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A Tooth for an Eye: The Remarkable Success of OOKP Surgery

2025-09-14

Osteo-odonto-keratoprosthesis (OOKP), or "tooth-in-eye" surgery, offers a groundbreaking solution for patients with severe corneal damage. This procedure uses a patient's own tooth (or a donor tooth) to create a biocompatible corneal implant, restoring vision where other methods fail. While risks like laminar resorption and glaucoma exist, long-term studies show remarkable success rates. Pioneered by Italian ophthalmologist Professor Benedetto Strampelli in the 1960s, OOKP represents a significant advancement in ophthalmic surgery, providing a lifeline for those suffering from irreversible corneal damage.

(en.wikipedia.org)

Tech Ophthalmic Surgery Corneal Transplant Biomaterials

TwoFold: Make Plain Text Files Dynamic

2025-05-14

TwoFold: Make Plain Text Files Dynamic

TwoFold is a small command-line application that allows plain text files to behave like dynamic files. It's a hybrid between a text expander and a template engine, inspired by Emacs Org-mode, Python Jupyter Notebooks, and React JS. TwoFold processes text files, identifying LISP/XML-like tags and transforming them into useful outputs. It's compatible with XML and HTML, but tag markers are customizable. It can watch files for changes, enabling real-time collaboration for tasks like data validation, statistical calculations, or spell checking. TwoFold supports various file types (.txt, Markdown, Emacs Org, reStructured Text, HTML, XML, source code), but not binary files. It runs using Bun and allows users to easily write and load custom tags.

(github.com)

Development template engine

No More New Computers: A Decade-Long Hardware Plan

2025-01-12

The author reflects on the breakneck pace of computer hardware upgrades in the 90s and 2000s, contrasting it with the current state. He argues that even high-end CPU performance gains are no longer necessary for average users. Using personal experience, the author demonstrates how a 2011 i5 system still meets his needs, and his 2019 Ryzen 5 3600 upgrade remains highly efficient. He concludes that barring unforeseen circumstances, he will no longer buy new computers, instead relying on used, slightly older components from the secondary market, achieving a decade-long hardware plan.

(82mhz.net)

Hardware hardware upgrades computer performance cost-effectiveness

Belgian Court Orders Block of Internet Archive's Open Library

2025-08-01

A sweeping order from the Brussels Commercial Court in Belgium targets the Internet Archive's Open Library, along with other sites accused of copyright infringement. Publishers and authors initiated the request, alleging Open Library's unauthorized distribution of books. The order mandates ISPs to block access, while also compelling search engines like Google and Microsoft to remove results and payment platforms to suspend services. This action sparks controversy, as Open Library is a non-profit aiming to archive all published books and offer online borrowing. Critics argue the order's broad scope threatens access to public domain content.

(torrentfreak.com)

Tech open library

The Enigma of Ghostty: An Unresolved Mystery

2024-12-26

The Enigma of Ghostty: An Unresolved Mystery

Ghostty is a mysterious entity whose identity and information are largely unknown, like a ghost hidden deep within the internet. Discussions about Ghostty are mainly concentrated on online forums and social media, with various speculations about its identity. Some believe it's an individual, others a group, and some even consider it a fictional character. The mystery surrounding Ghostty has attracted the attention of numerous netizens, becoming a fascinating internet cultural phenomenon. However, Ghostty remains enigmatic, and its true identity remains unrevealed.

(ghostty.org)

Misc internet mystery internet culture mysterious figure

CRACO: Sifting the Cosmic Sands for Astronomical Treasures

2025-02-01

CRACO: Sifting the Cosmic Sands for Astronomical Treasures

Australian scientists have developed CRACO, a cutting-edge system for the ASKAP radio telescope, rapidly identifying mysterious fast radio bursts and other celestial phenomena from massive amounts of space data. Like searching for a coin on a beach, CRACO processes 100 billion pixels per second, already discovering multiple fast radio bursts and unusual neutron stars. Soon to be available globally, CRACO promises to revolutionize radio astronomy research.

