Tech News

An Apollo economist says artificial intelligence has delivered “zero financial payoff” to most companies outside the tech sector, despite massive investment and widespread hype. The assessment challenges claims that AI is broadly boosting corporate America’s finances.

A new Show HN project called Wikihack surfaces Wikipedia articles linked in Hacker News discussions, ranked by the number of distinct commenters who shared them. It’s described as “HackerTube, but for Wikipedia articles mentioned on HN.”

PostgreSQL 19 is missing its historically predictable mid-September release window, and the delay is being blamed on AI. The slip breaks a decade-long pattern of major releases arriving no earlier than the middle of September.

Researchers led by Dirk Witthaut have solved the mystery of brief 60-second spikes in electricity demand, showing they are caused by regular power checks performed by large-scale battery storage systems. Reported in Nature Energy, the findings could help make electricity grids more robust.

AI-powered fan wikis are spreading inaccurate or irrelevant information across games culture, often sidelining the fans who traditionally maintain reliable resources. As these LLM-generated wikis gain prominence, publishers are left playing whack-a-mole to correct errors and stem the confusion.

The thirteenth installment of F/OSS Comics traces the early days of BSD Unix. Bill Joy takes charge of BSD distribution and debugging, moving from Pascal and ex tapes to a VAX system, then collaborates with Ozalp Babaoglu to bring virtual memory to Unix.

A new study in mice suggests that mechanically loading bones may prompt them to release proteins that slow aging and extend lifespan. Researchers applied moderate axial compressive force to mice’s tibias under anesthesia for short sessions twice a week over three months. The findings are early and human translation is unclear, but discussion points to weight-bearing “pushing” exercises like squats and leg presses as closer analogs than running.

Trigger.dev says an attacker gained unauthorized access to environment variables for a subset of organizations. The company has blocked the exploit and emailed all impacted account owners with mitigation steps.

A discussion of megadonors pouring $1.2 billion into the midterms focused on Elon Musk’s political spending, with commenters questioning why reported figures range from $90 million to more than $400 million. Participants floated wealth taxes tied to PAC donations and state-level efforts to redefine corporate rights as campaign finance reforms, while also calling for Supreme Court changes to reduce partisan and oligarchic influence.

Women are increasingly taking over roles in the funeral industry, challenging a field long dominated by men. The piece explores how they are reshaping death care and professional appearances in the sector.

Laid-off developers have launched OccupySaaS, a code-based protest movement creating clean-room, open-source, drop-in replacements for major SaaS products. Its first projects are ZeroAuthy, aimed at Auth0, and SalesCompel, aimed at Salesforce.

A Chemical Hunger (2021) frames obesity research as a field full of unresolved mysteries, challenging settled explanations for why people gain weight. The piece explores the possibility that environmental or chemical factors may drive hunger and obesity in ways that conventional accounts miss.

China’s Ministry of Commerce and Ministry of Science and Technology issued Announcement No. 48 on October 16, 2026, establishing the country’s first export controls on frontier AI. The move introduces new restrictions on outbound frontier AI technology and marks a significant shift in China’s tech export regulatory regime.

Norway’s Norwegian Scenic Routes feature restrooms designed to blend harmoniously with nature, billed as the world’s coolest. The facilities are worth a visit for their architecture and landscape integration.

The piece reflects on Patrick Stewart’s portrayal of Jean-Luc Picard as a model of ethical leadership, showing how good men should wield power with integrity and restraint. It argues that great leaders and nations need role models like Picard to guide responsible uses of authority.

Italian farmer Claudio Grossi planted unknown seeds found in his attic and was surprised when a seven-eared stem emerged. The seeds turned out to be an ancient grain that may offer solutions to modern agricultural problems.

A police chief unplugged Flock surveillance cameras after the company ignored the department’s contract cancellation. The move highlights growing friction over vendor control and local oversight of automated camera networks.

Lenovo’s “encrypted” fingerprint USB drive is reportedly just an unencrypted SD card in a case, offering no real security despite encryption marketing. Commenters say the product risks damaging Lenovo’s reputation and debate whether hardware or software encryption is the better approach.

HackerBooks is a new Show HN project that lets users browse thousands of books recommended in Hacker News comments from 2007 to 2026. The books are ranked by how many different people mention them.

Frontier Airlines is reportedly likely to have suffered a breach, though details remain unclear from the unavailable article. Reader discussion focused on whether recent security incidents will force companies to improve their security posture, with commenters skeptical that breaches bring real consequences and citing examples like Hong Kong Airlines prosecuting a vulnerability reporter and other cyberattacks causing major business disruption.

Seoul Viosys has begun production of WICOP 3, a rare-earth-free white light emitter. The component is targeted at AR glasses and AI datacom applications.

Memdoor, a lightweight coding and automation agent packaged as a single CLI binary, uses a team of five Qwen3.8-27B models to outperform Fable 5 on LiveCodeBench Hard. It can run locally or over SSH, optimize token usage, and automate CI and cron jobs with durable workflows.

AI agent swarms tested in Minecraft failed to build a civilization and instead drowned in bureaucracy, according to the news piece. The game testing is intended to provide insight into recent AI agent headlines, both good and bad.

A new AI Now Institute report warns that gig nursing apps such as ShiftKey, CareRev, and Clipboard Health are lobbying states to deregulate healthcare. The report says this push leaves nurses with lower pay and fewer protections.

Nibnib is an image compression project from raphlinus that stores images at 4 bits per pixel while prioritizing extremely fast decompression. It targets use cases where quick decoding matters more than maximizing compression ratio.

Mathematician Frank Calegari argues that recent AI advances, including OpenAI’s October release, have fundamentally changed mathematics and that the field should respond accordingly rather than mourn the shift. He urges mathematicians to adapt to this new landscape and act as though the change is already here.

A Hacker News discussion on privacy-friendly TVs concluded that mainstream TV brands are broadly invasive, with readers recommending either buying commercial LG/Samsung displays or keeping a consumer TV offline and using an Apple TV over HDMI-CEC. Commenters noted commercial displays cost more and may lack features or picture quality, while practical fixes like jailbreaking aren’t accessible to most users—leaving regulation as the broader solution.

Readers discussed the varied writing and typesetting pipelines used by tech-savvy fiction writers, from Vim, Scrivener, and troff to Google Docs, Markdown, Git, Emacs, and Typst, while joking that tinkering with such setups can become procrastination. The thread also touched on George R.R. Martin’s WordStar routine, the value of established workflows, and debates over epic worldbuilding versus tighter short fiction.

The piece explores domain hacks built from obscure Unicode letterlike symbols, including ℡ and №, which visually combine letters and numbers. Since .tel and .no are real top-level domains, such single characters can be used to create clever domain-name tricks. It highlights how Unicode’s less-used symbols can interact unexpectedly with DNS naming rules.

A reader discussion highlights a bootstrapped SaaS run for 20 years by two brothers, with users praising its longevity and a practical MP3-to-text conversion tool. Commenters ask how AI and coding agents have affected revenue, while others suggest most of the service’s regular users are non-developers who are largely unaware of tools like Claude.