https://opengraph.githubassets.com/3f485d6c65f61fa587b2d9b6bd6f110db71340239f3f67052e44cb9f97325143/ankidroid/Anki-Android/issues/21656
The AnkiDroid app, a free and open-source flashcard app for Android, has been rejected by Google Play Store due to violating the Payments policy. The issue is that the app allows users to contribute donations to an organization that is not tax-exempt. To resolve this issue, the developers must remove any links directing users to make payments using systems other than Google Play's billing ...

44% on ARC-AGI-1 in 67 cents

https://mvakde.github.io/blog/hero-img.png
The author trained a small transformer from scratch in 1.5 hours, achieving scores comparable to large language models (LLMs) on the ARC-AGI benchmark, with costs reduced by 10x and no need for synthetic data or augmentations.

American Airlines' Legendary Mechanic Passes Away at 100 After 80-Year Career

https://static0.simpleflyingimages.com/wordpress/wp-content/uploads/2026/07/shutterstock_2719557287_cropped.jpg?&fit=crop&w=1600&h=900
Azriel "Al" Blackman, a 100-year-old American Airlines mechanic, passed away after an 80-year career with the airline. He holds the Guinness World Record for the longest career as an airline mechanic and inspired generations of aircraft maintenance technicians.

Fastpotify

https://fastpotify.rocks/screenshot.png
Winamp is a native binary music player that starts quickly and uses little memory, allowing local playback and control on various devices. It features browsing playlists, search, keyboard shortcuts, and customizable skins for a period-accurate experience.
https://www.eff.org/files/banner_library/ai-robot-warhol-2.png
The US Supreme Court previously warned against expanding copyright protections in response to new technologies, but some rightsholders are now asking courts to do so. Courts should decline to expand copyright protections based on hyperbole and speculation surrounding AI-generated works.

Tmp.0ut Volume 5

The output is a table of Linux ELF files with various properties and functionalities, including malware examples and security topics. The table lists 20 different ELF files with their respective authors and descriptions.

GPU World

https://www.gpuworld.org/open-graph/1200-630.png?v=nzjqee
The AI revolution will transform humanity with access to frontier LLMs, potentially leading to significant changes in education, healthcare and social media. In a "business as usual" future by 2040, widespread access to high-quality AIs could lead to various benefits and challenges.

Restroom Archive

https://restroomarchive.com/metatag.jpg
This restroom is accessible through the bar area of the pizza restaurant and is the family restroom on the left. The interior is spacious with subway tiles on the lower half of walls and wood paneling on the upper half. The floor is tiled in a basket weave pattern. There is no decor, but the door and soap dispenser are covered with graffiti tags.

Playa Phone

https://playaphone.com/images/booth.3c995833ab2c.jpg
A phone booth is available at Burning Man for free calls to anywhere in the world. Dial +1 (775) 557-4848 to connect with a random Burner or add it as a contact later.

I turned my security cameras into an automatic bird identification system

https://jasontucker.blog/content/images/size/w2400/2026/06/birdnet-2.jpeg
The user set up BirdNet-Go, a bird identification system that uses AI models to analyze audio from security cameras' microphones, identifying birds and other wildlife in real-time. This setup has become a fun game for the user and their wife, providing insights into local biodiversity and even connecting with other birders through a community platform.

Terence Tao explains 6 essential mathematical concepts [video]

A walkable ASCII cyberpunk city in one HTML file [video]

RotaryCell: Making an unmodified rotary phone work over LTE with an ESP32-S3

https://raw.githubusercontent.com/fregacmols/RotaryCell/main/docs/images/rotarycell-prototype.jpg
RotaryCell converts a traditional rotary phone into a portable, battery-powered cellular phone without modifying the original. The project uses existing telephone parts and adds electronics to create a working prototype that can be carried away from fixed connections.

Dwarf Fortress is getting the mother of all magic updates

https://assetsio.gnwcdn.com/Dwarf-Fortress_l6U4yxY.jpg?width=690&quality=85&format=jpg&dpr=3&auto=webp
Dwarf Fortress is getting a major update with procedural magic systems, allowing for unique and unpredictable magical situations. The update promises to revolutionize the game's existing magic system, enabling discovery-based research and exploration of new forms of sorcery.

