Show HN: HackerBooks – HackerTube, but for books mentioned on HN

Browse thousands of books mentioned in Hacker News comments, 2007–2026. Ranked by how many different people mention them.

Restrooms along the Norwegian Scenic Routes

https://image.mux.com/D3EqRXXiMGgA12BtyH4ZquXQsPQouqXpTSNo8orv53I/thumbnail.webp?time=0&width=1200
The Norwegian Scenic Routes feature unique and architecturally impressive public toilets, some of which have been designed by renowned architecture firms. These rest stops offer stunning views and are worth visiting, even if you don't need to use them.

Lenovo's 'encrypted' fingerprint USB is just an unencrypted SD card in a case

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Patrick Stewart taught us what good men do with power

https://platform.vox.com/wp-content/uploads/sites/2/2026/10/gettyimages-459889618.jpg?quality=90&strip=all&crop=0%2C5.6147359076787%2C100%2C88.770528184643&w=2400
The article discusses the legacy of Star Trek, particularly its portrayal of a utopian future where institutions are trustworthy and responsive to reasoned argument. The show's focus on universal rights and just use of power is seen as relevant today in an era of American hegemony.

Brazilian Court Sanctions Lawyers for Prompt Injection in Court Filing

https://jetstream.security/wp-content/uploads/2026/07/ChatGPT-Image-Jul-1-2026-02_56_34-PM.png
Two Brazilian lawyers were fined for intentionally embedding a hidden command in a court filing to manipulate an AI system, potentially undermining justice. The case may be the first globally to address intentional manipulation of a court's AI system through prompt injection.

The AI cost of JavaScript frameworks

https://nolanlawson.com/_astro/pokemon-app.DUO5bAVN_34jQQ.webp
The author conducted a benchmark to compare the performance of various JavaScript frameworks, including Next.js, Nuxt, SvelteKit, and Angular. The results showed that most frameworks were similar in terms of development time and cost, but some were more expensive than others.

Mathematics has changed. Let's act like it

Mathematicians are unhappy with AI's impact, feeling it undervalues their work and creates a culture of "business as usual" where novelty is prioritized over understanding. The author argues that mathematicians should focus on broader programs and structural understanding rather than relying solely on AI to answer existing questions.

Leaking Secrets from Air-Gap Computers by Spelling Radio Signals from RAM (2024)

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Air-gapped systems are vulnerable to information leakage through malware-generated radio signals. Attackers can intercept and decode these signals using software-defined radio hardware, allowing them to steal sensitive data from air-gapped computers.

Frontier Airlines Likely Breached

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Nurses Sound Alarm as 'Uber for Nursing' Apps Push to Deregulate Healthcare

https://media.nurse.org/cache/48/4e/484ea6a5c4d5905b7c3c3b08d56643ed.webp
The AI Now Institute released a report on April 21, 2026, detailing how gig nursing platforms are lobbying states to exempt themselves from healthcare staffing rules. These platforms use AI-driven pricing and bidding systems that can pay nurses differently for the same shift.

AI agent swarms in Minecraft fail to build civilization, drown in bureaucracy

https://cdn.mos.cms.futurecdn.net/HbVNutgrUJnDYiqmLwCro9.jpg
Researchers at YCombinator and Olam Labs tested AI agent swarms in Minecraft, exploring collaboration and conflict scenarios to improve real-world AI technology. The study found contrasting results between GPT-6.1 Sol agents and Claude Opus 5.5 agents, with the former acting like a hive and winning consistently in games like Mindustry.

Show HN: OmniDiff – Opensource, super fast, content aware Git difftool, in Rust

https://raw.githubusercontent.com/ivankovic/omnidiff/main/assets/diff-vs-omnidiff.gif
OmniDiff is a fast and accurate diff tool that supports various file types, including code, images, fonts, and archives. It measures 4.2ms to 177ms per fixture on Intel Core i7-1370P with 32 GB RAM.

U.S. workers took home their smallest share of capital since at least 1947

https://fortune.com/img-assets/wp-content/uploads/2026/01/GettyImages-1322099863-e1768339483475.jpg?format=webp&w=1440&quality=75
The US workforce is slowing down despite a growing economy, with labor share decreasing to 52.8% in the second quarter of 2026, and unemployment ticking up to 4.2%. The decline in labor share is attributed to automation and rising corporate profits, which are concentrating income among billionaires.

