Inflect-Micro-v2, a highly efficient voice generation model that achieves complete vocal synthesis using only 9.36 million parameters. This lightweight, open-source release aligns with the broader mission to democratize artificial intelligence and advance accessible machine learning tools.

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Cloudflare's new AI traffic options for customers
Cloudflare's new AI traffic options for customers

Cloudflare has launched updated tools allowing website owners to manage AI bot traffic with greater precision. Instead of relying on blanket blocks, users can now independently control Search, Agent, and Training bots. The update also introduces new security protections specifically for ad-monetized web pages.

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Git rebase -I is not that scary

This guide aims to demystify Git's interactive rebase command, demonstrating to developers that the feature is much less intimidating than it appears. It provides a practical walkthrough to help programmers confidently clean up, squash, and reorganize their commit history.

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An ESP32 based plane radar for my desk
An ESP32 based plane radar for my desk

A new DIY desktop radar project uses an ESP32 microcontroller to track and display local air traffic in real time. The compact device pulls ADS-B data to plot the distance and bearing of nearby aircraft. All resulting flight details are then shown directly on a small integrated screen.

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GM Backs Sodium Ion Batteries for U.S. Grid Storage
GM Backs Sodium Ion Batteries for U.S. Grid Storage

General Motors is investing in a sodium-ion battery startup to improve U.S. grid storage with safer, high-temperature technology. The new batteries promise quieter operation and an impressive 20-year durability for long-term energy infrastructure.

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The new rules of context engineering for Claude 5 generation models
The new rules of context engineering for Claude 5 generation models

Anthropic has introduced new context engineering guidelines for Claude 5 generation models after removing over 80% of Claude Code's system prompt. Developers can apply these streamlined lessons to optimize context management and improve the performance of their own custom AI agents.

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What if they are all wrong? (2020)
What if they are all wrong? (2020)

Mathematical conjectures are a ubiquitous and diverse staple across every subfield of mathematics. These unproven theories vary drastically in scope and significance, ranging from famous, far-reaching ideas to narrow and highly speculative concepts.

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SIMD for Collision

A recent technical post details how implementing a wide SIMD approach significantly accelerates physics contact solvers by processing multiple work units simultaneously. Unlike traditional narrow SIMD which merely vectorizes single 3D math operations, this wide method tackles multiple collision points at the exact same time. This technique builds on previous graph coloring optimizations to deliver substantial performance gains in collision detection.

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Running a 28.9M parameter LLM on an $8 microcontroller
Running a 28.9M parameter LLM on an $8 microcontroller

A new open-source project demonstrates the ability to run a 28.9 million parameter LLM on an inexpensive eight-dollar ESP32 microcontroller. This achievement significantly advances edge AI by bringing complex language processing capabilities to highly constrained, low-cost hardware. The source code is publicly available on GitHub for developers to explore and contribute to.

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LLM Usage in Debian: Three Proposals

The Debian project is currently debating three distinct proposals regarding the use of large language models in its development, ranging from an outright ban to conditional allowance or mere discouragement. Community discussions highlight a divided contributor base and raise practical concerns that strict prohibitions could hinder the discovery and patching of critical security vulnerabilities. Furthermore, debaters question the long-term viability and enforceability of such restrictions, especially as AI tools become increasingly prevalent in adjacent projects like the Linux kernel.

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Open-weight AI is having its Kubernetes moment
Open-weight AI is having its Kubernetes moment

Open-weight AI models are becoming the foundational infrastructure for the next generation of the AI ecosystem, much like Kubernetes did for cloud computing. To maintain its global competitive edge, the US must actively participate in and lead this open movement rather than isolating itself.

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Producing ammonia and fertiliser using wind power in Morris, Minnesota
Producing ammonia and fertiliser using wind power in Morris, Minnesota

A new project in Morris, Minnesota, is utilizing wind power to produce ammonia and fertilizer, highlighting the potential for renewable energy integration in rural agriculture. While readers praise the local initiative, discussions emphasize that much larger green ammonia and hydrogen projects are currently underway in countries like China and Spain. Commenters also debate US competitiveness in the renewable sector, arguing that heavy subsidies and unpriced carbon externalities for the fossil fuel industry hinder the rapid adoption of clean energy technologies.

