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VisuAlgo: A Decade-Long Visualization Project at NUS

2025-03-19
VisuAlgo: A Decade-Long Visualization Project at NUS

VisuAlgo, a project spearheaded by Associate Professor Steven Halim at the National University of Singapore (NUS), has been developed over a decade with contributions from numerous undergraduate researchers and final-year project students. The project focuses on creating and maintaining a visualization tool for teaching algorithms, supported by grants from NUS CDTL and a generous donation from Optiver. The team continuously updates and improves VisuAlgo, providing high-quality algorithm visualization resources to a global audience.

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(visualgo.net)
Development

Zipshare: Effortless Android Screen Sharing for Support

2024-12-18

Zipshare offers seamless Android screen sharing, perfect for internal help desks supporting retail staff or field employees. No signup or meeting IDs are needed for the screen sharer – just instant sharing, with the option to add your own voice or video chat. Created by Miso Software, Zipshare is a simple yet powerful tool for team collaboration.

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(www.getzipshare.com)
Development screen sharing Android app remote support

Krita Region Exporter Plugin: Easily Export Canvas Regions

2025-03-22
Krita Region Exporter Plugin: Easily Export Canvas Regions

This Krita plugin lets you export any region of your canvas, with optional resizing. Installation: Place the `region_exporter` folder in your Krita resources folder's `pykrita` subfolder. Place `region_exporter.desktop` in the root of your Krita resources folder and `region_exporter.action` in the `actions` subfolder. Usage: Use the Ctrl+Shift+E shortcut or the Tools menu. Enter coordinates, size, rotation, and layer selection options to export your image.

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(github.com)
Design Image Export

Perovskite LEDs: The Next Gen of Lighting, But With a Sustainability Catch?

2025-03-20
Perovskite LEDs: The Next Gen of Lighting, But With a Sustainability Catch?

Researchers at Linköping University conducted a life cycle assessment of perovskite LEDs, revealing their potential for lower cost and vibrant colors. However, widespread adoption hinges on addressing environmental concerns. The study highlights the importance of minimizing toxic materials like gold and improving the reuse of organic solvents. While current perovskite LED lifespan is short, researchers believe improvements will reach the 10,000-hour mark needed for commercial viability and positive environmental impact, potentially replacing traditional LEDs.

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(liu.se)
Tech Perovskite LEDs Green Technology

Black Candy: A Self-Hosted Music Streaming Server

2024-12-26
Black Candy: A Self-Hosted Music Streaming Server

Black Candy is a self-hosted music streaming server, your personal music center. It offers easy installation via Docker, allowing you to quickly set up your own music streaming service. A demo is available for testing. While SQLite is the default database, PostgreSQL is also supported. Data persistence is managed by mounting the /app/storage directory. For improved performance, Nginx proxy is supported, and mobile apps are available.

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(github.com)
Development self-hosted

Vatican Weighs In: AI, Human Dignity, and the Common Good

2025-01-30

A joint report from the Vatican's Dicastery for the Doctrine of the Faith and the Dicastery for Culture and Education explores the challenges and opportunities posed by Artificial Intelligence (AI). While acknowledging AI's remarkable ability to mimic certain aspects of human intelligence, the report emphasizes the fundamental differences between AI and human intelligence. Human intelligence, it argues, is holistic, encompassing reason, emotion, embodiment, and relationality—dimensions absent in current AI systems. The report stresses that AI development and use must uphold human dignity and promote integral human development, cautioning against applications that could lead to discrimination, manipulation, or social disruption. It calls for responsibility, transparency, and accountability in AI, ensuring it serves the common good.

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(www.vatican.va)
AI Human Dignity Tech and Religion

Serbian Gov't Used Zero-Day Exploit to Spy on Dissenting Student

2025-03-01
Serbian Gov't Used Zero-Day Exploit to Spy on Dissenting Student

Amnesty International revealed that the Serbian government used a zero-day exploit, sold by Cellebrite, to compromise the phone of a student critical of the government. The exploit bypassed the lockscreen of a fully patched Android device, leveraging vulnerabilities in Linux kernel USB drivers. This incident shows that despite Cellebrite suspending sales to “relevant customers” in Serbia, the government continues its surveillance campaign against civil society, highlighting its repression of dissent.