It wasn't AI that flipped Proton's charge

https://blog.raed.dev/It%20wasn't%20AI%20that%20flipped%20Proton's%20charge.png
Proton's CEO Andy Yen has faced criticism for pushing AI development, despite concerns from engineers about releasing untested code. The company's leadership prioritizes speed over caution, which is at odds with its promise of careful and secure email service.

Seoul Viosys begins production of rare-earth-free white light emitter

https://www.semiconductor-today.com/images/external/AES-SEMI-GAS-Semiconductor-Today.png
Seoul Viosys develops rare-earth-free white light emitter, a micro-LED chip as small as 10µm. The technology is expected to create a new $60bn market in augmented reality and AI data communications within five years.

Landline phones will switch off across Britland in 100 days, no extensions

https://image.theregister.com/5306751.jpg?imageId=5306751&panox=0.00&panoy=0.00&panow=100.00&panoh=100.00&heightx=0.00&heighty=0.00&heightw=100.00&heighth=100.00&width=960&height=432&format=webp&format=jpg
Openreach is warning customers that the UK's legacy phone network will be switched off on January 31, 2027. Customers must contact their provider to ensure a smooth transition and avoid disruption to services such as landline handsets and personal care alarms.

Novellas with Groff

https://movq.de/blog/postings/2026-10-31/0/t/pdfinfo-wc.png.jpg
The author wrote two long stories using groff, a typesetting system, and then converted the second one to Markdown for easier editing. They used macros to format the text and created a distraction-free writing environment with Vim.

Proving and improving the Platonic Representation Hypothesis with JEPAs

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Models trained on different modalities converge to the same representation as they scale, according to a new theorem. This convergence is driven by "good views" of shared scenes and not just scale alone.

AI delivers 'zero financial payoff' to most companies, Apollo economist says

https://techcrunch.com/wp-content/uploads/2023/08/GettyImages-1308803174.jpg?w=1024
Torsten Slok finds no evidence AI improves productivity outside tech, despite massive investments. He believes non-tech companies will struggle to turn cheap intelligence into revenue growth and profit margins.

A tiny Pacific country rolls out universal basic income

https://www.economist.com/cdn-cgi/image/width=1424,quality=80,format=auto/content-assets/images/20261031_ASP001.jpg
The US conducted 67 nuclear tests in the Marshall Islands from 1946 to 1958, causing lasting health damage. The experience shaped the islands' relationship with America and led to a new party, Opportunity Party, addressing global issues.

Ask HN: Which TV do you recommend for privacy?

Sorry

Apple captures 50% of consumer revenue of the top half of the S&P 500

https://asymco.com/wp-content/uploads/2026/10/image-8-552x620.png
Most large companies now focus on selling to institutions rather than consumers, with only a few notable exceptions like Apple. The majority of the top 20 largest market caps in 2010 were consumer-focused, but this has shifted significantly over time.

noyb win: French electronics retailer Fnac Darty fined €7M

https://noyb.eu/sites/default/files/styles/landscape_xl/public/2026-10/mobile_apps_header_0.png?itok=aQ9O8rxR
The French data protection authority fined Fnac Darty €7 million for illegally tracking users' personal data without consent in its mobile app. The fine is the result of a noyb complaint filed in 2023, which highlighted the company's failure to obtain user consent for targeted advertising.

Enlightenment 0.28.0 Release

Removed the obsolete battery helper, fixed BSD builds, and capped displayed battery health at 100%. gdb (If you want automatic backtraces on a crash in ~/.e-crashdump.txt - don't forget to build EFL and E with gdb debugging to make this useful)

So I guess everyone uses LLMs to think now

https://eva.ac/files/img/posts/llms/tailworm-skeet.png
The author prefers not to use AI for research due to the lack of personal satisfaction and fear of misrepresenting their work. They enjoy coding, debugging, and learning through hands-on experience.

Sam Altman says DRAM capacity should go to data centers, not personal computers

https://cdn.mos.cms.futurecdn.net/Vh4nY3pMCcmra2ymXah9S7.jpg
OpenAI CEO Sam Altman believes that having 32GB of RAM in personal computers is a problem due to global supply constraints, and prefers it be used in data centers. He argues that maximum utilization should occur in the cloud rather than on individual devices.

Domain hacks with unusual Unicode characters (2018)

https://shkspr.mobi/blog/wp-content/uploads/2019/05/domains.jpg
The author discovered that certain single Unicode characters can be used as valid top-level domains (TLDs) in the Domain Name System (DNS), allowing for shorter URLs. These characters, such as ℡ and .tel, are recognized by most modern browsers but not all websites.

