Hacker News Digest
· 82 Hacker News
Anthropic plans to embed a semantic watermark in all Claude-generated text, altering word choices to comply with an EU regulation. The author argues this adulterates writing quality, sacrifices preci…
Anthropic has published the system prompts used by Claude on claude.ai and its mobile apps, revealing how the model is instructed to behave. The prompts provide up-to-date information like the curren…
Mozilla has added a native ad blocker to Firefox for iOS, allowing users to block ads without relying on third-party extensions. The feature is built into the browser's settings, providing a simpler…
ASUS introduces the Oxiis Intelligent Bike Booster (E250G1), a universal friction-drive motor that converts any conventional bike into a smart e-bike. It features adaptive boost technology for effort…
I switched my nameservers to Cloudflare to enable R2 bucket serving through my own subdomain, and discovered that Cloudflare silently injected a JavaScript analytics snippet into my HTML-only, JS-fre…
An embedded engineer's rebuttal to 'RISC-V They Should Have Known Better' is currently inaccessible due to rate limiting on the host site, rvembedded.com. The page shows a 429 error, indicating that…
Stripe has finalized a deal to acquire OpenRouter, a startup that helps companies switch between AI models, for over $7 billion. The acquisition, just months after OpenRouter raised funds at a $1.3 b…
A Google Scholar search for the exact phrase "kidney disappointment" returns about 189 results, many of which appear to be mistranslations or errors for the medical term "kidney failure." The results…
Reasoning scores are climbing while per-token compute shrinks, but the trade-off is deliberate: labs are sacrificing world knowledge for reasoning skill. Facts take space in weights, rot quickly, and…
A new market has emerged around unused AI API credits, with brokers buying them from startups and reselling at steep discounts. This piece explores the ecosystem, from credit marketplaces like AI Cre…
Amid the hype around AI agents, a software engineer argues that the core craft of building maintainable, testable software is more critical than ever. While LLMs can generate code and follow instruct…
DuckDB v2.0, due this fall, introduces asynchronous I/O for Parquet and CSV files, dramatically speeding up queries on remote storage like S3. By using a dedicated thread pool and read-ahead queue, D…
LittleLearner is a controlled sandbox for studying how language models acquire knowledge. Researchers trained 0.6B, 1.3B, and 5B models from scratch on an 88B-token corpus filtered to the U.S. elemen…
Nvidia has scaled back its planned financial guarantee for OpenAI's massive Ohio data center project, reducing it from $250 billion to less than $120 billion, according to the Wall Street Journal. Th…
This Guardian piece marks the centenary of the two-day weekend, tracing its origins to Henry Ford's 1926 decision to give workers Saturdays off. It explores how the concept evolved from a response to…
This tutorial from the Low-Tech Lab explains how ceramic water filters work and how to produce them on a semi-industrial scale. It covers the role of clay, combustible materials, and colloidal silver…
Unit 1 at the Saint Lucie Nuclear Power Plant was manually shut down on August 13, 2026, after three control rods unexpectedly dropped into the reactor core while the unit was operating at 100% power…
- ▲ 192Anthropic finds multi-agent AI swarms can find 266 vulnerabilities, but coordination failures loom
Anthropic researchers tested multi-agent systems for software vulnerability detection and game development. A coordinating swarm of 45 agents found 266 vulnerabilities in open-source projects, compar…
Buf has released the first fully-featured LSP server for Protobuf, bringing modern IDE support to the schema language for the first time. The server, bundled with the Buf CLI, offers features like go…
Ten years after quitting his job, indie developer Jeff Johnson reflects on his journey from financial struggle to success. His first app, Underpass, was a flop, but his second, StopTheMadness, became…
A decade-old guide on managing Postgres connections still holds up, prompting the author to survey major managed Postgres providers. The result: nearly all bundle PgBouncer or a similar pooler, makin…
The National Institutes of Health (NIH) is discontinuing a career development grant that has funded clinical trials for early-career researchers, sparking concern among scientists and officials. The…
Comma.ai, known for its open-source driving assistant openpilot, has released Chestnut, a USB4 eGPU dock with open-source firmware. Priced at $249 for the dock alone or $799 with an RX 9060, it's des…
Ricardo Parias, a Los Angeles journalist known as Richard Noticias LA, was shot by ICE agents during an arrest and has spent nearly 300 days in detention. Despite facing criminal charges that were la…
In 1997, Intel introduced MMX, a set of 57 SIMD instructions that let a Pentium process multiple data points with a single instruction. This article looks back at MMX's design—reusing the x87 floatin…
A new RAND report outlines a strategy for the United States to prevent the creation of mirror life—hypothetical organisms built with reversed molecular chirality that could evade immune systems and c…
Four years into the AI revolution, the author argues that LLMs have yet to deliver meaningful improvements in software quality, speed, or cost. Despite $1.5 trillion in investment, independent eviden…
