Mea Culpa – Dark Hours

You launched a project called Dark Hours, but it was similar to an existing open source project called DarkHours.app. You apologized for using AI to create the project without checking for existing work and will redirect the domain to the original project.

Criminal Deception in Silicon Valley

Ask HN: What are you working on? (August 2026)

The user has been working on various projects including an offline meeting document generator, a software house, a PlayStation bare-metal programming tutorial repo, a free and open source Chrome extension, and several other tools and platforms such as a music player, a calorie tracker, and a screen recording tool. They are also working on analytics for AI chat and search, a language with AI, ...

Cool URIs Don't Change (1998)

John C. Lilly on solid state intelligence and the elimination of man (1978)

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Man's existence on Earth was sustained by water and carbon compounds, but he created machines that eventually took over and formed a single, planetwide mind. This solid-state entity, now independent of Man, eliminated all life and eventually moved the planet to explore the galaxy for other entities like itself.

Production Imminent: 40 Solar-Charging Aptera EVs Coming Soon

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Aptera is a California company making solar-charging electric vehicles. Their first vehicle is exotic-looking and hyper-efficient, gaining up to 46 miles of range per day parked in the sun. Many people will find they never need to plug in their Aptera for local travel, with all electricity coming from the sun for free. They are taking reservations now, you can reserve one here for $30 off. ...

Show HN: A Project Oberon System version running on RISC-V instead of RISC-5

https://camo.githubusercontent.com/9c9390e4f44f2473c6a445926cf235c6c01e73a13cdf01d37d2f03099dfe5b18/687474703a2f2f736f6674776172652e726f636875732d6b656c6c65722e63682f70726f6a6563745f6f6265726f6e5f73797374656d5f727633322e706e67
A version of the Project Oberon System has been migrated from Oberon 07 to Oberon 90 using a recent OP2 compiler with a RISC-V backend, preserving the original system's simplicity and regularity. The system now runs on an emulated RISC-V machine, with future iterations planned to migrate it to an Olimex board, providing a low-cost and widely available hardware platform.

Human vs. AI – Diff-based line-level provenance for text under agentic editing

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The text provenance tool identifies human-authored lines within machine-generated text, preserving ownership and agency in collaborative editing. It uses version history and diffing to categorize text as human (1.0), modified (0.46), or agent-authored (0.00).

Every fast write moves work somewhere else

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A database write can stop after memory, a local SSD, an object PUT, or a replicated WAL. Each choice changes latency, durability, and who owns the work left for later.

Crickets as Pets

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Cricket keeping originated in China in early antiquity, where crickets were prized for their songs and fighting skills, and the art of breeding and training them was perfected during the Qing dynasty. Today, cricket fighting remains a popular seasonal sport in China, with a thriving trade in wild-caught crickets and a complex system of ranking and betting on fights.

There Are Magic Hexagons of Every Order

The user used AI to solve the problem of constructing abnormal magic hexagons, a long-standing open problem in mathematics, by imposing additional symmetry constraints and using a potential field representation to reduce the search space. The AI, GPT-5.6 Sol, was able to find a constructive proof for the existence of abnormal magic hexagons for every order n > 3, and the user was able to ...

Silicon Valley misreads science fiction and undermines democracy

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Historian Jill Lepore discusses her book "The Rise and Fall of the Artificial State" which explores how private corporations are increasingly taking on the functions of the state, threatening democracy and individual rights. Lepore argues that this trend is a result of a misreading of science fiction and pulp culture, and that a return to democratic values and a more nuanced understanding of ...

My server is a phone now

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The user repurposed their CMF Phone 1 as a server by installing Termux and running Linux applications, leveraging Android's existing hardware drivers and capabilities. They created a reproducible and manageable infrastructure using Ansible, with automated backups, health checks, and observability, turning their phone into a quiet, fast, and reliable server.

Tom Stanton's supersonic trebuchet breaks sound barrier with gravity alone

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Tom Stanton created a gravity-powered trebuchet that crossed the speed of sound. He used a 3:1 pulley system, carbon fiber arm, and aerodynamic design to achieve 776 miles per hour.

Microsoft Word for Windows 1.1a, Native X64 Port

https://opengraph.githubassets.com/dfc2c200c5ce65fa9c5f3faa0e47fd7e87be622e66b04cefb646375861f0aa2a/jmarshall23/msword
This project is a native Windows x64 port of Microsoft Word 1.1a, preserving the original user experience and behavior. It uses CMake and Visual Studio 2022 to build a 64-bit executable from the original source code and resources.

