For first time, a cell built from scratch grows and divides

https://www.quantamagazine.org/wp-content/uploads/2026/07/SyntheticLife-cr-Ada-Zejun-Shen-Lede-copy-scaled.webp
Scientists created a synthetic cell that grows, replicates DNA, and divides, demonstrating basic cell functions. The cell is not alive but shows promise for generating life from non-life and could lead to breakthroughs in materials and disease research.

Physical disc production ending in Jan 2028 for new games on PlayStation

https://blog.playstation.com/tachyon/2026/07/70bb22030b29f4234fd812253bf1129b00609c4c.jpg?resize=1088%2C612&crop_strategy=smart
Sony Interactive Entertainment will discontinue physical game disc production for new PlayStation games in January 2028. New games will be available digitally on PlayStation Store and at retailers starting January 2028.

Most arguments are about ego, not ideas

A software engineer stopped arguing with others due to understanding that correctness is not always good and that arguing often challenges people's sense of self rather than their ideas. He now focuses on self-improvement and building on differences rather than trying to convince others.

Sony Deletes 551 Movies PlayStation Owners Paid For

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Sony plans to remove 551 movies and TV shows from PlayStation Store libraries due to licensing agreements. This move highlights the shift towards ownership being controlled by servers, rather than physical copies.

Asahi Linux 7.1 Progress Report

https://asahilinux.org/img/AsahiLinux_logo.svg?d619e737
Asahi Linux has fixed issues with macOS 27 boot picker compatibility and added support for M3 machines with high-quality audio output, CPU frequency switching, and big.LITTLE task scheduling. The team is also working on AVD video decoder support and has released m1n1 version 1.6.0 with Rust requirements for stage 2 builds and improvements for M3 series support.

Nintendo has raised its employees base salary by 10%

https://i0.wp.com/mynintendonews.com/wp-content/uploads/2024/09/nintendo_logo.jpg?resize=930%2C620&ssl=1
Nintendo raised employee base salaries by 10% to retain talent and maintain an appropriate compensation standard. The company also invested 121 billion yen in R&D and has been cautious with price increases.

Godot will no longer accept AI-authored code contributions

https://cdn.mos.cms.futurecdn.net/9dodV2e5ccUenR7vaGRtN5.jpg
Godot Foundation is updating its contribution policies to ban AI-authored code and AI-generated text in human communication. The goal is to reduce the burden on maintainers and ensure new contributors become future maintainers.

Box3D, an open source 3D physics engine

Box3D is an open source 3D physics engine that is a fork of Box2D, developed to meet the needs of the game The Legend of California. It is now available on GitHub and has a feature set that includes gyroscopic torques, broad-phase collision detection, and compound collision systems.

ZCode – Harness for GLM-5.2

https://zcode.z.ai/_next/image?url=%2Fimages%2Fimg-goal%402x.png&w=3840&q=75
User built a standalone browser-based Gomoku game from scratch using ZCode 3.0, implementing heuristic AI and win detection. The game renders a 15x15 board, tracks turns, and supports restarting with optional AI focus area overlay.

FFmpeg 9.1's new AAC encoder

What to learn to be a graphics programmer

https://blog.demofox.org/wp-content/uploads/2026/07/image.png?w=1024
To be hireable as a graphics programmer, learn modern graphics APIs like DirectX12, Vulkan, or Metal, and understand rendering techniques, lighting, and shading. Familiarize yourself with C++ and shader languages like HLSL or GLSL, and consider learning path tracing and physically based rendering.

Fable 5 is Back

https://pbs.twimg.com/media/HMKoSbnXEAERYLR.jpg
Fable 5 is back.

Show HN: Searchable directory of 22k+ products from worker-owned co-ops

https://www.workerowned.info/logo-yourfairshare.png
Find worker-owned coffee shops and restaurants across the US. Search by city to discover cooperatively owned cafes, bakeries, and restaurants in your area.

Monetization Gateway: Charge for any resource behind Cloudflare via x402

https://cf-assets.www.cloudflare.com/zkvhlag99gkb/qPuShvhz5HUDcJS2agaXn/be302f6d4f4e511a51378f597d0b21c0/BLOG-3342-hero.png
Cloudflare introduces the Monetization Gateway, allowing customers to charge for digital assets with usage-based pricing. The gateway uses the x402 protocol for sub-second payment settlement in stablecoins.

Frog-derived gut bacterium eradicates tumors in mice

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A newly discovered bacterium, Ewingella americana, has shown to completely eliminate colorectal cancer in mice with no recurrence. It outperforms chemotherapy and immune checkpoint blockade with a dual-action approach of direct tumor destruction and immune activation.

