Magic Links and Passkeys: A Passwordless Future?

2025-01-06
Magic Links and Passkeys: A Passwordless Future?

This article explores the evolution of website login methods. While magic links offer convenience, their user experience is often frustrating. The author argues that Passkeys, the next-generation authentication standard, can seamlessly integrate with magic links to provide a more secure and faster login experience. Passkeys eliminate the need for app switching, are significantly faster than passwords and magic links, and integrate flawlessly with autofill. The article suggests websites adopt Passkeys as a complement, gradually improving user experience and ultimately eliminating the reliance on passwords.

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Drawing the Sierpinski Triangle with Bitwise Operations: A Stunning Bit Twiddling Hack

2025-05-10
Drawing the Sierpinski Triangle with Bitwise Operations: A Stunning Bit Twiddling Hack

This article unveils a stunning bit manipulation trick: generating the famous Sierpinski triangle fractal using only a simple bitwise AND operation (&). The author meticulously breaks down the bitwise operation, revealing the underlying mathematical principles. It shows how the inherent fractal nature of binary counting and iterative block removal, achieved through bitwise manipulation, generates the classic Sierpinski triangle. This technique cleverly leverages the binary operation capabilities of computers, simplifying the seemingly complex process of generating graphics into concise code, resulting in an astonishingly elegant solution.

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Development

Graph Transformers: The Next Generation of Graph Models

2025-04-22
Graph Transformers: The Next Generation of Graph Models

Graphs are ubiquitous, but leveraging their complex, long-range relationships has been a challenge for machine learning. Graph Neural Networks (GNNs) excel at capturing local patterns but struggle with global relationships. Enter Graph Transformers, which leverage powerful self-attention mechanisms, enabling each node to directly attend to information from anywhere in the graph, thus capturing richer relationships and subtle patterns. Compared to GNNs, Graph Transformers offer advantages in handling long-range dependencies, mitigating over-smoothing and over-squashing, and more effectively processing heterogeneous data. While Graph Transformers have higher computational complexity, techniques like sparse attention mechanisms and subgraph sampling enable efficient processing of large graph datasets.

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AI-Generated Papers Flood Scientific Literature: A Crisis in Research?

2025-09-24
AI-Generated Papers Flood Scientific Literature: A Crisis in Research?

A new study reveals that AI tools like ChatGPT and Gemini are being used to mass-produce low-quality, redundant scientific papers. Researchers identified over 400 such papers across 112 journals, leveraging publicly available health data and AI rewriting to evade plagiarism checks. This raises serious concerns about the integrity of scientific literature and the potential for AI to be exploited for academic misconduct. The flood of low-quality papers threatens the reliability of research findings and highlights the urgent need for robust solutions.

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Japanese Moon Lander Crashes

2025-06-06
Japanese Moon Lander Crashes

ispace's HAKUTO-R Mission 2 lunar lander crashed during its descent, marking the second failed attempt for the Japanese company. Losing contact at 192 meters above the surface, the lander was descending too fast to achieve a soft landing. The cause was attributed to a failure to receive timely distance measurements, despite software and landing strategy improvements implemented since the previous failed attempt. The mission aimed to deploy water electrolyzing equipment, a food production experiment module, a deep space radiation probe, and a small rover.

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Tech

Why Doesn't the Electron Fall into the Nucleus?

2025-04-28
Why Doesn't the Electron Fall into the Nucleus?

Classical physics predicts that an electron orbiting the nucleus would radiate energy and spiral into the nucleus, causing the atom to collapse. Quantum mechanics offers a different explanation. Electrons don't orbit in defined paths but exist in a probability cloud, with their position and momentum subject to the Heisenberg uncertainty principle. As an electron approaches the nucleus, its potential energy decreases, and its kinetic energy increases, reaching a balance that prevents it from falling in. Probability density plots show the electron is most likely near the nucleus, but radial probability plots show the highest probability at the Bohr radius. This explains atomic stability and highlights the fundamental difference between quantum and classical mechanics.

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Tech electron

Go 1.25 Removes Core Types, Simplifying the Language Spec

2025-03-26

Go 1.18 introduced generics, and with it, the concept of "core types" to simplify handling generic operands. However, this added complexity to the language specification and limited the flexibility of certain operations. Go 1.25 removes core types, replacing them with clearer and more concise rules, thereby simplifying the language specification and opening the door for future language improvements, such as more powerful slice operations and improved type inference. This change does not affect the behavior of existing Go programs.