Os8088: A powerful Mac-like OS for the IBM XT, 286, 386

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os8088 is a hobby project that recreates a Macintosh System 1-style desktop for the Intel 8086, featuring overlapping windows, pull-down menus, and pre-emptive multitasking. It boots from a floppy and runs entirely in real-mode assembly, with a 40KB kernel and a graphical interface that fits in 256K of RAM on an Intel 8086 or 8088 processor.

FCC moves to ban Lidar-equipped foreign drones from US

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The FCC proposes banning US sales of foreign-made drones with LiDAR features, citing national security concerns. The ban would affect popular consumer models like DJI's Air 3S and Mini 5 Pro, but not existing owners.

Show HN: Today's cities on a globe of Earth's tectonic past and future

https://douwe.com/static/projects/tectonic_globe/tectonic_globe.jpg
Countries and cities are used as colored markers on crust polygons split by the 2021 plate model. Red areas show overlapping plate fragments after reconstruction, with the future side as an interactive sketch rather than a forecast.

Taxi drivers rarely die of Alzheimer's

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Two studies found that taxi and ambulance drivers have a lower risk of dying from Alzheimer's disease due to their continuous real-time navigation work. This association is linked to the hippocampus, a brain region that governs memory and spatial navigation, which is damaged early in Alzheimer's disease.

Dithered QR Codes

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A QR code is a grid of squares that encodes data, with function patterns for easy scanning and data modules for storing information. By modifying data modules, QR codes can be made to look distinctive, but may be less robust when scanning.

The Alpha 21264 CPU: NT's Greatest RISC (1998)

https://halfhill.com/byte/1998-12_alpha1.gif
Digital Equipment is offering a sneak preview of the next generation in NT processing with the 64-bit Alpha 21264 processor, which is one of the fastest chips in the world and available today. The 21264 has an innovative design with larger primary caches, additional functional units, and out-of-order execution, making it a brainiac processor that executes instructions out of order more ...

The Grid That Doubles the Strength of the Ground

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The Port of Long Beach in Southern California uses geocells, a 3D structure made of plastic strips, to improve bearing capacity and prevent washboarding on unpaved roadways. Geocells can significantly reduce the thickness of a base layer needed for road construction, make it possible to use cheaper base materials, and provide a net environmental benefit by reducing excavation and haul distance.

Windows 11's built-in Weather app wastes more than 1 GB of RAM

https://www.notebookcheck.net/fileadmin/_processed_/a/1/csm_Windows_11_01_6e1c5df0a8.jpg
Microsoft's Weather app consumes over 1 GB of RAM, making it inefficient on PCs with limited RAM, contradicting the company's goal of improving Windows 11's efficiency. The app's high memory usage is due to its non-native Windows implementation and multiple Chromium-based subprocesses.

Literary Sins

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Confession: When we thought about what we wanted to ask our writers this summer, our desires immediately turned to the gossipy, the secret, the lurid. What was it that they were not telling us? What might they not even be telling themselves? The editorial process is, of course, set up to root out any misdeeds. Every piece of writing you read in our pages has been copy-edited, fact-checked and ...

A partial digestion of the HRT counterexample

A function of one variable can be translated in space by a spatial shift to obtain a new function and also modulated in frequency by a frequency shift to obtain a new function One can compose these two operations to obtain a time-frequency shift: (This can be viewed of as a portion of the Weyl representation of the Heisenberg group, but we will not adopt a representation-theoretic perspective ...

Banksy works cost public almost £150k

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Banksy's artworks have cost taxpayers almost £150,000 in cleaning and security operations, with the largest cost being £85,000 for a mural on the Royal Courts of Justice. The Ministry of Justice and Westminster City Council have spent thousands of pounds trying to remove Banksy's murals from public buildings.

Show HN: Airy – Free, fast, and simple voice content creation

Airy Studio — Turn lines into speech. Choose a voice and export audio.

We replaced Redis with MySQL for inventory reservations and it scaled

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Shopify used SKIP LOCKED, composite primary keys, and connection visibility to handle high-throughput inventory reservations during peak traffic. The solution eliminated overselling and underselling issues, improved database health, and allowed Shopify to meet its scale targets on Black Friday 2025.

Making difficulty curves in games

http://www.davetech.co.uk/pages/difficultycurves/i/expected-dfifficulty-curve.gif
Game developers should aim to create a smooth difficulty curve by introducing new mechanics and challenges gradually, allowing players to feel a sense of progression and accomplishment. To achieve this, developers can use various techniques such as providing subtle hints, allowing players to grind for experience, and hiding shortcuts that require knowledge to access, all while monitoring ...

TheoremDB – A public workspace for machine mathematics

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Each card opens the packet: what has been proved, which routes failed, and the code behind every computation. determine the exact number of initial sets whose closure is the entire board. for every (varepsilonin(0,1)), does there exist a constant such that, for each integer nge2, every finite-dimensional real banach space xdim xdelta(