Internal Combustion Engine (2021)

https://ciechanow.ski/images/og/ice.jpg
An internal combustion engine is explained step by step, starting with a simple crank mechanism that converts linear force into torque, then using a cannon to generate a strong force that pushes a piston down a cylinder, and finally adding valves and a camshaft to control the flow of air and fuel. The engine's components, including the engine block, crankshaft, pistons, cylinder head, and ...

Why jet engines aren't made in China

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China's state-capitalist model excels in industries with fast iteration cycles and well-known manufacturing processes, but struggles with complex technologies like jet engines that require slow iteration speeds and accumulated knowledge. The jet engine industry's high regulatory burden, extreme cost sensitivity, and reliance on a network of specialized suppliers make it nearly impossible for ...

Apple 'Hide My Email' vulnerability reveals peoples' real email addresses

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iCloud+ Hide My Email service has vulnerabilities allowing attackers to discover hidden email addresses. Apple has been aware of the issue since June 2025 but still hasn't fixed it.

ArXiv's Next Chapter

https://bpb-us-e1.wpmucdn.com/blogs.cornell.edu/dist/8/7752/files/2021/02/arxiv-logo-1.png
arXiv will spin out from Cornell University to become an independent nonprofit organization on July 1, 2026. This change will bring new flexibility and opportunities while maintaining arXiv's mission and values of free access to scientific ideas and discoveries.

ZCode: Claude Code from the Makers of GLM

https://zcode.z.ai/_next/image?url=%2Fimages%2Fimg-goal%402x.png&w=3840&q=75
User is creating a browser-based Go game with an AI opponent using ZCode and GLM-5.2, implementing features like player interaction, AI algorithm, and victory conditions. The game is now complete and can be run independently, with the user verifying its functionality and removing unnecessary dependencies to enable local execution.

What ORMs have taught me: just learn SQL (2014)

The user has had negative experiences with Object-Relational Mappers (ORMs) and believes they should not replace SQL, but rather augment it. They recommend learning SQL to write efficient queries and manage database interactions, and suggest using templated SQL or stored procedures for complex queries.

A retrospective of my time on the internet

https://www.vice.com/wp-content/uploads/sites/2/2019/08/1565048739851-image3.png
The author reflects on the evolution of the internet from a place you visited to a woven part of daily life, with a focus on the mid-2000s as a transformative time. The author laments the loss of the old web, where websites were authored by humans and discovery was a manual process, replaced by a modern web with layers of intermediaries and commercial value extraction.

Ask HN: Who is hiring? (July 2026)

Here are the summaries in 2 concise English sentences each, not exceeding 200 characters:

Weave Robotics launches Isaac 1, a $7,999 home robot with Fall 2026 deliveries

https://www.weaverobotics.com/videos/posters/isaac-1/isaac1-at-home.jpg
Isaac 1 is a home robot designed to handle tedious tasks like laundry and room reset. It's autonomous and controlled through a smartphone app, with teleoperation assistance available when needed.

Opening up 'Zero-Knowledge Proof' technology to promote privacy in age assurance

https://storage.googleapis.com/gweb-uniblog-publish-prod/images/Alan_headshot.max-244x184.format-webp.webp
Google open sourced Zero-Knowledge Proof libraries to support EU age assurance and digital ID solutions, making it easier for developers to build private and secure applications. This move aligns with the European Union's eIDAS Regulation, set to take effect in 2026.

Trump made more than $1B on crypto deals, part of 2025 windfall

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The GNU Emacs Architecture: Unlocking the Core [pdf]

GNU Emacs is a text editor that has been in development since the 1980s and is known for its user-extensible and self-documenting design that ties back to the free software philosophy. A thesis aims to aid future work in modernizing Emacs by providing a foundation of comprehensive and accessible documentation covering the internal architecture of GNU Emacs, focusing on components related to ...

How We Made IPFS Content Publishing 10x Faster

https://cdn.probelab.io/media/original_images/chart-ipfs-dht-publish-performance-cdf.png
Optimistic Provide is a new optimization for IPFS's Amino DHT that reduces content publication time by over one order of magnitude and network overhead by 40%. It achieves this by using statistical heuristics to predict when the 20 closest peers have been discovered, allowing for sub-second record storage and improved performance in delay-sensitive applications.

Postgres data stored in Parquet on S3: LTAP architecture explained

https://www.databricks.com/sites/default/files/inline-images/monolithv2.png
The author, a co-founder of Databricks, discusses how traditional OLTP databases are clunky, difficult to scale, and fragile, and proposes a new architecture called Lakebase that externalizes storage and compute, making databases more durable, elastic, and cheaper to run. Lakebase's design also enables a new feature called LTAP, which unifies transactional and analytical workloads by storing ...