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(go.dev)

US Marines Release Drone Warfare Handbook: A New Era of Drone Combat

2025-08-06
US Marines Release Drone Warfare Handbook: A New Era of Drone Combat

The U.S. Marine Corps has released a 90-page handbook on employing small unmanned aerial systems (sUAS) against the enemy and integrating them into formations. This manual, born from lessons learned within the 1st Marine Division, standardizes drone operations, including deployment, camouflage, evasion, and teamwork. It utilizes a unique nomenclature for drone operating areas, reflecting a significant shift in military strategy towards proactive drone warfare, incorporating lessons from the Russia-Ukraine conflict. The handbook emphasizes the urgency of mastering sUAS technology and the importance of preparedness for future drone conflicts. Missing sections highlight future needs, emphasizing the ongoing arms race in this domain.

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Tech

arXivLabs: Experimental Projects with Community Collaborators

2025-04-18
arXivLabs: Experimental Projects with Community Collaborators

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

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Development

arXivLabs: Experimenting with Community Collaboration

2025-04-21
arXivLabs: Experimenting with Community Collaboration

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 for a project that will benefit the arXiv community? Learn more about arXivLabs.

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Development

Italian Gov't Suspected of Mass Surveillance on Journalists Using Israeli Spyware

2025-06-12
Italian Gov't Suspected of Mass Surveillance on Journalists Using Israeli Spyware

Citizen Lab's new report reveals that government spyware from Israeli surveillance tech provider Paragon was used to hack at least two European journalists, including Italian journalist Ciro Pellegrino. This follows WhatsApp's earlier notification to roughly 90 users about Paragon's 'Graphite' spyware. The findings further implicate the Italian government in a potential mass surveillance operation. While Italy's parliamentary committee COPASIR denies targeting journalists, new forensic evidence challenges this claim, sparking a political controversy over the government's use of spyware and its implications for freedom of the press.

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AMD Drops Proprietary OpenGL and Vulkan Drivers for Radeon Software on Linux

2025-05-30

AMD announced it will remove proprietary OpenGL and Vulkan drivers from its upcoming Radeon Software for Linux 25.20 release, fully embracing Mesa-based open-source drivers instead. This means the RadeonSI OpenGL driver and the proprietary Vulkan driver (based on AMDVLK) will no longer be included. This move is considered a significant step towards open-source by AMD and marks official support for the Mesa RADV Vulkan driver. RADV has long been the de facto Radeon Vulkan driver in Linux distributions, known for its performance and stability. This simplifies driver management and promises a more consistent and stable graphics experience for Linux users.

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eserde: Reporting Multiple Deserialization Errors at Once

2025-02-21
eserde: Reporting Multiple Deserialization Errors at Once

The serde library aborts deserialization upon encountering the first error, which is inconvenient when dealing with user-provided JSON payloads (e.g., a REST API request body). eserde solves this by reporting all deserialization errors at once, significantly improving the developer experience. By replacing `#[derive(serde::Deserialize)]` with `#[derive(eserde::Deserialize)]` and using eserde's deserialization functions, developers can easily obtain all error messages, reducing the number of API interactions. eserde currently supports JSON and plans to support YAML and TOML in the future.

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Development Deserialization

Less htmx, More HTML: Building Better Websites

2025-04-08

This article shares the author's two-year experience building web services with htmx, arguing for a minimalist approach: prioritize plain HTML over relying heavily on htmx enhancements like `hx-boost`. While `hx-boost` offers seamless page updates, it introduces problems such as conflicts with the browser's back button and disruptions to other libraries. The author advocates using standard HTML links and forms, leveraging browser caching mechanisms (ETags and Cache-Control headers) for efficient updates and a superior user experience. Modern browsers already possess excellent performance optimization capabilities, eliminating the need to over-rely on JavaScript frameworks to mimic SPAs. Only when persistent page state is required (like a music player) should advanced features like `hx-boost` be considered. Ultimately, the author champions the simplicity and reliability of HTML and HTTP for building more maintainable and user-friendly websites.

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Development

Ubisoft's The Crew Lawsuit: A Fight Over Game Ownership

2025-04-11
Ubisoft's The Crew Lawsuit:  A Fight Over Game Ownership

Ubisoft's shutdown of The Crew's servers has sparked a legal battle over game ownership. Plaintiffs argue that Ubisoft's removal of the game from their libraries and the inability to play after server closure constitutes deceptive business practices, pointing to the game's activation code validity until 2099 and in-game currency as further evidence. Ubisoft counters that the purchase agreement clearly grants only a license, not ownership. The lawsuit has ignited calls for legislation protecting players from server shutdowns and the loss of access to purchased digital games, highlighting the ongoing debate over ownership in the age of digital distribution and live-service games.