(phys.org)

Tech radio astronomy CRACO system

Perplexity Launches Comet Plus to Address AI Copyright Concerns

2025-08-26

Perplexity Launches Comet Plus to Address AI Copyright Concerns

AI startup Perplexity has launched a paid subscription service, Comet Plus, offering users premium content from trusted publishers and journalists while providing publishers with a fairer compensation model. Included in Perplexity's Pro and Max memberships, Comet Plus is also available as a standalone subscription for $5 per month. Perplexity has allocated $42.5 million to a revenue-sharing program, paying publishers 80% of revenue generated when their content is used by its Comet browser or AI assistant. This move addresses ongoing copyright infringement lawsuits against AI companies. Perplexity aims to foster partnerships with news publishers, balancing AI advancements with copyright protection.

(www.pymnts.com)

Tech

Brave Blocks Microsoft Recall by Default: Protecting Your Browsing Privacy

2025-07-23

Brave Blocks Microsoft Recall by Default: Protecting Your Browsing Privacy

Brave browser version 1.81 and later now blocks Microsoft's Recall feature, which automatically takes screenshots of browsing activity, by default for Windows users. Recall's initial design, storing screenshots in a local plaintext database, raised serious privacy concerns. While Microsoft has made improvements, Brave proactively disables Recall, offering a toggle to re-enable it for those who need it. Brave achieves this by marking all tabs as 'private', preventing browsing history from being inadvertently saved. This highlights Brave's commitment to user privacy, especially in sensitive situations like intimate partner violence.

(brave.com)

Tech

Taking Control of Your EFI Secure Boot Keys: A Deep Dive

2025-07-23

This article provides a comprehensive guide to taking full control of your computer's EFI Secure Boot keys. It details the four Secure Boot key types (Database Key, Forbidden Signature Key, Key Exchange Key, Platform Key) and the role of Machine Owner Keys, outlining steps for generating custom keys, signing EFI binaries, and deploying keys on single or multiple machines. The article covers using KeyTool and LockDown tools, managing keys from Linux, and updating the dbx to address security vulnerabilities like Boot Hole. While complex, this process significantly enhances system security.

(www.rodsbooks.com)

Development

MIT Physicists Switch Magnetism with Light: A Breakthrough in Memory Chip Technology

2025-01-07

MIT Physicists Switch Magnetism with Light: A Breakthrough in Memory Chip Technology

MIT physicists have achieved a breakthrough in controlling magnetism using light. They used a terahertz laser to manipulate the atomic spins in an antiferromagnetic material, creating a new, long-lasting magnetic state. This technique offers a novel way to control antiferromagnets, potentially leading to faster, smaller, and more energy-efficient memory chips. The research, published in Nature, overcomes a long-standing challenge in manipulating these materials, paving the way for advancements in information processing and storage.

(news.mit.edu)

Tech Terahertz laser Antiferromagnetic materials Memory chip technology

Veena Chromatic Tuner: Precise Tuning for Musicians

2025-09-08

Veena Chromatic Tuner: Precise Tuning for Musicians

Veena Chromatic Tuner is a powerful tuning app for musicians needing precise control across various musical traditions. It features Equal Temperament and Just Intonation tuning, a unique oscilloscope-like waveform display for visual feedback, and support for multiple note naming systems (including Indian classical). Users can customize the reference pitch, transpose notes, and create custom tuning profiles. A dedicated Veena instrument mode assists in fretting and tuning, making it ideal for instrument makers and players alike. While ad-supported and compatibility may vary, it offers a versatile solution for precise tuning.

(play.google.com)

Game tuning app music software instrument tuning

Major Upgrade to Virtual World River Simulation

2025-06-29

Major Upgrade to Virtual World River Simulation

A virtual world simulation program has undergone a major upgrade, improving the accuracy of river flow simulation. Previously, the program only stored river flow data for January and July at each point, calculating other months' data using extrapolation, but this method was inaccurate. After the upgrade, the program now stores river flow data for all twelve months of the year and calculates downstream flow by accumulating upstream flow, resulting in a more accurate simulation of river flow variations. The article uses three examples of different river systems to showcase the improved simulation results and the differences in river flow under different climatic conditions. This makes the virtual world's river system more realistic and the seasonal variations more noticeable.