The first early human eggs from stem cells

https://framerusercontent.com/images/ZMjSBl2R12zTrNeIQVTvUPvd7E.png
Conception has successfully generated early human egg cells from stem cells using a simple blood draw. They have created miniature human ovaries containing early eggs, a major scientific advance towards redefining fertility.

Meta loses bid to dismiss US states' claims that FB, Instagram addict children

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The Vespa at 80

https://i.cbc.ca/ais/129c27ac-3942-4151-95c0-e711f39899db,1782761000702/full/max/0/default.jpg?im=Crop%2Crect%3D%280%2C104%2C2000%2C1125%29%3B
A Vespa museum in Rome showcases the scooter's 80-year history, from its birth in 1946 to its current status as a symbol of freedom and style. The Vespa's unlikely story began as a solution to post-war Italy's transportation needs, designed by Corradino D'Ascanio and launched by Enrico Piaggio.

Redeploying Fable 5

https://www.anthropic.com/_next/image?url=https%3A%2F%2Fwww-cdn.anthropic.com%2Fimages%2F4zrzovbb%2Fwebsite%2F0cf1fc27ba70725d56c623b27dc1f05228a303c2-3840x1732.png&w=3840&q=75
The US government lifted export controls on Claude Fable 5 and Mythos 5, allowing global access starting July 1. Anthropic is working with the government to develop a shared framework for assessing AI jailbreaks and improving model safety.

Healthy but sedentary people show early decline in cellular energy production

https://news.cuanschutz.edu/hubfs/2026-06_reduced%20mitochondrial%20efficiency%20(1).png
Researchers found that sedentary individuals have decreased muscle mitochondrial function, which may lead to diseases like cancer, diabetes, and Alzheimer's. Regular exercise helps maintain cellular health by improving mitochondrial function and metabolic flexibility.

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

I am a software engineer with 10+ years of experience in UI/UX design and full-stack development, proficient in various technologies including Python, AI, MERN, and Big Data, and I am looking for a Senior/Lead software engineer role in the USA.

Meta caps internal AI token spending

The website is blocked due to security reasons after a suspicious action was detected. Please email the site owner with the Cloudflare Ray ID and details of the action that triggered the block.

Meta's Un-Stable Signature

The user investigated three AI-based invisible watermark algorithms, SynthID, TrustMark, and Stable Signature, and found that they all make the same fundamental mistake of assuming independent and uniformly distributed bits, leading to inflated accuracy rates and high error rates. The user's empirical testing and statistical analysis revealed that these algorithms have error rates of around ...

Supersonic flight returning to US after half-century ban

https://imageio.forbes.com/specials-images/imageserve/6a4421163051221e5ebeea37/0x0.jpg?format=jpg&height=900&width=1600&fit=bounds
The FAA may repeal the 1970s ban on supersonic flight over US territory due to technological advances that minimize noise impacts. Companies like Boom Supersonic and Spike Aerospace are developing quieter supersonic aircraft for luxurious transatlantic flights.

Pine64 launch $50 smart speaker for Home Assistant tinkerers

https://i0.wp.com/www.omgubuntu.co.uk/wp-content/uploads/2026/06/pinevoice-pine64-speaker.webp?resize=750%2C394&ssl=1
Pine64 launched PineVoice, a $50 smart speaker with open-source software on a RISC-V chip, featuring Wi-Fi, Bluetooth, and Zigbee interfaces. It runs on Alibaba's YoC platform and supports local wake word detection, with a recommended firmware update to Linux Voice Assistant.

Qualcomm Linux 2.0

https://www.qualcomm.com/content/dam/qcomm-martech/dm-assets/images/blog/headshots/Pragya_Pathi.png
Qualcomm Linux 2.0 is a unified platform with a single open-source foundation, upstream-first development model, and production-ready modular architecture. It is generally available today, June 30, 2026, with a focus on meeting customer and developer needs.

Swedish court says Google is to pay $1.5B to Klarna in antitrust damages

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The Underhanded C Contest

http://www.underhanded-c.org/squash.png
The 2015 Underhanded C Contest had over 40 submissions, with many using NaN poisoning attacks, but the winner, Linus Åkesson, used a clever type confusion bug to misinterpret double-precision floating-point numbers as single-precision numbers. This allowed a host country to leave behind a small amount of fissile material and place something else in the test object to produce a substantial ...

Learn Vim motions with an ice-cream van

https://vimscoops.dev/og.png
The game teaches Vim motions one at a time through badges on the town map. Players match keystroke patterns to clear levels and earn Wizard rank.

