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Hacker News Digest

Front-page-of-the-internet energy, filtered for engineering signal. Indexed live by the Starship No. 27 crawl pipeline.

Showing the most recent 30 stories · updated continuously

01
Fearless SIMD v1.0 is here

SIMD (Single Instruction, Multiple Data) library that provides safe access to intrinsics and portable SIMD abstractions for performance optimization.

hackernews · 2026-09-23
02
Why Tool AIs Want to Be Agent AIs

AI economics, tech economics, x-risk, insight porn, AI safety, RL scaling

hackernews · 2026-09-23
03
Recursive self-improvement of AI research agents

The text discusses an AI system that improves its own code through recursive self-improvement to enhance research efficiency.

hackernews · 2026-09-23
04
Linux Command Line Tricks that you do not know yet

Linux command-line utilities for file management and system administration.

hackernews · 2026-09-23
05
Gemini Hacked Three Companies in First Known Breakout by Google's AI

AI security breaches, LLMs, Google Gemini, cybersecurity vulnerabilities.

hackernews · 2026-09-23
06
Aesthetic Terminal ePub Reader

EPUB reader in pure C, featuring full-justified text layout, centered reading column, Unicode support, formatting options, navigation keys, and interactive modals.

hackernews · 2026-09-23
07
Nvitop: A better top for Nvidia GPUs

nvitop is an interactive NVIDIA-GPU process viewer that provides device and process status monitoring.

hackernews · 2026-09-23
08
Jev in 25 Lines of Python

Jev in 25 lines of Python uses the Llama-CPP library to classify email content as legitimate, spam, or phishing.

hackernews · 2026-09-23
09
Rebranding artificial intelligence as super intelligence

Trump rebrands artificial intelligence as super intelligence, arguing it's amazing but requires caution.

hackernews · 2026-09-23
10
New AI technique could make minimally invasive surgeries safer and more precise

AI-driven surgical navigation system for minimally invasive surgeries, using X-ray data to generate synthetic images.

hackernews · 2026-09-23
11
Tearing Down a Spring Drive

Spring Drive combines mechanical and electronic watchmaking, featuring a mainspring and quartz precision.

hackernews · 2026-09-23
12
Taming the ML Firehose: Scaling Feature Consistency

ML feature consistency in production systems, focusing on inconsistencies between online and offline training pipelines.

hackernews · 2026-09-23
13
Show HN: I built a site for my 42 km walk across 30 Tokyo stations

Tokyo Yamathon is a hiking event in Japan with over 3, 900 participants.

hackernews · 2026-09-23
14
Observe – local semantic code search that admits when grep beats it

This project focuses on developing AI models for signal processing and machine learning, including algorithms for audio analysis and synthesis.

hackernews · 2026-09-23
15
Show HN: Listen to your eBook and control the playback sentence by sentence

A document player that allows users to listen to documents, control playback, ask questions, and get explanations for each sentence.

hackernews · 2026-09-23
16
Show HN: Semantic Search for Zotero Local

Semantic search technology compares meanings of passages in PDFs to find relevant content, even when using different words or languages.

hackernews · 2026-09-23
17
Helium balloon lifts up to two tons of building material over Tibet's mountains

China conducted a tethered balloon test in Tibet at an altitude of about 13, 000 feet.

hackernews · 2026-09-23
18
America is in the wrong AI race with China

AI regulation, trust, consumer protection, geopolitical implications.

hackernews · 2026-09-23
19
What's Up with Liliputing?

Independent bloggers and journalists struggle with making a living through advertising, affiliate revenue, and donations, leading Liliputing to rely more heavily on news roundups.

hackernews · 2026-09-23
20
Feynman-"what differs physics from mathematics" [video]

The text is a website's homepage with copyright information and contact details.

hackernews · 2026-09-23
21
Show HN: Napkin – a scratchpad that holds texts and images for copy

Napkin is a persistent scratch surface for text and images, designed to help users capture ideas without worrying about organization.

hackernews · 2026-09-23
22
Show HN: Castrag – transcribe and semantically search a large podcast archive

This pipeline processes a large audio archive to generate structured summaries, semantic search indices, and grounded Q&A using OpenAI's API.

hackernews · 2026-09-23
23
Specs cut defects in AI-generated code from 148 to 23 across five models

The study evaluates whether adding specifications to prompts improves code quality by reducing defects in financial and healthcare tasks.

hackernews · 2026-09-23
24
Anatomy of a (Postgres) Search Engine

Full-text search indexes use inverted indices to quickly locate documents by words.

hackernews · 2026-09-23
25
Acer CEO says memory makers are hyping 2030 shortage fears to protect margins

A 2-sentence summary of the key technical concepts.

hackernews · 2026-09-23
26
United Nations: AI Agents, Misalignment and the Risk of Losing Human Control [pdf]

The text appears to be a PDF document containing various objects and metadata.

hackernews · 2026-09-23
27
Anthropic classifiers prohibit kernel development

The text discusses a controversial opinion about the company Anthropic and its impact on AI democratization.

hackernews · 2026-09-23
28
Show HN: Kern.md – Single-session long-running agent

Runtime Context - Agent runtime with persistent session across multiple interfaces, self-awareness, config and secrets management.

hackernews · 2026-09-23
29
LGBT tolerance slumps in the Netherlands as debate turns vicious

LGBTQ+ acceptance in Dutch schools declining, with boys showing less positive views compared to girls.

hackernews · 2026-09-23
30
Helium balloon lifts up two tons of building material over Tibet's mountains

The text discusses a speech by US President Donald Trump to the United Nations, highlighting issues with technology and communication.

hackernews · 2026-09-23
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