(undiscoveredworlds.blogspot.com)

Game virtual world river simulation climate simulation

Tech Stocks Lead Market Rally

2025-06-29

Tech Stocks Lead Market Rally

Today's market saw significant fluctuations, with major indices showing mixed results. The Dow Jones Industrial Average rose 1%, the S&P 500 gained 0.5%, and the Nasdaq Composite also increased by 0.5%. Among tech giants, Amazon (AMZN) and Google (GOOG) saw impressive gains of 2.7% and 2.3%, respectively, while Nvidia (NVDA) also climbed 1.7%. However, Microsoft (MSFT) and Tesla (TSLA) dipped 0.3% and 0.7%, respectively. Bitcoin experienced a slight decline of 0.1%. Apple (AAPL) remained relatively flat. Overall, tech stocks led the market rally, suggesting a positive market sentiment.

(www.fool.com)

Tech tech stocks market sentiment

Scale AI CEO Warns: America Must Win the AI War

2025-01-21

Scale AI CEO Warns: America Must Win the AI War

Scale AI CEO Alexandr Wang took out a full-page ad in The Washington Post urging President Trump to prioritize the AI race. He argues the US needs increased AI investment, shifting focus from algorithms to compute power and data. Wang also recommends streamlining new energy production and leveraging government data for AI development. He believes AI will create jobs, but the US needs to support workers adapting to new roles.

(www.semafor.com)

Tech

Buzee: Open-Source Full-Text Search App Released

2024-12-14

Buzee: Open-Source Full-Text Search App Released

Buzee is a cross-platform, full-text search application built with Rust and Svelte. It allows for fast searching of local files, folders, browser history, and more, even extracting text from PDFs and images using OCR. Developed over two years, this project showcases a robust architecture using Tauri for performance, SQLite and Tantivy for indexing, and a clean Svelte frontend. While feature-rich, it still has some areas for future development, and the author is releasing it open-source for others to contribute.

(github.com)

Development full-text search

Reddit's Plunging Stock Price: AI Hype Fades, Growth Concerns Rise

2025-03-30

Reddit's Plunging Stock Price: AI Hype Fades, Growth Concerns Rise

Reddit's stock price has plummeted 50% from its February high, sparking market concerns. Its Q2 earnings report revealed it's lagging behind Meta and Google in the digital advertising space, and US traffic suffered due to a Google search algorithm change. While Reddit previously secured deals to provide content for AI model training, uncertainty about the long-term growth of the AI industry is adding to investor anxieties. Furthermore, the unlocking of early investor stakes could further depress the stock price. Although some analysts remain optimistic about Reddit's long-term growth potential, short-term volatility remains significant.

(finance.yahoo.com)

Tech Stock Price Decline

Burning Sensation Leads to Shocking Brain Parasite Diagnosis

2025-02-14

Burning Sensation Leads to Shocking Brain Parasite Diagnosis

A 30-year-old woman experienced a burning sensation in her feet that progressed to her entire body after a trip to Thailand, Japan, and Hawaii. Two emergency room visits yielded only elevated eosinophil counts. A third visit to Massachusetts General Hospital revealed the cause: brain parasites. Her symptoms were linked to consuming sushi, highlighting the importance of food safety, especially while traveling abroad.

(arstechnica.com)

Tech parasite infection medical case travel health

Meta Faces Lawsuit Over Alleged Use of Pirated Torrent Data for AI Training

2025-01-20

Authors are suing Meta for allegedly using their copyrighted works without permission to train its AI models. The lawsuit claims Meta used BitTorrent to download and share millions of pirated books from the shadow library LibGen. While Meta admitted to using unofficial sources, it argued fair use. However, plaintiffs are seeking Meta's BitTorrent client logs and seeding data to prove willful infringement. A judge allowed further investigation into the 'seeding' aspect, potentially impacting Meta's fair use defense and significantly altering the case's trajectory.

(torrentfreak.com)

Tech AI copyright

Play Brick Breaker with Your Hands!

2025-01-20

Play Brick Breaker with Your Hands!