I Left Harry's All-Night Hamburgers (2013)

https://escapepod.org/wp-content/uploads/2019/08/lawrence-watt-evans.jpg
The narrator worked at Harry's All-Night Hamburgers, a restaurant in West Virginia that attracted unusual customers from different parallel universes. These customers, who were explorers and travelers, would come to Harry's to eat, trade information, and take a break from their journeys between worlds.

Rayfish, Peer-to-peer mesh VPN with no server to trust

https://rayfish.xyz/img/logo.87875cb7.png
Rayfish is a peer-to-peer mesh VPN that builds private networks without a central server or company. It allows multiple networks to coexist and is decentralized, with no account or operator to answer to.

The Anti-Palantir Manifesto

https://nym.com/_next/image?url=https%3A%2F%2Fassets.nym.com%2FHarry_22c82eaa29.jpg&w=1920&q=80
Programmers have a moral responsibility to the world to create technologies that promote freedom and prevent surveillance. They must build software and hardware to defend against mass surveillance and technofascism.

Chip Off The Old Block

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The author reflects on how having children has given him a new appreciation for old poetry and how his kids are exhibiting traits similar to his own, such as train obsession and OCD tendencies, but also unique characteristics like his wife's love of bugs. The author navigates the complexities of parenting by establishing a "feudal code" of rules and negotiations with his children, which ...

Claude Fable 5 Promotional Access

https://downloads.intercomcdn.com/i/o/lupk8zyo/792494/717b10d3ebd874823db64841659b/76f3062d78ebbb04863fb1de3ef9cca0.png
Claude Fable 5 is available at no extra cost for Pro, Max, Team, and premium seats on seat-based Enterprise plans from July 1 to July 7, 2026. After July 7, Fable 5 can be used with usage credits or switched to another model within existing plan usage limits.

Medieval-style fortifications are back in the Sahel

https://www.economist.com/cdn-cgi/image/width=1424,quality=80,format=auto/content-assets/images/20260627_MAP506.jpg
The Benin state in southern Nigeria built massive earthworks, second only to China's Great Wall, showcasing its powerful civilization. The empire eventually collapsed under British invasion, leaving behind only remnants of its once-mighty walls.

Hanami 3.0: In Full Bloom

https://hanakai.org/blog/assets/2026-06-30-hanami-3-0-in-full-bloom/logs.webp
Hanami 3.0 is released with new features like mailers, internationalization, and Minitest support. It also improves performance and developer experience.

Forestiere Underground Gardens

https://upload.wikimedia.org/wikipedia/commons/thumb/c/c1/Forestiere_Underground_Gardens_at_5021_West_Shaw_Avenue%2C_Fresno%2C_California_LCCN2013634990.jpg/330px-Forestiere_Underground_Gardens_at_5021_West_Shaw_Avenue%2C_Fresno%2C_California_LCCN2013634990.jpg
Baldassare Forestiere built the Forestiere Underground Gardens in Fresno, California over 40 years using hand tools and mules. The gardens feature 65 rooms, skylights, and a variety of plants and trees protected from frost.

OpenWiki: CLI that writes and maintains agent documentation for your codebase

https://raw.githubusercontent.com/langchain-ai/openwiki/main/static/openwiki.png
OpenWiki is a CLI that generates and updates codebase documentation for agents. It integrates with GitHub actions and supports various inference providers like OpenRouter and OpenAI.

Your Kids' School Bus Is About to Become a Roaming Surveillance Vehicle

https://www.thedrive.com/wp-content/uploads/2025/08/feat-getty.jpg?quality=85&w=1920
Companies are planning to equip school buses with automatic license plate readers to sell data to law enforcement. This raises concerns about mass surveillance and potential abuse of the collected data.

It's not me, it's the compiler

The user encountered a miscompilation issue in Rust where the compiler incorrectly optimized their code, causing a parser to incorrectly consume tokens. They reported the issue, which was quickly fixed by Hanna Kruppe, and is now one of only 7 p-critical and i-miscompile issues in Rust.

The <usermedia> HTML element

https://developer.chrome.com/static/blog/usermedia-html-element/image/thumbnail.png
The &lt;usermedia&gt; element in Chrome 151 provides a declarative and user-activated experience for accessing camera and microphone streams. It reduces boilerplate code, improves security, and provides a seamless recovery path for users who have previously denied access.

Artful Cats: Feline-Inspired Art and Artifacts

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Matrix Orthogonalization Improves Memory in Recurrent Models

https://ayushtambde.com/matrix-orthogonalization/algorithm.png
Researchers improved recurrent neural networks (RNNs) for noisy associative recall (NAR) by orthogonalizing their memory matrix during reads. This technique, inspired by Muon optimizer, significantly improved NAR performance in various tasks and vocab sizes.

