JetZero

52 lisper 2026-07-26 02:57:41 UTC jetzero.aero Llama Share 33

JetZero raised $175 million in Series B financing led by B Capital and broke ground on its manufacturing campus in North Carolina. The company advances toward its first flight with new board members and Japan Airlines supporting its Z4 program for improved fuel efficiency and passenger experience.

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

27 rickmf 2026-07-26 02:43:41 UTC golfcoursebrowser.com Full Share 4

Free interactive map of 18,000+ US golf courses — ratings, slope, hole-by-hole scorecards, live weather, public/private status, and tee time booking.

Stolen Buttons

630 Gecko4072 2026-07-25 14:43:41 UTC anatolyzenkov.com Full Share 153

Every website I visit, I “steal” a button from it. Check out my stash!

An ESP32 based plane radar for my desk

16 alexktz 2026-07-26 02:43:41 UTC blog.ktz.me Llama Share 5

User built a live aircraft radar using an ESP32-C3 and a 1.28-inch display, improving the project with proper flight context and local weather data. They plan to port the project to a larger display and design a 3D-printed enclosure.

Clinical failure rates over the decades: yikes

63 EA-3167 2026-07-25 23:43:41 UTC science.org Llama Share 35

A new paper estimates the clinical failure rate of the biopharma industry since the 1960s, finding it to be extremely high, with 91% of candidates failing in the 2000s and 2010s. This rate is unsustainable and explains the industry's high stakes and pressure to succeed.

Systems and Delays

32 vinhnx 2026-07-26 00:43:41 UTC martin.janiczek.cz Llama Share 7

The author took a break from their usual activities to read a book on systems thinking and create a bitmap font. They used the book's concepts to model a car dealership's inventory system with delays, discovering that shortening delays can make the system worse, not better.

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

36 nateb2022 2026-07-26 00:43:41 UTC huggingface.co Llama Share 3

Inflect v2 is a local text-to-waveform speech synthesis model with 10M parameters, supporting fixed-voice English TTS, long-text handling, and CPU or CUDA inference. It has a public API with two sizes: Micro prioritizing quality and Nano prioritizing footprint.

Cloudflare's new AI traffic options for customers

57 alphabetatango 2026-07-25 23:43:41 UTC blog.cloudflare.com Llama Share 35

Cloudflare is updating its AI bot management system to provide more nuanced control over AI traffic, including three use cases: Search, Agent, and Training. The new system will allow website owners to block or allow specific AI behaviors and will introduce a new "Verified" label for bots that meet certain transparency and honesty standards.

Git rebase -I is not that scary

30 vinhnx 2026-07-26 00:43:41 UTC cachebag.sh Llama Share 26

The fear surrounding Git rebase -i is often due to misunderstanding its functionality, which is simply opening a text file for editing commit history. Interactive rebasing is a powerful tool that can make life easier, not harder, once you understand it creates new commits and moves the branch pointer, with safety nets like the reflog and pre-rebase backups.

The new rules of context engineering for Claude 5 generation models

194 mellosouls 2026-07-25 21:43:41 UTC claude.com Llama Share 131

Claude Code's previous best practices have become myths, and newer models can handle decisions without explicit rules. To effectively use Claude, focus on providing context through design, using progressive disclosure, and referencing relevant information in code, skills, and CLAUDE.md files.

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

147 rbanffy 2026-07-25 22:43:41 UTC spectrum.ieee.org Llama Share 57

Peak Energy, a US startup, claims it can succeed in sodium-ion battery development where others have failed, partnering with General Motors to deploy batteries at grid scale. The company's sodium-ion tech can't match energy density but costs operators 20 percent less over its lifetime compared to lithium-iron phosphate storage.

SIMD for Collision

69 birdculture 2026-07-25 21:43:41 UTC box2d.org Llama Share 21

The user discusses the benefits of using "wide SIMD" in collision detection, particularly in 3D convex hulls, which can lead to significant performance gains. They share results showing that enabling SIMD in Box3D can make it over twice as fast as scalar mode for a 500-step run of the convex pile benchmark.

What if they are all wrong? (2020)

7 kkoncevicius 2026-07-26 01:43:41 UTC igorpak.wordpress.com Prefix Share 2

Conjectures are a staple of mathematics. They are everywhere, permeating every area, subarea and subsubarea. They are diverse enough to avoid a single general adjective. They come in al shapes and sizes. Some of them are famous, classical, general, important, inspirational, far-reaching, audacious, exiting or popular, while others are speculative, narrow, technical, imprecise, far-fetched, ...

Running a 28.9M parameter LLM on an $8 microcontroller

102 boveyking 2026-07-25 19:43:41 UTC github.com/slvdev Llama Share 20

A 28.9 million parameter language model runs on an $8 ESP32-S3 microcontroller, writing text to a small screen at 9 tokens per second. The model fits due to Google's Per-Layer Embeddings, storing most parameters in slow flash and loading only needed rows.

