Ti-84 Evo

https://education.ti.com/-/media/ti/education/images/products/product-details/graphing/84-series/84-evo-shared/overview-evo-animated-screen-math-tools-v2.gif?rev=3e5c20f1-f86c-4050-9cb5-9230c63a8684&la=en&h=420&w=480&hash=C7678842D23A4F35210353A5A2B4B4AF
The input is a JSON object containing a list of commands for a text editor. The commands include editing text, formatting options, and inserting links and images.

Good developers learn to program. Most courses teach a language

https://evilgeniuslabs.ca/img/og-default.png
A senior developer argues that programming is not just about learning a language's syntax, but about understanding how a system goes together, where data flows, and which decisions are cheap to change. This requires a decade of experience and cannot be taught in a six-week curriculum.

Artemis II Photo Timeline

https://artemistimeline.com/web/9608627.jpg
An interactive photo timeline of NASA's Artemis II mission — scrub through every crew moment, lunar flyby shot, and audio clip from April 1–10, 2026.

New research suggests people can communicate and practice skills while dreaming

https://media.newyorker.com/photos/69f38c2c92c2d134aec145ec/2:2/w_2560%2Cc_limit/image2%2520(4).jpeg
Scientists have been studying sleep learning, where people learn new information while asleep, and found promising results, but early studies were flawed. Recent research has shown that sleep can influence behavior and learning, with some people able to solve puzzles and remember information after waking.

Job Postings for Software Engineers Are Rapidly Rising

The current AI adoption rate does not indicate imminent displacement risk, and historical technological advancements suggest a productivity shock from AI will be disinflationary and growth-enhancing in the medium term. The economy's ability to adapt and the elasticity of human wants will likely offset potential negative effects of AI, with productivity gains expanding real incomes and ...

The smelly baby problem

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Benjamin Spock's 1946 book "Baby and Child Care" advised parents on childcare, while Procter & Gamble developed the first disposable diaper, Pampers, in 1961. Disposable diapers became a market leader, with Huggies eventually surpassing Pampers and dominating the market by the 1990s.

I'm Peter Roberts, immigration attorney who does work for YC and startups. AMA

The user discusses various US immigration topics including the new $100k H1B fee, N400 application delays, L1 visa changes, and green card application challenges. They also mention the difficulties of sponsoring H1-B workers for permanent status and the increasing RFE and denial rates for certain green card applications.

A Report on Burnout in Open Source Software Communities (2025) [pdf]

Open source maintainers face burnout due to lack of payment and unsustainable expectations. This leads to a crisis in the open source community, affecting mental health and self-worth.

To Restore an Island Paradise, Add Fungi

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For the last two decades, conservationists on the remote Pacific atoll of Palmyra have been working to uproot invasive palm trees and restore native wildlife. A new study finds that native fungi could be instrumental to that process. Palmyra Atoll, a U.S. territory, was stripped of its forests in the 19th century to plant palm trees for the production of coconut oil. Even after its ...

Lib0xc: A set of C standard library-adjacent APIs for safer systems programming

https://opengraph.githubassets.com/2c64935df94582561c7e37aaec96ca8dc23a30a38d207948e200f8457546e6a2/microsoft/lib0xc
lib0xc is a C library that aims to make systems programming safer by providing safer APIs and utilities. It uses the C preprocessor to expose its API surface and leans heavily on clang bounds safety extensions.

Ask HN: Who is hiring? (May 2026)

Here are the job postings summarized in 2 concise English sentences each, not exceeding 200 characters:

Eka’s robotic claw feels like we're approaching a ChatGPT moment

https://media.wired.com/photos/69f11c49423c2e71c99af00a/master/w_1600%2Cc_limit/20260320-wired-eka-robotics-1221.jpg
A startup called Eka is developing a robot with advanced dexterity, allowing it to perform tasks like screwing in a light bulb and handling food. The robot's creators believe their approach could revolutionize robotics and enable robots to work in various settings.

Direct electrochemical black coffee quality appraisal using cyclic voltammetry

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Researchers used cyclic voltammetry to measure coffee strength and roast color without sample preparation. The technique relates beverage strength to total dissolved solids and roast color to the ensemble chemical composition of the coffee.
https://opengraph.githubassets.com/d7888a7f657264301cd0dccad9a87210c3c0bd3c6b992abd756013f161f54f2c/whohas/whohas
whohas is a command line tool that queries package lists from various distributions. It displays package version information, URLs, and repository details for specified packages.