SpudCell: The first synthetic cell with a complete cell cycle

https://biotic.org/research/spudcell/spudcell.jpg
Prof. Kate Adamala's team at the University of Minnesota built SpudCell, a synthetic cell that performs a complete cell cycle from known chemical components. SpudCell grows, replicates, and divides using a feeding mechanism and a smaller genome than previously thought possible.

Sony will no longer produce discs for PlayStation games starting in January 2028

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Sony will stop producing physical discs for PlayStation games in January 2028, shifting to digital-only releases. Existing games will remain playable on physical discs, but new games will only be available digitally.

Single header Parser Combinators for C

https://opengraph.githubassets.com/0f599713c0a761c9e29dfecc1f63ad695676e970e82e97fe758ef10bfd8d743f/steve-chavez/CParseC
CParsec is a fast CSV parser for C that generates inlinable functions for parsing CSV rows. It is ~1.25 times faster than Rust's csv and ~20 times faster than attoparsec-csv.

Fixing a kubelet memory leak in Kubernetes 1.36

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A tiny Kubernetes cluster revealed a memory leak in the kubelet process due to a context leak on every startPodSync, which was caused by a change in Kubernetes 1.36 that created a new cancelable context without properly canceling the old one. The issue was fixed by reverting the problematic code and adding comments to warn about potential context leaks and long-lived goroutines.

Apricot Computers: An underrated British brand

https://i0.wp.com/dfarq.homeip.net/wp-content/uploads/2025/04/apricot-computers-1989-480p.jpg?resize=300%2C225&ssl=1
Apricot was a British computer company that struggled in the highly competitive PC market of the 1980s and 90s. They were the first to ship a 486-based PC in 1989 and licensed Microchannel from IBM, but ultimately sold their hardware division to Mitsubishi Electric in 1990.

Mortality associated with non-optimal ambient temperatures from 2000 to 2019

Most rewrites serve the engineer, not the business

https://anatoliybabushka.com/Anatoliy_Babushka.webp
Rewriting code for personal reasons, not business needs, is a common pattern. Before rewriting, look for a specific reason or number that justifies the change, not just personal preference or style.

Solid and Clean Code never felt solid or clean to me

The user learned programming through online documentation and projects, but found some senior engineers' writing and speaking styles, such as "Uncle Bob," to be manipulative and lacking substance. They believe the software engineering culture is overly dogmatic and subjective, with a focus on marketing techniques and subjective traits like "clean" code, rather than objective principles and ...

Trust your compiler: Modern C++

https://categorica.io/_app/immutable/assets/ctg_icon.CcTidov5.svg
Modern C++ compilers and libraries can often optimize code more effectively than hand-written "clever" code, making it easier to write straightforward and efficient code. By using modern C++ features and standard library functions, developers can express their intent directly and let the compiler and library do the optimization work.

Claude Fable 5 export control lifted

https://pbs.twimg.com/media/HMGWvd-WEAA2nG1.jpg
🚨 BREAKING: Commerce Sec. Howard Lutnick has officially lifted the export control order on Anthropic's Fable 5

A complete ClickHouse OLAP engine, compiled to WebAssembly

chDB SQL Shell

Rotman Lens

https://upload.wikimedia.org/wikipedia/commons/thumb/c/cd/Rotman_lens.jpg/250px-Rotman_lens.jpg
A Rotman lens is a passive electronic component used for beamforming in radio frequency applications, allowing multiple antenna beams to be formed without phase shifters. It consists of input and output ports with different phase shifts, enabling beam shaping in various directions.

Designing DB partitions you don't have to babysit

https://explainanalyze.com/p/designing-partitioning-you-dont-have-to-babysit/cover.png
Partitioning by primary key (id) allows for automatic pruning and eliminates the need for date filters in queries. A background service can manage partition boundaries based on observed growth, eliminating the need for manual partitioning and rebalancing.

Building Gin: Simple over Easy

https://manualmeida.dev/articles/gin/golang-framework-gin-gonic.png
The author created Gin, a Go web framework, to balance simplicity and ease of use, inspired by the SDK work and Go's simplicity principles. Gin's design aimed to keep the request path explicit, reduce noise, and provide a natural developer experience, resulting in a widely-used and long-lasting framework.

Show HN: Pieces – Social network for people

https://piecesof.me/og-image.png
PIECES is for the people (forreal, people) — your posts, galleries, docs and stories, all in one home.