Rethinking Legal Education in the AI Era

17 jjwiseman 2026-07-26 01:43:41 UTC law.uchicago.edu Llama Share 1

The University of Chicago Law School is adapting its curriculum to the AI era by developing AI-resilient pedagogy, elevating essential human skills, and teaching responsible AI use. The school is implementing policies across its curriculum, including prohibiting electronic devices in 1L classrooms, introducing AI skills training in 1L Legal Research and Writing, and experimenting with ...

Open-weight AI is having its Kubernetes moment

329 tknaup 2026-07-25 15:43:41 UTC tobi.knaup.me Llama Share 265

The US should not restrict open-weight models from China, as it would cut off access to a growing ecosystem of AI researchers and engineers. Instead, American labs should release frontier-grade open-weight models under licenses that startups can build on.

Producing ammonia and fertiliser using wind power in Morris, Minnesota

105 gritzko 2026-07-25 19:43:41 UTC ammoniaenergy.org Llama Share 69

A low-carbon ammonia production facility has opened in Minnesota, powered by wind energy and aiming to produce one ton per day of ammonia for local fertiliser. The plant uses new modeling and control systems to adjust production based on fluctuating renewable energy supply.

LLM Usage in Debian: Three Proposals

98 zdw 2026-07-25 20:43:41 UTC debian.org Llama Share 91

The Debian project proposes to ban contributions written with the use or assistance of large language models (LLMs) or other generative AI tools due to concerns over stability, accuracy, and legal status. The proposal aims to protect Debian's reputation for stability and reliability, as well as the interests of its volunteers, by prohibiting LLM-assisted contributions to the project.

Show HN: I made some transistor animations

142 stunningllama 2026-07-25 17:43:41 UTC brandonli.net Llama Share 15

Blue dots represent electrons, red dots represent holes, and white flashes indicate recombination events in the animations. The animations show charge carrier motion under different conditions, with the second set being the most accurate but also more visually complex.

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

120 rfarley04 2026-07-25 16:43:41 UTC korben.info Llama Share 85

The FBI caught a Scattered Spider member in April 2026 using a unique identifier called the GDID, which is a 64-bit PUID tied to a Windows user's account. A script has been created to disable the services that report the GDID to Microsoft, but it does not erase the existing identifier and is not a foolproof method for complete anonymity.

Turn And Face The Strange

156 subarctic 2026-07-25 21:43:41 UTC fly.io Llama Share 116

Fly.io is shifting its focus to "Computers for Agents" with its Sprites product, which provides a platform for developers to build and deploy applications with AI-powered agents. The company has also appointed Scott Johnston as its new CEO to lead this new direction.

Memory Safety Absolutists

65 drogus 2026-07-25 18:43:41 UTC itsallaboutthebit.com Llama Share 85

The author discusses the recent criticism of Rust's memory safety, suggesting it's disingenuous and based on fanaticism. They argue that Rust minimizes memory safety issues and that Fil-C, a new way to make C and C++ code memory safe, has trade-offs that make it unsuitable for all projects.

Zero roadkill as Amazon canopy bridges secure 15,000 crossings

309 hn_acker 2026-07-25 09:43:41 UTC news.mongabay.com Full Share 96

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

141 jsax 2026-07-25 17:43:41 UTC brolly.sh Llama Share 45

The weather forecast shows overcast conditions with temperatures ranging from 14-29 degrees Celsius and light drizzle on July 26-31. Precipitation is expected to be low, with 0.2mm of rain on July 26 and 31.

Did They Ghost You?

325 mooreds 2026-07-25 20:43:41 UTC didtheyghostyou.com Llama Share 144

The interviewer failed to show up for a scheduled Zoom call after sending the task, and I was told I was the preferred candidate by the Director of HR but didn't receive a clear update or rejection. I sent a reasonable follow-up but communication has clearly stopped.

Multicast TV Distribution on My Home Network

46 mrngm 2026-07-25 21:43:41 UTC apalrd.net Llama Share 12

The user is exploring multicast for content distribution, using live TV as an example, and explains how it can save CPU power by sending media as-is without transcoding. They provide a configuration example for FRR using source-specific multicast to stream a file over a routed network.

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

100 oliculipolicula 2026-07-25 23:43:41 UTC github.com/demo-zexuan Full Share 65

梁文锋四小时投资人会议实录. Contribute to demo-zexuan/liang-wenfeng-investor-meeting-2026-7-22 development by creating an account on GitHub.

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

5 ald0r 2026-07-26 02:43:41 UTC synaptale.com Full Share 0

SynapTale reads a story chapter by chapter and remembers every person, promise, and secret, powering faithful translations and a living encyclopedia for long fiction.

Bitchat is now on Radicle

219 h1watt 2026-07-25 13:43:41 UTC radicle.network Llama Share 128

The decentralized messaging app Bitchat uses a dual transport architecture for offline and global communication, with no accounts or central servers. To set up Bitchat on macOS, run "will" to set it up and "just" to clean, then compile using xcodebuild with localization updates.

Android May Soon Restrict On-Device ADB

888 shscs911 2026-07-25 07:43:41 UTC kitsumed.github.io Llama Share 428

A Google employee is considering restricting On-Device ADB connections to protect against "bad actors". This change could impact developers and users who rely on On-Device ADB for legitimate purposes.