Forget controllers! 'Manual Brick Breaker' lets you play the classic game using only your hands. The game uses your webcam to track your palm movements, controlling the paddle to break bricks. Difficulty increases with each level, speeding up the ball and shrinking the paddle, testing your reflexes. All processing happens directly in your browser, ensuring privacy. The game's code is open-source, built with JavaScript, HTML canvas, and MediaPipe hand tracking. The creator also offers other fun open-source projects, such as video-to-ASCII art converters.

(collidingscopes.github.io)

Game hand tracking web game

From Montgolfier Brothers to Exoplanet Exploration: The Amazing Story of Scientific Ballooning

2025-03-31

From Montgolfier Brothers to Exoplanet Exploration: The Amazing Story of Scientific Ballooning

This article chronicles the remarkable journey of high-altitude balloons in scientific exploration, from the Montgolfier brothers' first manned flight in the 18th century to modern-day use in observing cosmic microwave background radiation and exoplanet atmospheres. High-altitude balloons, with their unique advantages, have helped scientists achieve a series of groundbreaking discoveries, including the discovery of cosmic rays and the determination of the universe's shape, showcasing their continued contribution to fields like astronomy and meteorology. Far from being 'low-tech', this represents nearly 250 years of scientific refinement, still shining brightly in today's age of rocketry.

(nautil.us)

Tech high-altitude balloons

Downloading Games from the Radio in the 1980s: A Forgotten Chapter of Computing History

2025-03-31

Downloading Games from the Radio in the 1980s: A Forgotten Chapter of Computing History

In the 1980s UK, amidst economic recession, the BBC launched a public education initiative: The Computer Literacy Project. Beyond the famous BBC Micro and TV programs, a lesser-known Radio 4 series, 'The Chip Shop Takeaway,' utilized BASICODE, a system allowing software to run on various home computers. This involved broadcasting programs, including simple text-based games, that listeners could record and play. Though largely forgotten, this unique software distribution method highlights the ingenuity and limitations of early home computing.

(newslttrs.com)

Tech

Tracing Circuits: Uncovering Computational Graphs in LLMs

2025-04-02

Tracing Circuits: Uncovering Computational Graphs in LLMs

Researchers introduce a novel approach for interpreting the inner workings of deep learning models using cross-layer transcoders (CLTs). CLTs decompose model activations into sparse, interpretable features and construct causal graphs of feature interactions, revealing how the model generates outputs. The method successfully explains model responses to various prompts (e.g., acronym generation, factual recall, and simple addition) and is validated through perturbation experiments. While limitations exist, such as the inability to fully explain attention mechanisms, it provides a valuable tool for understanding the inner workings of large language models.

(transformer-circuits.pub)

AI model interpretability cross-layer transcoders

WiFi-Based Heart Rate Monitoring Achieves Clinical-Grade Accuracy with Low-Cost Hardware

2025-09-05

WiFi-Based Heart Rate Monitoring Achieves Clinical-Grade Accuracy with Low-Cost Hardware

Researchers at UC Santa Cruz have developed Pulse-Fi, a system using inexpensive WiFi devices and machine learning to accurately measure heart rate. This non-wearable technology achieves clinical-grade accuracy by analyzing subtle variations in WiFi signals caused by heartbeats. Testing with ESP32 chips (costing only $5-10) demonstrated accurate readings even from three meters away and across various body positions. Pulse-Fi promises a cost-effective solution for health monitoring, particularly in low-resource settings.

(news.ucsc.edu)

Tech Heart Rate Monitoring

AI Boosts Gravitational Wave Detection: Deep Loop Shaping Breakthrough

2025-09-05

AI Boosts Gravitational Wave Detection: Deep Loop Shaping Breakthrough

Scientists have used a deep learning technique called Deep Loop Shaping to significantly improve the control precision of the Laser Interferometer Gravitational-Wave Observatory (LIGO), reducing noise by up to 100 times. This technology, using reinforcement learning, optimizes LIGO's feedback control system, enabling it to measure gravitational waves more stably. This helps astronomers delve deeper into the dynamics and formation of the universe, such as detecting more intermediate-mass black holes and studying neutron star collisions in greater detail. This breakthrough is expected to influence the design of future gravitational wave observatories and further expand our understanding of the cosmos.