Neural Render Proxies for Interactive and Differentiable Lighting

https://studios.disneyresearch.com/app/uploads/2026/06/Neural-Render-Proxies-for-Interactive-and-Differentiable-Lighting-Thumbnail.png
Researchers introduced a neural render proxy (NRP) for fast relighting of static scenes with fixed camera and materials. NRP enables interactive frame rates and gradient-based inverse workflows for efficient lighting parameter solving.

The Writers Who Wrote the Most in History

https://brennan.day/assets/images/blog/compulsion.jpg
The author reflects on their own writing habits and those of other prolific writers throughout history, including G.J. Chesterton, Corin Tellado, and Mars Gravity, who have produced immense amounts of work despite personal struggles and physical limitations.

Ray Tracer in SQL

https://raw.githubusercontent.com/ClickHouse/RayTracer/main/images/clickhouse_over_terrain.png
A path tracer written in ClickHouse SQL queries renders a scene with procedurally generated landscape, reflecting terrain and casting shadows, using 3D math on tuples and parallelizing across CPU cores. The scene exercises various geometric primitives, including boxes, cylinders, tori, and spheres, with CSG union, difference, and ray-marched distance field, and is rendered at any resolution ...

Launch HN: Parsewise (YC P25) – Reason Across Documents with an API

Greg and Max, Parsewise founders, transform unstructured data into schema compliant data with lineage. Their platform simplifies ETL and allows business experts to validate results quickly.

Client-side load balancing at a million requests per second

https://img01.ztat.net/engineering-blog/posts/2026/06/images/cslb-consistent-hash-load-balancing-after.png?imwidth=1320#previewimage
The team at Zalando replaced their shared edge load balancer with a client-side load balancer to improve latency and reduce shared infrastructure costs. They implemented a consistent-hash routing algorithm, occupancy-based bounded load, and zone-aware routing to achieve a 25% reduction in pods and over $1,000 per day in cost savings.

How employment changes when firms adopt generative AI

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Researchers studied 21,559 US firms that adopted generative AI, finding that high-intensity adopters grew employment by 10% and entry-level headcount by 12%. Low-intensity adopters saw no significant change.

Meta is adding rate limits and soft paywall to smart glasses

https://platform.theverge.com/wp-content/uploads/sites/2/2025/01/Sean_BLURPLE.jpg?quality=90&strip=all&crop=0%2C0%2C100%2C100&w=2400
Meta is limiting Conversation Focus on its AI glasses to 3 hours per month unless users pay $19.99 for a premium subscription. The feature runs on-device and doesn't require an internet connection, making the rate limit seem "bogus" and possibly a money-saving tactic.

Show HN: GolemUI – Declarative Form Engine

The New Paradigm for building forms. Stop coding UI-coupled forms and start defining semantic, serializable schemas.

Reduce GVisor Cold Starts with GPU Snapshotting

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Cerebrium's checkpointing feature solves the cold start problem for AI workloads by freezing the initialized container and restoring it quickly, reducing startup times from minutes to seconds. This feature is particularly useful for workloads dominated by deterministic initialization, importing frameworks, and loading models, allowing for better utilization, lower infrastructure costs, and a ...

Show HN: Claudoro, Pomodoro timer embedded in the Claude Code statusline

https://raw.githubusercontent.com/emson/claudoro/main/docs/images/claudoro-web-guide.png
Claudoro is a Pomodoro timer for Claude Code that renders in the status line, allowing for uninterrupted focus. It's a local-first, zero-configuration tool with customizable settings and a built-in guide.

This Cell Feeds, Grows and Reproduces. and It's Manmade

https://static01.nyt.com/images/2026/06/26/multimedia/2026-06-24-spud-synthetic-cell-index/2026-06-24-spud-synthetic-cell-index-facebookJumbo.jpg
Scientists at the University of Minnesota created SpudCell, a synthetic cell that feeds, grows, and reproduces, but lacks full life. The team is organizing a community to make SpudCell more alive and adapt it for new experiments.

One KW wind turbine without civil engineering

https://www.windtowatt.com/gfx/production.jpg
Wind To Watt offers a 1 kW wind turbine for mass production, adaptable to any terrain and environment. It's a patented invention for global scalability, combining technological innovation and industrial experience.

Japan has 41% of the 100-year companies – secrets of 1,447-year survival

https://www.j-times.org/_next/image/?url=%2Fjtimes%2Flogo.webp&w=1920&q=75&dpl=dpl_2pJGJ7bmZHXnLh4f78KX3jWf7qmx
41% of world's 100-year companies and 65% of 200-year companies are Japanese. Kongo Gumi (founded 578 AD)'s 4 secrets of 1447-year survival and 5 lessons for modern firms.