Apple caught off guard by AI demand for Mac Mini and Mac Studio

https://images.macrumors.com/t/u267Ev00q3mfyErEf22YvEgCV6o=/400x0/article-new/2026/04/Mac-mini-vs-Studio-Feature-Sans-Text-1.jpg?lossy
Apple unexpectedly released new Mac mini and Mac Studio models due to strong enterprise demand for AI hardware, driven by a boom in AI-driven sales. The early launch coincides with the global memory shortage, leaving many configurations out of stock.

CollectWise (YC F24) Is Hiring

https://bookface-images.s3.us-west-2.amazonaws.com/logos/a5be02a3378f664e1f80f2a84997514d00f9fc1f.png?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=ASIAQC4NIECAPAPCUTAH%2F20260901%2Fus-west-2%2Fs3%2Faws4_request&X-Amz-Date=20260901T072238Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEN%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCXVzLXdlc3QtMiJGMEQCIAkSwq1VkUK5GmO%2Fk3oUIUqukSkZTx%2BmKCjbRmQSnZc%2FAiBigcxyt2EAbjyz0LBNMWUmAW1QNTI%2FvRxRmx5sAEc%2FJCruAwio%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAAaDDAwNjIwMTgxMTA3MiIM1PTAEKydbF418rxlKsID9%2FeeDKxhsFv2f9qUyw6kwNpwis3yJESRRInJkKccGmaPcnBwG8UIW%2FUORp0%2FA%2FufSCwAm5YSQBTpiLEqn9g6TXRtByb3ruTvYfen%2F3FDAYtZMtMVralAc7QOaM1kfutlQkvFPya9mCYuEHgImf0RfBg6DUWDwnA%2FwuoFdlWubp0eUM5LGjGBwN9dfXlyqLjTJEOo5RT8IaidveAe6XICToodnrm6wIZ3Hio0seIimeoTzKI0D8Zid9dnt12ZEKfCc8S2oNfUbOyS2rIcGNBAy88PCDHqrN5HUteFqNVjpxebLhL%2F%2Bs6rplITBMhB4PdGXMVSJZclVpUnayOk28b9JMAwY%2FYrMD5OTRNiE0XR94NaIKRWWPaNvtEn6IZGl%2BxY8ywbNASdVje%2BxnUBcIclUWj12NvX2%2BSSkomaJf3Y382bGjtPnnsG9I%2BdYHFwY%2FLy%2FTCt9EwQK796jZmMKhQchM8Bp3tyc976RcPNTla0jhfZ9wmWU4iTskxNUFLtrOO%2FsDTDTNfWiaYAp%2BgbA5RbjbYrEkceAGkyHaees9s%2FV1j5XibD2hlLgRDCFF2cHDm%2ByXwxCUrbNq5XaYeDsKDImpPsMNH32dQGOqYBcnj05pz4epL%2BDGccvK4gRRNeV3fR42RvMpO9TcHD38PKlN%2F8XMgEY66SawoVaVn4J2N12tFZ7x9wsmskNfQ6knSjffs7LmlO3EVVjGPU%2FNgISMVsL3l2rrtuiOKTeN32v5YjLkOqaWY3oRZR%2F1t6R4F6l%2BygldZ9YzJH3SLbl2rXKKQYiBpidD054rvtUeu4m1MRYOHtRWCBDu%2B1DwXgCFB0HEVNYg%3D%3D&X-Amz-SignedHeaders=host&X-Amz-Signature=d4ddc2ae0cc77d820cda5e0c254eb109ed43e21641c2505d1b07c2bea047dea6
CollectWise is a Y Combinator-backed startup using AI to automate debt collection, hiring a Founding Customer Success Engineer to ensure customer success and expansion. The role involves managing customer relationships, troubleshooting technical issues, and optimizing AI agents for $150k-$180k OTE with equity options.

Show HN: Laser Graffiti

https://laser.consti.de/media/og.jpg
This is a DIY laser graffiti project that uses a mouse or finger as the "laser" to draw on a projector screen. The camera detects the drawn strokes and maps them onto the projector, creating interactive artwork.