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Rethinking Legal Education in the AI Era

In response to the rapid rise of artificial intelligence, the University of Chicago Law School is overhauling its curriculum to foster AI-resilient critical thinking and prioritize essential human lawyering skills. The updated policies ban electronic devices in first-year core courses and mandate oral defenses for major writing assignments to prevent students from relying on AI shortcuts. Additionally, the school is integrating comprehensive training on the ethical and effective use of AI tools across legal research, electives, and clinical programs.

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Show HN: I made some transistor animations

A developer has created educational animations illustrating the inner workings of transistors, which users praised for making complex electronic physics easier to visualize. Following requests from educators, the creator released the materials under a permissive CC-BY license so they can be freely used in training programs. The simulations model field densities and charge carrier behaviors to provide a realistic, intuitive look at how transistors function at a fundamental level.

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GDID Windows – Cut the tracker that follows you even under VPN
GDID Windows – Cut the tracker that follows you even under VPN

A persistent Windows tracking mechanism known as GDID can uniquely identify users even when they route their traffic through a VPN, recently helping to get a hacker caught. Researchers have since investigated the tracker in a virtual environment, releasing specific scripts and techniques to neutralize it and protect user privacy.

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Turn And Face The Strange
Turn And Face The Strange

The developers at Fly.io have released new documentation and guides to help users navigate their cloud platform. This collection, titled Turn And Face The Strange, provides detailed instructions to assist with modern application deployment.

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Memory Safety Absolutists

Readers are debating whether memory-safe languages like Rust should become a mandatory industry standard to prevent zero-click exploits caused by inevitable human error. While many argue that relying on programmer attention to detail is a losing strategy, others push back against aggressive language evangelism and note that social engineering remains a primary vulnerability.

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Zero roadkill as Amazon canopy bridges secure 15,000 crossings
Zero roadkill as Amazon canopy bridges secure 15,000 crossings

Amazon canopy bridges designed to protect wildlife from traffic have successfully facilitated 15,000 safe crossings with zero roadkill incidents. This conservation initiative demonstrates a highly effective, infrastructure-based solution for safeguarding local biodiversity and mitigating the ecological impact of roads. The project highlights how targeted engineering can successfully coexist with and preserve fragile natural ecosystems.

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Show HN: Brolly, a plain-text weather forecast site

Brolly is a new plain-text weather website that has launched to provide minimalist forecasts for York, England. The site features a seven-day outlook with hourly conditions, UV index, air quality, and pollen data. It also includes a convenient comparison of the current forecast against the previous day's conditions.

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Show HN: What 180k words look like as a temporal knowledge graph (Oz series)
Show HN: What 180k words look like as a temporal knowledge graph (Oz series)

SynapTale is a new platform that reads stories chapter by chapter to build a temporal knowledge graph of characters and plot points, enabling highly faithful long-form translations. An interactive, spoiler-free demo based on the Oz series is currently available to explore this living encyclopedia and visualize how over 180,000 words are mapped.

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Did They Ghost You?
Did They Ghost You?

A new platform tackles the frustrating trend of employer ghosting by allowing job candidates to anonymously report companies that stop communicating after interviews. Users can submit their experiences to a crowdsourced database to identify and avoid employers with a history of ignoring applicants.

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Multicast TV Distribution on My Home Network
Multicast TV Distribution on My Home Network

This article explores the mechanics of multicast networking, explaining how it uses backwards routing tables to deliver packets multiple times. By using live TV distribution as a practical example, the author demonstrates how understanding this technology can unlock powerful new content possibilities for niche home network use cases.

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DeepSeek pause fundraise after comments on compute gap to US leaked (transcript) [pdf]
DeepSeek pause fundraise after comments on compute gap to US leaked (transcript) [pdf]

Chinese AI startup DeepSeek has paused its fundraising efforts after a transcript of founder Liang Wenfeng's four-hour investor meeting was leaked online. The exposed recording contained candid remarks about the significant computing power gap between China and the United States, prompting the company to temporarily suspend its capital-raising activities.

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Bitchat is now on Radicle

The open-source chat project Bitchat is now hosted on the Radicle peer-to-peer network, inviting developers to explore the platform's expanding ecosystem. This integration allows the community to seamlessly access, collaborate on, and contribute to the decentralized codebase.

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Android May Soon Restrict On-Device ADB

Proposed changes to Android's on-device ADB could severely restrict access for power users and developers. These new limitations threaten to eliminate a growing ecosystem of open-source applications, mobile development environments, and rootless privacy tools like Shizuku. The potential crackdown has sparked significant concern within the tech community regarding the future of advanced device management and customization.

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