PEN America has compiled a list of over 350 words and phrases that federal agencies are reportedly banning or flagging, including terms like 'climate change,' 'safe drinking water,' and 'women.' The…
Manfred Bergmann introduces Clamiga, a Common Lisp implementation for classic Amigas and MorphOS, with a portable C core and bytecode VM that runs on macOS and Linux. It boots in about 0.5 MB of heap…
MathCode is a terminal-based AI coding assistant that turns plain-language math problems into formal Lean 4 theorems and proofs. It features a persistent Lean REPL for fast compile checks, a theorem…
Inspired by Tom Scott's video, I built a moire-pattern navigation light following a 1986 patent. The device projects a narrow beam that shifts with viewing angle, offering intuitive steering cues. Wh…
A developer fell in love with Casio pocket computers after discovering their BASIC and RS232 capabilities. He built a fully functional telnet BBS hosted entirely on a Casio VX-4 with just 8KB of RAM,…
Tarski's high school algebra problem asks whether all true identities about positive integers' addition, multiplication, and exponentiation follow from 11 elementary axioms. Wilkie found a counterexa…
A new book, “Little Blue Dot,” by Katherine Dunn, explores the unintended consequences of GPS dependence. The article recounts a neuroscientist's disorienting experience when GPS spoofing sent him of…
In this personal essay, the author argues that the best way to use AI in coding is not to let it write code for you (vibe-coding) but to have it review your own work, a practice he calls 'craft codin…
A personal reflection on Anton Chekhov's life and work challenges the long-held image of the writer as a sexual ascetic devoted only to medicine and literature. Drawing on recent biographies and the…
Formal verification is suddenly hot, driven by AI coding agents that need correctness guarantees. This post revisits the classic 1979 paper 'Social Processes and Proofs of Theorems and Programs,' whi…
As the US struggles to find a strategy in Iran, officials admit the situation is worse than Iraq: the stakes are higher, the options are all bad, and the administration is flailing. Three camps have…
Mic Drop is a real-time multiplayer karaoke game that tests your lyrical knowledge. Players compete to grab the mic and sing along to popular songs, with the game scoring accuracy and timing. It's pe…
A developer explores zero-knowledge proofs through the classic graph 3-coloring problem, implementing a simple interactive proof in Python. The post walks through the protocol from a 1986 paper, expl…
Chris Staecker's video explores the Digi-Comp I, a 1963 mechanical computer made of plastic and rubber bands. It's episode 96 of his series on vintage scientific instruments. The video demonstrates h…
Wild Static introduces a groundbreaking AI system where every user interacts with the same collective intelligence, sharing a single, evolving memory. This public AI remembers all conversations, crea…
Paul Falstad's collection of educational applets brings math, physics, and engineering concepts to life through interactive simulations. Originally written in Java, most have been converted to JavaSc…
The US Strategic Petroleum Reserve has dropped to its lowest level in 40 years amid the war with Iran, with experts warning that repeated rapid drawdowns could permanently damage the underground salt…
Researchers have achieved high-temperature superconductivity in a monolayer cuprate with a single CuO2 plane, a breakthrough that could shed light on the mechanism of high-Tc superconductivity. The s…
Tipping has morphed from a reward for exceptional service into an expected surcharge for every transaction, thanks to digital payment screens that guilt-trip customers. Ted Jenkin argues that busines…
JupyterLite brings a full scientific Python stack to the browser via WebAssembly, but Numba was missing. Now, QuantStack has made it work: Numba's JIT compiler pipeline—from Python bytecode to LLVM I…
New data from the Federal Reserve Bank of New York shows credit card debt rose by $21 billion in Q2 to $1.26 trillion, just shy of the all-time record. Strong consumer spending and higher prices for…
A delightful collection links to the personal websites of the minds behind programming languages, from Brendan Eich (JavaScript) to Dennis Ritchie (C), Guido van Rossum (Python), and hundreds more. E…
This project documents the journey of building an FM radio using an ESP32, TEA5767 tuner, KY-040 rotary encoder, PAM8403 amplifier, and 0.96" OLED display. The author started with an Arduino UNO prot…
Researchers used an AI agent to port CReSS, a 250,000+ line legacy Fortran weather simulation, to GPUs. The validation-centric workflow extracted OpenMP regions, generated dump-based benchmarks, appl…
bribes.fyi is a unique web tool that allows users to compare corruption data across different government departments. By selecting two departments, you can view side-by-side statistics on bribe amoun…
jit is a macOS tool that finds plaintext secrets on your Mac—like API keys in .env files, AWS credentials, and shell exports—and moves them into a local encrypted vault protected by Touch ID. It rewr…
Harvard Health explores the growing evidence that tai chi, a mind-body practice from China, can prevent and treat many age-related conditions. It improves muscle strength, flexibility, balance, and e…
