SpaceX just about nails Starship test flight 13
The 13th flight of SpaceX’s Starship made it off the launchpad on Friday and ticked off just about everything on the company’s to-do list. After delays and engine replacements, Elon Musk’s colosso-launcher took to the skies at beer-o’clock on Friday evening – 5:51PM...
How the Atmos clock functions
Article URL: https://atmos-atelier.de/en/atmos-uhr/ Comments URL: https://news.ycombinator.com/item?id=49063757 Points: 8 # Comments: 1
2026 Frikkin Lasers Challenge: Measuring Nanometer-Scale Displacements with an Optical Cavity
Optical cavities – two mirrors arranged to reflect light multiple times between them – form the basis of lasers and certain optical filters. Since any angle between the two mirrors results in light being scattered away, parallel alignment is essential, yet difficult...
Foxconn drops VMware, adopts hyperconverged upstart Arcrfra for workloads including AI
ASIA IN BRIEF Taiwanese mega-manufacturer Foxconn has adopted Singaporean hyperconverged infrastructure vendor (HCI) Arcrfra for some GPU virtualization workloads and to replace VMware in some remote offices. Arcfra launched in 2024 and the next year earned a place on...
I Championed Prediction Markets. Look What They’ve Become
Article URL: https://newsletter.platypuseconomics.com/p/i-championed-prediction-markets-look Comments URL: https://news.ycombinator.com/item?id=49063789 Points: 5 # Comments: 3
Visualizing the Artemis II Mission
See also Artemis II Photo Timeline - https://news.ycombinator.com/item?id=47954394 - April 2026 (28 comments) Comments URL: https://news.ycombinator.com/item?id=49063570 Points: 4 # Comments: 0
Show HN: Port Zero – how I learned to stop worrying and love PORT=0
Hi HN,Recently I wasted several hours wrangling my dev environment only to find out that the browser frontend was talking to the wrong version of the backend. This got me thinking--why on earth are we still using simple numbers to describe which process to connect to?...
PGSimCity – How PostgreSQL Works
Article URL: https://nikolays.github.io/PGSimCity/ Comments URL: https://news.ycombinator.com/item?id=49063754 Points: 4 # Comments: 0
Fonts In Use – Find out where a font is used
Fonts In Use – Find out where a font is used Go to Source Article URL: https://fontsinuse.com/ Comments URL: https://news.ycombinator.com/item?id=49063523 Points: 4 # Comments: 0
Wattage: A token-spend profiler and cost-regression gate for AI agents
Wattage: A token-spend profiler and cost-regression gate for AI agents Go to Source Article URL: https://github.com/faizannraza/wattage Comments URL: https://news.ycombinator.com/item?id=49063397 Points: 3 # Comments: 0
Are brain waves the next unlock for physical AI?
Forget YouTube videos—frontier physical AI models need multiple camera angles, dense annotation, and soon, brain wave readings.
Show HN: Distill and serve small models with frontier quality for half the cost
Hi HN, we built world-model-optimizer, an open-source tool for continually improve models specialized to agents. Today we are launching `wmo serve`, a tool to route repetitive tasks to distilled smaller models.Agent traces you already capture are opportunities to get...
Japan legend Miura, 59, scores first goal since 2022
Article URL: https://www.bbc.com/sport/football/articles/c3r087181ndo Comments URL: https://news.ycombinator.com/item?id=49063266 Points: 4 # Comments: 1
Show HN: Discrete6502 – one thing led to another
Disclaimer, I have not yet placed the order. But JLCPCB have so far excepted all files and config so I have 1 more button to press. If anyone see some obvious mistake please send feedback.This project grew out of curiosity. Loved the https://monster6502.com/ project...