Show HN: BBRouter – Ben Eater's 8-bit computer, simulated on 3D breadboards

https://bbrouter.com/api/public/bbrouter/Ben-Eater-SAP-1/picture?card&r=25
A project by @bbrouter on BBRouter, the 3D breadboard editor and simulator: open it to look around and run it.

Anthropic's Mythos-class model allegedly leaked on Hugging Face

Sorry

Japan's trains are great. Why is booking one so hard?

https://vinibrasil.com/images/yahoo-japan.jpg
A software engineer on vacation observes how different cultures design and use software, noting significant differences in Japan's user interfaces. Japanese software often reflects the country's organizational structure, with users needing to navigate complex systems and understand company-specific rules.

Hermantown approves controversial Google Data Center during late night meeting

https://img.apmcdn.org/4e1e6c352de8a18283752e05f661aaa65e3d34b7/uncropped/189a3f-20261027-hermantown-data-center-city-hall-04-600.jpg
The Hermantown City Council approved a Google data center project despite local opposition, with several key agreements including a development agreement and decommissioning plan. The council's decision comes after protests and rescheduling of the meeting twice earlier in the week.

OpenIDEA: The IDE you know, rebuilt in Rust

https://github.githubassets.com/assets/platform-4ce65ae0bf273ce2.png
OpenIDEA is a native app with a Rust core that brings IntelliJ IDEA's features to the platform. It supports over 60 languages and builds for macOS, Windows, and Linux.

Alleged Mythos Class Anthropic Checkpoint Leak

https://cdn-thumbnails.huggingface.co/social-thumbnails/models/burner22/numbat.png
Anthropic's numbat is a pretraining checkpoint from a Mythos-class training run, featuring hybrid GDN/MLA and MoE architecture. The 772 shards total ~7.72 TB of tensor data, with a working single-device reference implementation available in modeling_numbat.py.

Pac-Man's Siren Call

https://unsung.aresluna.org/_media/pac-mans-siren-call/ogimage.jpg
The author was tasked with creating a Pac-Man doodle for Google's homepage to celebrate its 30th anniversary, which he completed in HTML and CSS. However, the game's autoplay feature with sound caused widespread issues on launch day due to an extension called CoolPreviews that played the game without user interaction.

John Leeson (the voice of K9) has died

https://images.doctorwhonews.net/image.php?pid=30320&w=400
John Leeson, the voice of K-9 in Doctor Who, has died at 83. He played the robot dog for over four decades and became a beloved character in British television.

US Jobs Pickup May Keep Fed on Track to Hike Rates Again

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The "Moon Trees"

https://nssdc.gsfc.nasa.gov/planetary/lunar/moon_trees/moon_tree_campkoch.gif
Apollo 14 launched in January 1971 with astronaut Stuart Roosa carrying tree seeds to the Moon, which germinated and grew into "Moon Trees" planted across the US and world. The project began after Roosa was chosen for the mission, with seeds from five types of trees selected for their viability.

Pi Is the Last Harness

The author praises Pi as the best coding harness due to its open-source, vendor-agnostic, and extensible nature. It provides a stable foundation for users to tailor their workflow without being locked in or forced into specific opinions.

OTape

https://www.otape.org/assets/img/studio-full.jpg
oTAPE is an open file format for digital cassettes, preserving the constraints of recording and playback. It's a self-contained ZIP archive with a fixed layout that includes audio files, artwork, and metadata.

Everyone Has Email. Nobody Uses It Right

https://kaplich.me/essays/email/2.png
Unsubscribe from unwanted emails and use filters to organize your inbox, creating a system that helps you process information faster. Use email search effectively by learning its tricks to reduce manual organization and boost productivity.

The question we should all be asking about AI

https://media.cnn.com/api/v1/images/stellar/prod/gettyimages-2302164585.jpg?c=original&q=w_860,c_fill
Big Tech companies like Google, Amazon, and Meta are spending heavily on AI infrastructure but not yet generating profits to justify the expense. The bond market is financing this spending spree, but its ability to sustain it is uncertain due to high borrowing costs and competition for lending.

Proposed data centre will release 23 Hiroshima atomic bomb worth of energy a day

A proposed $70-billion data centre in Alberta could release 23 Hiroshima-sized atomic bombs of heat waste daily, sparking environmental concerns. The Sturgeon Lake Cree Nation is seeking a judicial review to halt the project due to lack of consultation and full assessments.