Cheap GPS jammers are filling the world with navigation dead zones

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Fractal Jittered Voronoi Partitions

https://www.boristhebrave.com/wp-content/uploads/2026/08/fractal_voronoi-997x1024.png
The author describes a fractal Voronoi variant using jittered sites and recursive layers to generate complex, efficient coastlines. It computes nearest sites per point by checking nearby grid cells, avoiding full Voronoi diagrams and infinite grids.

DIY – Build a Potato Box (2022)

https://www.rebootedmom.com/wp-content/uploads/2020/03/Potato-Planter-8.jpg
A potato grow box allows up to 100 lbs of potatoes in 4 sq ft by layering soil and seed potatoes. It uses a hose with drilled holes for irrigation, with boards added as plants grow.

Evidence of Fraud in an Influential Study About Procrastination

https://datacolada.org/wp-content/uploads/screenshot-klaus-email-1024x552.png
Researchers found anomalies in the original data of Ariely and Wertenbroch's 2002 study on deadlines and procrastination, suggesting it was tampered with. The data showed implausible effect sizes, duplicated observations, inconsistent correlations, and non-rounded self-reported minutes.

Roget's Thesaurus

Roget's Thesaurus was originally prepared by MICRA Inc. in 1988 through manual transcription, led by Patrick J. Cassidy. It was part of their linguistic projects and research on natural language understanding and semantic interoperability.

NASA: Fill in a name, and you can have an exclusive coordinate in the universe

https://assets.science.nasa.gov/dynamicimage/assets/science/missions/rst/spacecraft-illustrations/Roman_BeautyPass2026-large.png?w=14999&h=8437&fit=clip&crop=faces%2Cfocalpoint
NASA's Nancy Grace Roman Space Telescope is launching, capturing historic images of the cosmos. Users can claim a pixel from its first image and receive a certificate with their unique number.

Smartphone LED detects hidden cameras with AI

https://www.chosun.com/resizer/v2/HFSTKZJVMNSDKNLFMRSTANJYMY.jpg?auth=ca4b4b31e7de329febd255ad4b332aa3cedfb7d55ee476a7f1433c0707971546&width=1200&height=630&smart=true
Smartphone LED and AI Detect Hidden Cameras KAISTs SweepLED achieves 94% accuracy with 10,000 won LED device A technology has been developed to detect

Polishing Cloth Updated

https://media.512pixels.net/wp-content/uploads/2026/08/polishing-cloth.jpg
Apple's Polishing Cloth is now $9, similar to its previous version. It is compatible with various iPhone and iPad models from 2015 onwards.

Reverse engineering my ADHD test

https://nullpt.rs/posts/reverse-engineering-adhd-test/telescope.jpg
The author, after noticing clear stars on a night of light pollution, ordered a telescope and discovered it sparked an interest in new hobbies. This led to him getting evaluated for ADHD by his psychiatrist.

Borges Labyrinth in Venice reopens to the public

https://cdn.mos.cms.futurecdn.net/SatgMn9e7YtFvu9N7yZxJb.jpg
A labyrinth in honor of Jorge Luis Borges was built on the island of San Giorgio Maggiore in Venice, Italy, 25 years after his death. The restored maze features a tactile map and is designed to evoke memories of Borges' life and works.

Flat vs. segmented memory – it's recursive

The author discusses the evolution of x86 segmentation and its decline in fine-grained memory protection, attributing this to Unix's preference for flat address spaces. They propose CHERI as a solution that allows software to handle recursive decomposition, enabling more flexible and secure memory management.

RavynOS: Pre-alpha open-source OS based on Darwin, FreeBSD, Apple open-source

ravynOS aims to bring macOS features like clean design and drag-and-drop installs to its platform. It offers a distraction-free interface, standard Command-key shortcuts, and a familiar file hierarchy for users.

Lion-man

https://maps.wikimedia.org/img/osm-intl,10,a,a,270x200.png?lang=en&domain=en.wikipedia.org&title=Lion-man&revid=1371622004&groups=_9281749dc83869e9ec3da84ba2369f6b0ff0d975&parser=parsoid
The Löwenmensch figurine, a 35,000-41,000-year-old sculpture from the Upper Paleolithic era, is an anthropomorphic representation of a lion-human hybrid discovered in Germany. It was carved out of mammoth ivory and features human-like body parts with the head of a cave lion.