I Like Small Keyboards

The user is a software engineer who uses small keyboards for typing efficiency. They prefer 42 key split keyboards like the Corne for improved ergonomics and comfort.

Show HN: Pglayers – PostgreSQL extensions as stackable Docker layers

https://opengraph.githubassets.com/7aa55f3ccb7686a6ce3a0ffe1a3eb8316247b3785eb963a2aeea96c7941243a4/pglayers/pglayers
pglayers is a tool that pre-installs PostgreSQL extensions in Docker images, making it easier to use extensions like pgvector, PostGIS, and pg_cron. It uses a layering system to stack extension images on top of the official postgres image.

We put a Redis server inside our runtime

https://encore.dev/assets/blog/redis-runtime.png
Encore's Rust runtime includes an in-memory Redis server for local development and tests, ensuring parity with production behavior. The server is a port of the Go implementation miniredis, which speaks the Redis wire protocol and implements real Redis commands.

Are readers generating fiction with AI models?

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Some readers use AI to generate fiction, with over a third of conversations involving original stories, roleplay, and fanfiction. AI-generated fiction is dominated by power users who prefer generic forms, repetition, and niche combinations of story elements.

The Scanline Sweeper: A Glyph Rendering Algorithm [pdf]

The Scanline Sweeper is a GPU-based Bézier curve rasterization algorithm that estimates coverage analytically without computing explicit winding numbers or tessellation, resulting in a numerically robust algorithm. It operates on glyph curves directly on the GPU, integrating signed areas swept by each curve intersecting the scanline of interest to produce an anti-aliased result for a single ...

Show HN: Classify mechanical faults using Contrastive Language-Audio Pretraining

https://opengraph.githubassets.com/79cf5e5395abc2821b980c5890e313f280f309258c644e2eb642408a2fc45826/adam-s/car-diagnosis
cardiag is a proof-of-concept audio-ML pipeline for car fault diagnosis from phone recordings. It provides a calibrated triage aid with honest uncertainty, isolating mechanical sounds and ranking likely parts.

Can you build a recognizable World Map in under 500 bytes?

https://www.experimentlog.com/maps/smallest-world-map.png
User attempted to create a World Map in under 1k bytes using Codex, but it performed poorly. They achieved a 445-byte compressed map by using ASCII land-only characters and exploiting compression.

What's wrong with EU age verification? (Nothing)

https://blog.vrypan.net/2026/06/29/260629-whats-wrong-with-eu-age-verification/image.png
The EU's age verification approach aims to prove age without revealing identity, using signed credentials and zero-knowledge proofs to protect user privacy. This system is designed to be interoperable and aligned with European Digital Identity Wallets.

About the Digital Art

https://www.tricivenola.com/wp-content/uploads/2019/07/7.jpg
The author discovered digital art on the 128K Macintosh in 1984 and created popular clip art and comics using MacPaint. She learned through trial and error, not manuals, and eventually worked with Disney, Paramount, and other top studios, but still questions where artistic talent comes from.

Show HN: HackerNows – Native iOS HN Client

https://hackernows.app/ios-dark.png
A mobile app for Hacker News offers a refined experience with filtering, voting, and organizing features. It syncs across devices and allows users to report issues or provide feedback on the GitHub repository.

A Forlorn Hope of Fortran Modernisation

Fortran, a pioneering language, faces an image problem and a shortage of young programmers due to its outdated image, but it remains the primary language for large-scale, massively-parallel scientific and engineering applications. To address the shortage, reintroducing Fortran into STEM undergraduate curricula and promoting its use in parallel computing could be a viable solution, leveraging ...

Show HN: CLI that helps AI agents avoid vulnerable dependencies

https://opengraph.githubassets.com/447e97060297a5d9eab3a650ebc160d40a26f23c25729e174a0f0c067a72795d/clidey/deptrust
deptrust is a CLI tool that checks package versions for known vulnerabilities across multiple ecosystems. It provides risk signals and recommendations to help prevent known vulnerabilities.

Study reveals what people see when they read lips

https://news-archive-assets.ku.edu/data/16/25/01kwcanktnypf3bxa78q1h0aqm.jpg
Researchers at the University of Kansas used network science to study lip reading mistakes, creating a visual map of 20,000 English words to improve training for lip readers and AI. The study found lip-reading errors occur when visually similar words occupy the same region in the visual network, affecting accuracy.

The C to Rust migration book

https://mainmatter.com/assets/images/hero/c-to-rust-lp@760.jpeg
Mainmatter's book helps teams successfully modernize software by teaching techniques to maintain safe mixed C-Rust codebases and design clean APIs. The book covers FFI fundamentals, moving data across language boundaries, and designing types for safety.