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New Methane-Producing Archaea Species Discovered in the Human Gut

2025-05-02
New Methane-Producing Archaea Species Discovered in the Human Gut

An international team of researchers has identified a new species of methane-producing archaea, *Methanobrevibacter intestini* sp. nov. (strain WWM1085), and a novel variant of *Methanobrevibacter smithii*, named GRAZ-2, residing in the human gut. These archaea exhibit unique metabolic characteristics, with *M. intestini* producing significant amounts of succinic acid, potentially linked to inflammation, and GRAZ-2 producing formic acid, possibly affecting the metabolism of other gut inhabitants. This discovery highlights the complexity of the human gut archaeome and opens avenues for research into its role in health and disease.

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Stunning Partisan Divide in How US Lawmakers Cite Science

2025-04-25
Stunning Partisan Divide in How US Lawmakers Cite Science

A new analysis of hundreds of thousands of policy documents reveals a striking difference in how US political parties use scientific literature. Democrat-led congressional committees and left-leaning think tanks are far more likely to cite research papers than their Republican counterparts. The study also found Democrats and left-leaning groups are more likely to cite high-impact research, and both sides rarely cite the same studies or topics. The research, published in Science, shows that documents from Democrat-controlled committees were almost 1.8 times more likely to cite science than those from Republican-led committees.

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Escaping the Valley: A B2B SaaS Path Less Traveled (and More Founder-Friendly)

2025-04-07
Escaping the Valley: A B2B SaaS Path Less Traveled (and More Founder-Friendly)

Matt, a founder who successfully sold his company Vizzly to WPP, shares his unconventional approach to building a B2B SaaS business. He argues against the typical VC-backed path of massive funding or complete bootstrapping, advocating for a 'middle path'—raising less than $1M, retaining most equity, avoiding board seats, and focusing on profitability and asset value. This approach, while unpopular with VCs due to their high-return expectations, offers founders more control and a balanced return, mitigating the risk of significant losses in liquidation events. The author encourages entrepreneurs to choose a funding strategy aligned with their values and goals, not just VC approval.

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Tailscale Secures $160M Series C to Revolutionize Networking with Identity-First Approach

2025-04-08
Tailscale Secures $160M Series C to Revolutionize Networking with Identity-First Approach

Tailscale, a networking company focused on simplifying connectivity, announced a $160 million Series C funding round led by Accel, with participation from CRV, Insight Partners, and others. This funding will accelerate their 'identity-first networking' strategy, prioritizing identity over IP addresses for secure connections. Already adopted by numerous AI companies (like Perplexity, Mistral) and large enterprises (like Instacart, SAP) to solve complex networking challenges, Tailscale will use the investment to expand its engineering and product teams and further enhance its free support and backward compatibility promises.

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Cloudflare's CAPTCHA Breaks Several Browsers, Leaving Open Source Projects High and Dry

2025-03-16

Since January 31st, a malfunctioning Cloudflare CAPTCHA system has blocked access to numerous websites for Pale Moon and other non-mainstream browsers. This issue, lasting nearly a month, has seen little to no communication from Cloudflare, leaving open-source projects like Pale Moon suffering user loss and revenue decline. With no official statement or resolution in sight, the author is considering legal action.

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Development Browser Compatibility

Sleuthing a Windows Auto-Lock Bug: A Tale of Hidden Dialogs and Power Requests

2025-04-06
Sleuthing a Windows Auto-Lock Bug: A Tale of Hidden Dialogs and Power Requests

A new feature in a software product prevented Windows machines from auto-locking, and even going to sleep. Debugging revealed the culprit: `PowerCreateRequest` and `PowerSetRequest` functions were being used to keep the display on by a seemingly innocuous 'What's New' dialog. Even closing the dialog didn't solve the problem. Further investigation with Spy++ showed the dialog was merely hidden, not closed, leaving a persistent power request. The team responsible for the new feature fixed the bug. The article also details alternative diagnostic tools like `powercfg`, `pwrtest`, and the powerful ETW tracing method.

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Development Bug Debugging

Model Context Protocol (MCP): A New Standard for Building Powerful LLM Applications

2025-04-13

This article introduces the Model Context Protocol (MCP), an open protocol for building enterprise-grade Large Language Model (LLM) applications. MCP solves the problem of a lack of standardization in integrating LLMs with enterprise tools, allowing frameworks like LangChain to seamlessly integrate with various data sources and tools such as databases and GitHub. The article details MCP's core components (MCP server, client, and host), installation setup, and Python hands-on demonstrations. These include building a LangChain application to calculate simple and compound interest using Ollama, and interacting with multiple MCP servers using both stdio and sse transport modes. With MCP, LLM applications can more effectively leverage enterprise data and tools for more powerful functionality.