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(arstechnica.com)
Tech government surveillance

From Neovim to Zed: A 15-Year Vim Veteran's Editor Migration

2025-01-24

A seasoned developer, after 15 years with Vim/Neovim, switched to the new editor Zed due to frustration with complex configurations and plugin management, and a desire for native LLM integration. Zed's solid Vim mode, simple JSON configuration, powerful LLM integration (called "Assistant"), and blazing-fast speed impressed him, prompting a temporary farewell to his long-time companion, Neovim. While it's an experiment, his initial impressions are positive, hinting at a possible new era for code editors.

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(sgoel.dev)
Development

In-Utero Treatment Shows Promise for Spinal Muscular Atrophy

2025-02-20
In-Utero Treatment Shows Promise for Spinal Muscular Atrophy

A two-and-a-half-year-old girl is thriving, showing no signs of spinal muscular atrophy (SMA), a devastating genetic disease, after receiving in-utero treatment with the drug Risdiplam. This groundbreaking study, published in the New England Journal of Medicine, marks a significant advancement. The drug, administered to the mother during late pregnancy and continued after birth, boosts production of the SMN protein crucial for motor neuron survival. This approach offers a potential game-changer for SMA, a leading genetic cause of infant mortality, as previous treatments began only after birth.

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(www.nature.com)
Tech Spinal Muscular Atrophy Gene Therapy In-Utero Treatment

Windows Activation Exploit: TSforge Breaks SPP

2025-02-14
Windows Activation Exploit: TSforge Breaks SPP

Security researchers have discovered a major vulnerability in Windows' Software Protection Platform (SPP) and developed an exploit called TSforge. This exploit bypasses activation for all versions of Windows since Windows 7, and Office since 2013. Researchers analyzed SPP's inner workings, focusing on Confirmation ID (CID) validation and the 'trusted store' data. They ultimately found the keys to decrypt and modify activation data. This discovery not only reveals SPP's security flaws but also provides valuable insights into Windows activation.

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(massgrave.dev)
Development Windows activation

Website Showcases Early Christian Writings

2024-12-25

A new website, "Early Christian Writings," offers a comprehensive collection of Christian texts predating the Council of Nicaea in 325 AD. It features the New Testament, Apocrypha, Gnostic texts, writings of the Church Fathers, and related non-Christian sources, all with translations and commentary. This resource provides invaluable insight into the history and development of early Christianity.

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(www.earlychristianwritings.com)
Misc Early Christianity Texts History

Slimy Brain Barrier Holds Key to Combating Ageing

2025-03-02
Slimy Brain Barrier Holds Key to Combating Ageing

A study in mice reveals that a slimy barrier lining brain blood vessels, composed of mucins, deteriorates with age, potentially allowing harmful molecules into brain tissue and triggering inflammation. Restoring this barrier through gene therapy reduced brain inflammation and improved learning and memory in aged mice. This research highlights a potential therapeutic target for age-related diseases like Alzheimer's.

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(www.nature.com)
Tech brain blood vessels mucins

Firefox Enforces Certificate Transparency, Boosting Web Security

2025-03-01
Firefox Enforces Certificate Transparency, Boosting Web Security

Firefox is mandating Certificate Transparency (CT) on desktop platforms, a significant advancement in web security. Starting with version 135, Firefox will reject certificates not meeting CT requirements, ensuring high transparency standards for all trusted certificates. This means website owners should verify their certificates are logged and publicly discoverable in CT logs. While most websites require no action, checking the Certificate Authority (CA) for CT support and monitoring certificates is crucial. Firefox's embrace of tile-based logs further strengthens the CT ecosystem, resulting in a safer browsing experience for users.

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(blog.transparency.dev)
Tech certificate transparency

Chronotrains Launches Interactive European Train Map

2024-12-28
Chronotrains Launches Interactive European Train Map

Chronotrains has launched an interactive map for planning train journeys across Europe. The map visualizes the area reachable within 8 hours from any European train station. Users can hover to see isochrones, search for stations, or click example cities. Powered by Deutsche Bahn data, the map also facilitates multi-city trip planning and links directly to major train ticket providers, offering a convenient, comfortable, and sustainable way to explore Europe by rail.