Show HN: Z-Jail – A 130 KB Linux sandbox-C99 with 7 defense layers and zero deps

https://raw.githubusercontent.com/Division-36/Z-Jail/main/assets/zjail.jpg
Z-Jail is a multi-layer Linux sandbox with 7 defense layers, no external dependencies, and a 130 KiB binary. It's designed for CI pipelines, CTF challenges, and lightweight code evaluation.

My OSCP Pentesting Cheatsheet

https://hackerask.com/assets/img/about/oscp_certificate.png
The user passed the OSCP exam on 14.03.2025 and documented useful commands for penetration testing and the exam. They created a knowledge base with environment variables, aliases, and scripts for tasks like IP address retrieval and reverse shell generation.

The Particle Box – Kinetic Molecular Theory Simulator

https://prepok.com/og/chemistry/particle-box.png
The Particle Box simulator demonstrates the kinetic molecular theory by simulating the behavior of particles in a box, showing how temperature, pressure, and the state of matter emerge from particle collisions. By adjusting the temperature, volume, and number of particles, users can observe and predict how the pressure, speed distribution, and state of matter change, illustrating the gas laws ...

Show HN: Frond – a frontend runtime for your app's dependency graph

https://frondruntime.dev/og-image.png
Frond is a frontend framework that organizes runtime dependencies into a graph, simplifying service management and error tracking. It provides a typed, declarative approach to runtime lifecycle, error classification, and retry mechanisms.

Register Korea's First PC 'SE-8001' as a National Important Material

http://image.dongascience.com/Photo/2019/08/8a4addd86727e3fce83ff12ea8c12364.png
The Korean government is launching a National Registration System to preserve and manage important scientific and technological materials. The system will register materials that have contributed to Korea's scientific and technological development and provide support for their preservation.

Chasing the OPNsense RCE: The Story Behind My First CVEs

https://hackerask.com/assets/img/post/writeup/opnsense/thumbnail.png
A security researcher discovered five vulnerabilities in OPNsense, including a critical Remote Code Execution flaw (CVE-2026-57155) with a 9.9 CVSS rating, during a designated research week at Hacking Cult. The vulnerabilities were patched in version 26.1.11 of OPNsense, and the researcher praises the project's maintainers and security team for their quick and professional handling of the reports.

Fable open sourced NanoClaw's agent factory. It cost $800

https://pbs.twimg.com/media/HMK-fvcWEAAiA8B.jpg
Claude Fable 5 came out on June 9. Like everyone else, I spent launch day throwing things at it, and by 2am I was out of ideas. Before going to bed I gave it one last job. There's a private fork of...

Notes from Building Tinkerfont

Tinkerfont is a tool for designers and developers to quickly try different fonts on a live webpage. It's a free Chrome and Firefox extension that allows users to inspect, copy, and swap fonts with a vast library of options.

The Safari MCP server for web developers

https://webkit.org/wp-content/themes/webkit/images/preview-card.jpg
Safari MCP server is a new tool for web developers that makes debugging faster and more powerful by connecting agents to a Safari browser window. It enables agents to emulate user experiences, access DOM, network requests, and console output, reducing manual checks and improving productivity.

From monolith to Lakebase to LTAP: rethinking the database from storage up

https://www.databricks.com/sites/default/files/inline-images/monolithv2.png
The author, a co-founder of Databricks, discusses how traditional OLTP databases are clunky, difficult to scale, and fragile, and proposes a new architecture called Lakebase that externalizes storage and compute, making databases more durable, elastic, and cheaper to run. Lakebase's design also enables a new feature called LTAP, which unifies transactional and analytical workloads by storing ...

Natural history on canvas: Brueghel knew about bird-eating noctule bats

A 17th-century painting by Jan Brueghel the Elder depicts a noctule bat capturing a passerine in flight, consistent with recent scientific descriptions of the behavior. This discovery highlights the potential of historical artworks to provide valuable insights for ecological knowledge.

Codex reasoning-token clustering at 516 may be leading to degraded performance

https://opengraph.githubassets.com/099e4c84e3b8a7191641778b799c670095fb15e7827f947ecb81b7c509907ec0/openai/codex/issues/30364
GPT-5.5 responses disproportionately cluster at 516 reasoning tokens with related spikes at 1034 and 1552. This pattern suggests a possible reasoning-budget or truncation behavior in GPT-5.5.

You can get Unicode working on DOS

https://pbs.twimg.com/amplify_video_thumb/2071469621765345280/img/QIvU_Tz0oH6YnNsf.jpg
It's been important to me to support Unicode on any system, even if it's DOS. So here we go *** First Cut ***