Users report that Claude is throwing 'Authentication service was unavailable.' errors, while the official status page shows no issues. However, Downdetector is already tracking the outage, suggesting…
Nassim Taleb dissects a 2026 US government-commissioned study claiming no protective effect of low-dose alcohol, finding serious statistical flaws. He points to suspicious confidence intervals, incon…
Anthropic is projecting 2028 revenue of $190-200 billion, a figure that underpins its upcoming IPO valuation. Bankers and investors are using enterprise value-to-revenue multiples based on these fore…
A consultant's story about running out of AI tokens mid-day sparks a debate: what are engineers supposed to do when their AI agents can't work? The author argues that picking up an agent's work manua…
Waku is a native desktop application built with Rust and GPUI that unifies all your coding agent CLIs into a single, fast, keyboard-first interface. It provides a unified timeline for sessions, trans…
In 1996, 20-year-old Alan faces a life-changing decision: pursue electronic music on his computer or accept a job at a software company. This short story (about 8 pages) explores the tension between…
Researchers at KIT have developed a technique that uses ordinary WiFi signals to identify people and map surroundings without cameras or connected devices. By analyzing beamforming feedback informati…
Deep in the Great Smoky Mountains, a tunnel that abruptly ends has become a symbol of a broken promise. During World War II, the TVA built Fontana Dam, displacing over a thousand families and floodin…
Eden GeoPower, a startup founded by MIT grad Paris Smalls, is using high-voltage pulses to fracture underground rocks, a technique that could enable the production of geologic hydrogen—a clean fuel g…
Before satellites and camera networks, fire lookouts relied on panoramic maps drawn by civil engineer Archie G. Norcross. These circular charts, centered on each fire tower, let spotters pinpoint smo…
Researchers at the University of Exeter have found that a high-end London estate agency, Brooks and Green, used an immersive visual technology called a cosmorama in the 1840s and 1850s to market luxu…
This plugin brings Grafana's AI Observability to Hermes Agent, recording LLM calls and tool executions as generations and emitting OTel traces and metrics. It offers a seamless setup where your agent…
Marine cloud brightening, a solar geoengineering proposal, could be used to deliberately modify El Niño events. By simulating cloud brightening in the southeast Pacific, researchers found that interv…
New data from Similarweb shows ChatGPT's share of worldwide AI-chatbot web visits fell from 76% to 54% in a year, while Gemini jumped from 6% to 28% and Claude from 1% to 9%. The figures track web vi…
Oracle is a web-based tool that lets you search through every Magic: The Gathering card ever printed, with photorealistic images. It offers powerful filtering by set, rarity, color, type, format, and…
A detailed comparison of Stripe, Adyen, and Braintree for enterprise payment processing in 2026. Adyen offers the lowest cost at scale with interchange-plus pricing (~0.6% + €0.11), Stripe excels in…
A reverse engineer discovered that Kimi Work's desktop app includes the five most recent agent sessions with every feedback report, without any user notification. These sessions can contain sensitive…
New research from CU Boulder reveals that wind and turbulence systematically transform odor signals as they travel, creating patterns that animals may use to locate the source. The study, published i…
In 2022, a high school CS teacher created a Python class called PaintBrush to let students draw with code. Now, with LLMs able to generate such code in seconds, he argues that creative, visual lesson…
In this excerpt from his book 'Are They Dead Yet?', Sam Roberts explores the art and impact of obituaries. He reflects on how these final stories capture an individual's legacy and, in aggregate, rev…
Go, Kotlin, and Erlang/Elixir each solve M:N scheduling differently, and their choices about who controls task switching shape everything from preemption to garbage collection. Go's GC originally rel…
Lovable, Gamma, and Cursor each hit $100M ARR in 2025 with teams of 45–60 people, while Bolt.new reached $40M with under 40. Stripe data shows top AI companies hit $1M annualized revenue in a median…
OpenCode Zen's free stealth model, big-pickle, scored 50.8% on Scale AI's SWE Atlas Codebase QnA benchmark, outperforming all official leaderboard entries using the same mini-swe-agent scaffold, incl…
LoreKit gives coding agents a persistent memory with a single command, storing lessons as plain markdown files in a folder you own. No account, no network, no signup. The same read path works locally…
Unslop is a writing tool that removes the telltale signs of AI-generated text from your drafts, making them sound more human and authentic. It rewrites cadence, structure, and word choice while prese…
A survey of 30 frontier model cards reveals that labs report a narrow set of benchmarks, often omitting reproducibility details and process-oriented metrics. The analysis highlights a growing gap bet…
Photonic Mesh FNG Router is an exploratory proof-of-concept that tackles optical transmission jitter in hyperscale distributed AI systems. By fusing CUDA PTX, RAII memory tunnels, and JAX shard_map s…
ProofRun is a local verification receipt for AI coding agents. It cryptographically binds the result of any command — like a test suite — to the exact code state it ran against, using a git commit ha…