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(www.chronotrains.com)
Tech European trains travel map journey planning

Critical Apple Chip Flaws: FLOP and SLAP Attacks

2025-01-28
Critical Apple Chip Flaws: FLOP and SLAP Attacks

Researchers discovered two critical vulnerabilities, dubbed FLOP and SLAP, in Apple's M-series and A-series chips. FLOP exploits the chip's load value predictor (LVP) to steal sensitive data from Chrome and Safari browsers, including information from Gmail, iCloud, and Google Maps. SLAP, targeting primarily Safari, leverages the load address predictor (LAP) for similar data theft. Affected devices include iPhones, iPads, and Macs released since September 2021. While Apple claims to be assessing the risk, researchers have published mitigations and recommend users update their systems.

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(arstechnica.com)
Tech Apple chip vulnerabilities security risk FLOP and SLAP attacks

TED Founder Chris Anderson to Give Up Control of the Nonprofit

2025-02-04
TED Founder Chris Anderson to Give Up Control of the Nonprofit

After 25 years at the helm, TED founder Chris Anderson is stepping down and giving away control of the nonprofit organization. He's seeking someone or an entity with a compelling vision and the resources to take TED to the next level. While financially sound with substantial cash reserves, Anderson believes relinquishing control will unleash new creativity and energy. Potential successors include universities, philanthropic organizations, media companies, tech firms, or even a decentralized autonomous organization. This bold move promises significant changes for TED, sparking considerable speculation about its future direction.

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(www.wired.com)
Startup

The Pope's Latinist: Reginald Foster's Extraordinary Life

2025-03-24
The Pope's Latinist: Reginald Foster's Extraordinary Life

Reginald Foster, an extraordinary American priest, served as the Pope's Latin secretary at the Vatican for forty years. More than just a master of Latin, his unique teaching methods cultivated thousands of Latin enthusiasts and profoundly impacted the Church's Latin legacy. This article recounts his legendary life, from being plucked from his order by a powerful cardinal to his unconventional teaching style that fused Latin learning with Roman history and culture. Foster's legacy lives on through the numerous scholars and teachers he trained, breathing new life into the ancient language.

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(newcriterion.com)
Misc Latin Vatican

AMD Instinct™ MI300X Boosts Ansys Fluent CFD Performance

2025-01-19

AMD released a blog post showcasing the impressive performance of its Instinct™ MI300X accelerator in Ansys Fluent computational fluid dynamics (CFD) simulations. Benchmarks using four benchmark models (sedan car, aircraft wing, exhaust system, and F1 race car) on both AMD MI300X and NVIDIA H100 platforms showed up to a 10% improvement in time-to-solution for the MI300X. This is attributed to the MI300X's 192GB HBM3 memory capacity and high memory bandwidth, along with AMD Infinity Cache™. The blog details the testing methodology, system configurations, and a step-by-step guide to installing and running the benchmarks. The MI300X proves to be an excellent choice for applications requiring steady-state analysis.

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(rocm.blogs.amd.com)
Hardware

The Meter: A 4500-Year-Old Secret Hidden in the Great Pyramid?

2025-03-04

This article challenges the conventional understanding of the meter's origin, suggesting it might predate the French revolution by millennia. It explores the mathematical relationships within the Great Pyramid of Giza, revealing astonishing connections between its dimensions and the constants π and the Golden Ratio, ultimately linking these to the modern-day meter. The author proposes that ancient Egyptians possessed knowledge of the meter and derived units like the cubit from it, raising questions about the technological sophistication of ancient civilizations.

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(www.iforgeiron.com)
Misc Units of Measurement

AI-Powered Virtual Cells: From Science Fiction to Clinical Reality

2025-06-20
AI-Powered Virtual Cells: From Science Fiction to Clinical Reality

From Hodgkin-Huxley's four equations to today's whole-cell models with tens of thousands of parameters, simulating life has made incredible strides. Scientists build digital twins of cells, recreating molecular processes in silico, even creating and modeling the synthetic organism JCVI-syn3.0 with just 473 genes. AI's integration accelerates this, shrinking complex gene expression simulations from hours to minutes, pushing virtual cell models into drug discovery and personalized medicine. This marks a new era of biology and computer science collaboration.

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(udara.io)
AI Virtual Cells Biological Modeling

Was Houdini a Spy? The Magician's Secret Life and the CIA's Lost Manuals

2025-04-03

Harry Houdini, the world-famous magician, had a profound, unexpected influence on espionage. Declassified CIA documents reveal that the agency used Houdini's escape techniques, among others, to train clandestine officers in deception. While rumors persist of Houdini acting as a spy for various agencies, concrete evidence remains scarce. Historians debate whether he was a full-fledged spy or simply an 'observer' providing intelligence to President Theodore Roosevelt. This intriguing story blends magic, espionage, and historical mystery.