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Sweden's AI Boom: From Transformer Tech to Billion-Dollar Startups

2025-07-09
Sweden's AI Boom: From Transformer Tech to Billion-Dollar Startups

Sweden is experiencing a massive surge in AI innovation. This article profiles numerous Swedish AI startups, highlighting companies like Lovable, a 'vibe coding' platform with a rumored valuation in the billions, and Legora, a legal tech firm securing massive funding. These companies span diverse sectors from legal tech to healthcare, showcasing the dynamism and potential of Sweden's AI ecosystem. The piece also lists many other promising Swedish AI companies, covering areas like construction, manufacturing, and finance, further illustrating the rapid growth of this burgeoning sector.

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Tech Swedish AI

In Defense of Adverbs: A Counterintuitive Approach to Writing

2025-06-06
In Defense of Adverbs: A Counterintuitive Approach to Writing

This article challenges the common writing advice to avoid adverbs. The author argues that adverbs are a valuable part of language and shouldn't be dismissed outright. The piece dissects the misconceptions surrounding adverb use, highlighting how adverbs can be precise and effective when used intentionally, rather than merely repeating information already conveyed. Using Denis Johnson's work as an example, the author demonstrates how adverbs contribute to unique style and character development. Ultimately, the article emphasizes the importance of practical principles over rigid rules in writing.

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Development adverbs craft

Hardware Hacking: Extracting Firmware from an Electric Toothbrush with Raspberry Pi and PiFex

2025-04-06

This article details a hardware reverse engineering project targeting an electric toothbrush, using a Raspberry Pi and PiFex board. The author meticulously explains how to create a Raspberry Pi image with PiGen, pre-loaded with necessary software and configured for peripherals like UART, SPI, and I2C. OpenOCD WebUI and Jupyter Notebooks are leveraged for firmware extraction and hardware-level debugging. The process involves modifying configuration files, installing dependencies, and accessing the Pi via USB-to-Serial and USB-to-Ethernet gadgets. The ultimate goal is to extract the toothbrush's firmware and achieve hardware-level debugging.

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iPhone Air Teardown Reveals Clever Design to Avoid 'Bendgate'

2025-09-23
iPhone Air Teardown Reveals Clever Design to Avoid 'Bendgate'

iFixit's teardown of the new iPhone Air reveals a unique design. Key components, including the logic board, are clustered at the top, while a large battery occupies most of the phone's body. Interestingly, this battery is identical to the one in Apple's MagSafe battery pack, and they're interchangeable. This design mitigates the 'Bendgate' issue seen in previous thin iPhones by placing the less resilient logic board away from stress points and utilizing a more robust battery.

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Notepad's Transformation: The End of Simplicity?

2025-05-30
Notepad's Transformation: The End of Simplicity?

Microsoft is adding formatting features like bold, italics, and hyperlinks to Notepad, transforming the minimalist text editor into a lightweight word processor. This move is controversial, with many users arguing it compromises Notepad's simplicity and ease of use, making it bloated and potentially driving users to alternatives. While Microsoft offers the option to disable formatting, it seems like a solution in search of a problem, rather than truly addressing user needs.

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Development

90-Day Mars Trips with SpaceX Starship: A New Trajectory

2025-06-05
90-Day Mars Trips with SpaceX Starship: A New Trajectory

A new study proposes that human missions to Mars using existing SpaceX Starship technology could be shortened to just 90-104 days, significantly reducing the traditional 6-9 month transit time. By optimizing trajectories, the study outlines two new ballistic paths that avoid the need for expensive and complex nuclear propulsion. While challenges remain, including Starship reliability and the construction of Martian refueling infrastructure, this approach offers a promising pathway towards faster and more economical Mars exploration.

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Matter Protocol: The Future of Smart Home Interoperability?

2025-04-10
Matter Protocol: The Future of Smart Home Interoperability?

Developed by Apple, Google, Amazon, and Samsung, the Matter protocol aims to solve smart home device incompatibility and security issues. It enables seamless integration of supported devices across major smart home platforms without needing extra apps or software. This article introduces the Matter protocol, mentions the author's company is pursuing Matter certification, and highlights native integration with Home Assistant, allowing it to function as an automation trigger or output device—for example, displaying a message when a washing machine finishes.

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