(deepmind.google)

Tech Gravitational Waves

Low-Tech Magazine's Compressed Book Edition: A Sustainable Publishing Experiment

2025-03-23

Low-Tech Magazine's Compressed Book Edition: A Sustainable Publishing Experiment

Low-tech Magazine, known for its low-energy website, has released a 'compressed' edition of its book series. This single volume condenses three previous books, reducing paper consumption and carbon emissions by nearly two-thirds through smaller fonts, images, and a two-column layout. The article compares the environmental impact of online and print reading, revealing that while the website's server footprint is low, reader device energy use is significant. The compressed edition lowers costs and tree usage, though recycled paper is explored as an ideal but practically limited solution. Ultimately, content compression, rather than paper choice alone, offers the greatest resource reduction.

(solar.lowtechmagazine.com)

Misc sustainable publishing

Hardware-Level Network Time Security: Netnod's FPGA Implementation of NTS

2024-12-13

Hardware-Level Network Time Security: Netnod's FPGA Implementation of NTS

Following a 2019 software implementation of Network Time Security (NTS), Netnod has deployed NTS at the hardware level using FPGAs for their NTP and NTS protocols. This hardware implementation offers enhanced security, mitigating side-channel attacks and improving efficiency and scalability. While challenges existed in processing complex NTS packets, Netnod overcame them with a multi-engine parallel processing solution. Their NTS service is now in production.

(labs.ripe.net)

Hardware network security hardware security

arXivLabs: Experimenting with Community Collaboration

2025-04-02

arXivLabs is a framework enabling collaborators to develop and share new arXiv features directly on the website. Individuals and organizations involved share arXiv's values of openness, community, excellence, and user data privacy. arXiv is committed to these values and only partners with those who adhere to them. Got an idea to improve the arXiv community? Learn more about arXivLabs.

(arxiv.org)

Development

Is Saving Online Content Worth It? A Blogger's Reflection

2024-12-21

Is Saving Online Content Worth It? A Blogger's Reflection

While organizing his online bookmarks, blogger Ruben Schade discovered that most of his years of accumulated links were broken or altered, leading him to reflect on the meaning of preserving online content. He realized the ephemeral nature of the internet and the vulnerability of even the Internet Archive. Although he has saved a large amount of potentially worthless personal blogs, podcasts, and videos, he believes these constitute valuable time capsules of personal memories and history, worthy of preservation. Ultimately, he argues that the value of saving online content lies in its historical significance and personal memories, while the challenge lies in how to achieve efficient and economical preservation.

(rubenerd.com)

Misc online archiving digital legacy

Fighting Power Corruption with Randomness: Designing a Fairer System

2025-07-15

Fighting Power Corruption with Randomness: Designing a Fairer System

This article explores Campbell's Law (a variant of Goodhart's Law), stating that any metric used for social decision-making is susceptible to manipulation. Using the selection of authority positions as an example, it shows how traditional methods (elections, heredity) can be gamed, leading to those skilled at manipulation rather than the most qualified obtaining power. The author proposes introducing randomness (e.g., randomly selected review boards, random candidate selection) to combat this corruption, increasing fairness and efficiency, citing historical and modern examples. Ultimately, the article argues that randomness doesn't exclude excellence but safeguards it, preventing meritocracies from becoming dominated by schemers and sycophants.

(assemblingamerica.substack.com)

Misc fairness

Oaxaca's Paradise Lost: A String of Disappearances Rocks Mexico's Coast

2025-03-22

Oaxaca's Paradise Lost: A String of Disappearances Rocks Mexico's Coast

The idyllic beaches of Oaxaca, Mexico, have been rocked by a series of disturbing disappearances. Ten young adults from Tlaxcala state, aged 19-29, vanished from Zipolite and Huatulco, with nine bodies later found in an abandoned car hundreds of miles away. The case highlights potential links to drug trafficking, real estate development, and possible police involvement, alongside alleged government attempts to downplay the incidents. This tragedy not only threatens the region's vital tourism industry but also raises serious questions about security in Mexico.

(english.elpais.com)

Misc Mexico disappearances drug crime tourism safety

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