Cursor Bridge – Run Unlimited Claude Code on Your Cursor Subscription
Article URL: https://github.com/hkc5/cursor-bridge Comments URL: https://news.ycombinator.com/item?id=49063186 Points: 4 # Comments: 1
We’re Thinking About Darkness All Wrong
Article URL: https://www.harvardmagazine.com/science/harvard-night-dark-sky-light-pollution Comments URL: https://news.ycombinator.com/item?id=49062609 Points: 4 # Comments: 0
Teaching Kids Forth
Article URL: https://gracefulliberty.com/articles/teaching-kids-forth/ Comments URL: https://news.ycombinator.com/item?id=49062700 Points: 17 # Comments: 5
Hackaday Links: July 26, 2026
At a time when so-called “artificial intelligence” seems inescapable, we were encouraged to see news that Amazon will be cracking down on third-party sellers that use AI-generated images for their product listings. They won’t be prevented from using the images, but...
Teaching Kids Forth – Anna Liberty
Article URL: https://gracefulliberty.com/articles/teaching-kids-forth/ Comments URL: https://news.ycombinator.com/item?id=49062700 Points: 5 # Comments: 0
We have proof automation now
Article URL: https://www.imperialviolet.org/2026/07/26/zstd-lean.html Comments URL: https://news.ycombinator.com/item?id=49062291 Points: 5 # Comments: 0
3 Ways JWTs Get Forged, and the One Rule That Stops Them All
JSON Web Tokens are the default bearer credential of the modern web. They sit in your Authorization header, in cookies, in the calls your services make to each other. And most of the time they work quietly, which is exactly the problem. A JWT that is signed with the...
How to Get More AI for Less Money
Last year, we were still in the ‘golden age’ of AI coding and productivity agents. I’m not talking about capability. Agents have massively improved in that area. I’m referring to the freedom. In the beginning, even the cheapest LLM API subscription plans (from OpenAI...
A New Platform Going Live Is Not the Same as Completing a Migration
Somewhere in your organization, there is a slide that says the migration is 80 percent complete. Ask a different question. Ask how many of the old systems have been switched off. Ask what the data center bill was last quarter compared to the one before the program...
257 Blog Posts To Learn About Distributed Systems
Let's learn about Distributed Systems via these 257 free blog posts. They are ordered by HackerNoon reader engagement data. Visit the Learn Repo or LearnRepo.com to find the most read blog posts about any technology. Distributed systems are a collection of autonomous...
Your Community’s Moderation Bot Shouldn’t Have a Single Point of Failure
I write about and build for Farcaster communities, and there is a failure mode I keep running into. A channel grows past the point where humans can read everything. Someone builds a moderation agent to help. The agent works, the channel relaxes, and six months later...
Inside a Production Voice Architecture for Igbo, Yoruba, and Hausa
Building a real-time voice chatbot for African languages is not about swapping language codes in a cloud API. Hausa, Yoruba, and Igbo are severely underrepresented in every major commercial model — Whisper hallucinates on silence, NLLB mistranslates common Yoruba...
Claude Code Was Burning Tokens Until I Put a Gate in Front of It
I love using Claude Code. The promise is undeniable: rapid refactoring, lightning-fast debugging, and a highly capable AI agent operating right in the terminal. But a few sessions in, I hit a massive roadblock. My token usage was skyrocketing, the agent was slowing...
RocksDB as the Memory Layer for an Enterprise AI Platform
Most conversations about AI infrastructure focus on models, vector databases, GPUs, and retrieval pipelines. Those components are important, but during the development of an enterprise AI-assisted platform, we ran into a different problem. We needed a place to store...
Your AI Agent Doesn’t Have a Search Problem. It Has a Context Problem
Web search often gets blamed when AI agents fail, and that’s fair to some extent. But the real fault line is what happens to the search results after the agent finds them. Ask an AI agent a simple question, and it usually gets the answer right. But ask it something...
What 200 SAST Triage Sessions Taught Me About Application Security
There’s a pattern in security tooling that I’ve seen across multiple roles, multiple products, and multiple organizations. The team buys the SAST tool. The first scan runs. The report comes back with somewhere between 200 and 2,000 findings. Somebody, usually me or...