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(www.cia.gov)
Misc Houdini Magic

TSMC to Build Four New 1.4nm Fab Plants in Taiwan

2025-07-20
TSMC to Build Four New 1.4nm Fab Plants in Taiwan

TSMC plans to commence construction of four new 1.4-nanometer wafer fabrication plants (Fab 25) in Central Taiwan Science Park later this year, aiming for 2-nanometer chip mass production by late 2028. This significant investment underscores TSMC's commitment to advanced process technology and its response to growing customer demand for high-performance chips. The project solidifies Taiwan's leading role in the global semiconductor industry. Alongside this Taiwanese investment, TSMC's $165 billion investment in Arizona, building advanced fabs and packaging facilities, diversifies its global manufacturing capacity.

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(www.taipeitimes.com)
Tech Advanced Process

Chopstick Sleeves: Micro-Epics of Japanese Typography and Culture

2025-01-19
Chopstick Sleeves: Micro-Epics of Japanese Typography and Culture

The Letterform Archive's recent acquisition of over 500 Japanese chopstick sleeves reveals a fascinating history of Japanese culture and design. From Heian-era silk wrappings to modern printed advertisements, these seemingly humble objects chronicle societal shifts. Designs range from iconic Mount Fuji imagery and Edo-period woodblock prints to modern fusions of East and West, reflecting evolving aesthetics and national identity. The collector's meticulous preservation embodies the Japanese concept of 'mottainai,' highlighting the value found in even the most ephemeral objects.

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(letterformarchive.org)
Design Japanese culture

Hann: A Blazing-Fast Approximate Nearest Neighbor Search Library for Go

2025-03-25
Hann: A Blazing-Fast Approximate Nearest Neighbor Search Library for Go

Hann is a high-performance approximate nearest neighbor search (ANN) library for Go. It offers various index data structures (HNSW, PQIVF, RPT) for efficient similarity searches in high-dimensional spaces, acting as a core component for vector databases. Boost your Go applications with fast in-memory similarity search capabilities. Supports multiple distance computations (Euclidean, Manhattan, cosine), index saving and loading, and bulk operations.

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(github.com)
Development

DiscoTool: Effortlessly Manage Your Arduino USB Devices

2025-01-07
DiscoTool: Effortlessly Manage Your Arduino USB Devices

DiscoTool is a powerful command-line tool and Python library for discovering and managing Arduino-type development boards connected to USB. It supports macOS, Linux, and Windows and installs easily via pip without requiring additional installations. DiscoTool offers a rich set of commands, including connecting to the REPL, installing and updating modules, backing up board data, and more. It also allows customization of command-line tools and environment variables. Furthermore, a Python module allows developers to integrate it into their projects for easy access to device information such as manufacturer, serial number, and version.

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(github.com)
Development Development Tool

OkCupid's Email Validation Fiasco: A Security Nightmare

2025-03-22
OkCupid's Email Validation Fiasco: A Security Nightmare

Fastmail experienced a significant email validation vulnerability exploited by OkCupid, resulting in a deluge of spam emails to their official addresses, including a never-used junk address. Attackers used the vulnerability to register multiple accounts, sending fake 'someone likes you' messages and even impersonating users to modify profiles. OkCupid's customer support response was merely to block the email addresses, failing to address the root issue, exposing their disregard for user data security. This incident highlights the importance of robust email verification mechanisms and the lack of responsibility from companies regarding user data security. Fastmail recommends users employ different email addresses for different services to mitigate risks.

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(www.fastmail.com)
Tech email validation

Apple Paper Throws Shade on LLMs: Are Large Reasoning Models Fundamentally Limited?

2025-06-16

A recent Apple paper claims that Large Reasoning Models (LRMs) have limitations in exact computation, failing to utilize explicit algorithms and reasoning inconsistently across puzzles. This is considered a significant blow to the current push for using LLMs and LRMs as the basis for AGI. A rebuttal paper on arXiv attempts to counter Apple's findings, but it's flawed. It contains mathematical errors, conflates mechanical execution with reasoning complexity, and its own data contradicts its conclusions. Critically, the rebuttal ignores Apple's key finding that models systematically reduce computational effort on harder problems, suggesting fundamental scaling limitations in current LRM architectures.

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(victoramartinez.com)
AI Reasoning Limitations
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