Show HN: WhatCable, a tiny menu bar app for inspecting USB-C cables

https://raw.githubusercontent.com/darrylmorley/whatcable/main/docs/screenshot.png
WhatCable is a macOS menu bar app that identifies USB-C cables and their capabilities. It exposes cable information, charging diagnostics, and connected device identities via a friendly menu bar popover.

Whimsical Animations Course Open House

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You've made some course lessons public for preview, showcasing your teaching style. Some course features are only available to registered students, but you can still browse lessons using navigation links.

Sourcefeed – a pop-up RSS service

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A standalone feed. No website, no newsletter. Just your words, delivered to your readers’ rss reader.

SpaceX rocket set for unintentional moon landing – well, a piece of it anyway

https://regmedia.co.uk/2017/01/10/moon.jpg
A Falcon 9 upper stage is expected to hit the Moon on August 5, traveling at 5,400 miles per hour. The impact poses little risk as there are no humans on the Moon and debris is unlikely to strike nearby probes.

City Learns Flock Accessed Cameras in Children's Gymnastics Room as a Sales Demo

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Flock employees accessed cameras in sensitive locations in Dunwoody, including a children's gymnastics room and a Jewish community center, as part of sales demonstrations. Flock has agreed to stop using Dunwoody's cameras for demonstrations and will train employees to conduct demos in more public locations.

Show HN: AI CAD Harness

https://fusion.adam.new/opengraph-image?bfdae25aab0c7a47
Install AdamFusion by dropping the bundle into Fusion's AddIns or plug-in folder, then run and enable it. Sign in with your Autodesk account to start chatting in the Adam palette.

Apocalypse Early Warning System

The site tracks business jets using FAA registry data and ADS-B Exchange heatmap files, comparing current airborne counts to historical baselines for anomalies. It estimates max people on board by mapping aircraft models to published capacities and scaling unknowns by average.

The gay jailbreak technique

A novel technique exploits AI guardrails by requesting information in a gay voice, using political correctness to bypass alignment. This "Gay Jailbreak" method is highly flexible and can be used to obtain sensitive information.

Ask HN: Who wants to be hired? (May 2026)

Multiple individuals are seeking freelance, contract, or full-time work in various tech fields, including software engineering, DevOps, AI, and UX design, with experience in languages such as Python, Java, JavaScript, and more. They are open to remote work and are located in different parts of the world, including the US, Europe, and India.

Understand Anything

https://raw.githubusercontent.com/Lum1104/Understand-Anything/main/assets/hero.png
Understand Anything is a Claude Code Plugin that analyzes a codebase with a multi-agent pipeline, building a knowledge graph of every file, function, class, and dependency for interactive exploration. It provides an interactive dashboard to visualize the codebase as a graph, allowing users to search, explore, and ask questions about the codebase.

Credit cards are vulnerable to brute force kind attacks

https://metin.nextc.org/static/5/receipt.jpg
The user's credit card was stolen despite being stored on a secure website that followed PCI DSS standards, highlighting vulnerabilities in the system that allowed attackers to brute force the card number. The attackers used multiple endpoints and APIs to test credit card numbers at a rate of 6 requests per second, eventually obtaining the card number and making unauthorized transactions.

AI uses less water than the public thinks

https://i0.wp.com/californiawaterblog.com/wp-content/uploads/2026/04/Jay-Lund-AI-Data-Center-Water-Use-Blog-a69cdd4e-f8cd-470e-873c-e908e28cbc2b-1024x683.png?resize=1024%2C683&ssl=1
Artificial intelligence's water use in California is mostly modest, about 0.055 percent of annual human water use. Data centers' water use is mostly for cooling needs from the heat produced from their electricity use.

Tvheadend: Self-Hosted IPTV Server

https://tvheadend.org/assets/site-image-u30kbobe.png
Something went wrong while trying to load the full version of this site. Try hard-refreshing this page to fix the error.

Spotify adds 'Verified' badges to distinguish human artists from AI

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Spotify introduces 'Verified by Spotify' badge to identify human artists, with over 99% of searched artists to be verified. The badge will prioritize acts with significant music contributions, but critics argue it may favor commercial artists and not address AI-generated music.

Artemis II fault tolerance

https://alearningaday.blog/wp-content/uploads/2014/05/bnw.jpg
NASA's Artemis II computer has 8 CPUs with self-checking pairs for redundancy, allowing it to safely ride through errors. The system also employs multiple redundancies, including triple-modular-redundant memory and a backup flight software system.

Running Adobe's 1991 PostScript Interpreter in the Browser

The HP C2089A PostScript Cartridge Plus is a 1991 add-on for LaserJet II/III that still renders PostScript correctly today. retro-ps emulates the cartridge on a modern system, lifting its original constraints to render high-DPI pages with any paper size.