KAG Framework: A Knowledge-Augmented Reasoning and Retrieval System

2024-12-30
KAG Framework: A Knowledge-Augmented Reasoning and Retrieval System

KAG is a logical reasoning and Q&A framework built upon the OpenSPG engine and large language models. Designed for professional domain knowledge bases, KAG constructs logical reasoning and factual Q&A solutions. It effectively addresses the shortcomings of traditional RAG vector similarity calculations, supporting logical reasoning and multi-hop factual Q&A, outperforming current state-of-the-art methods. Key features include a Knowledge and Chunk Mutual Indexing structure, conceptual semantic reasoning for knowledge alignment, schema-constrained knowledge construction, and logically-form-guided hybrid reasoning and retrieval.

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arXivLabs: Experimental Projects with Community Collaborators

2025-06-17
arXivLabs: Experimental Projects with Community Collaborators

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

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Development

Apple to Invest Over $500 Billion in US Over Next Four Years

2025-02-24
Apple to Invest Over $500 Billion in US Over Next Four Years

Apple announced its largest-ever investment commitment, pledging over $500 billion in US spending and investment over the next four years. This massive injection will fund initiatives across AI, silicon engineering, and workforce development. Key plans include a new Texas manufacturing facility, doubling the US Advanced Manufacturing Fund, establishing a manufacturing academy in Michigan, and accelerated investments in AI and silicon engineering. The investment will support millions of jobs and solidify Apple's position as a key player in the US economy.

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AI Coding Assistants: Empowerment or Threat?

2025-08-31
AI Coding Assistants: Empowerment or Threat?

The author explores the impact of AI coding assistants through personal experience. Initially feeling disheartened about AI replacing programmers, weeks of use revealed AI assistants not only boost coding efficiency but also offer new learning opportunities and creative workflows. However, this experience also brings contradictions: control over AI code, responsibility for bugs, and anxieties about programmers' self-worth. The author concludes AI assistants aren't simply threats or boons, but complex emotional experiences ultimately enhancing the joy of coding, like a human-speaking programming partner.

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Development

LLM Elimination Game: Social Reasoning, Strategy, and Deception

2025-04-07
LLM Elimination Game: Social Reasoning, Strategy, and Deception

Researchers created a multiplayer "elimination game" benchmark to evaluate Large Language Models (LLMs) in social reasoning, strategy, and deception. Eight LLMs compete, engaging in public and private conversations, forming alliances, and voting to eliminate opponents until only two remain. A jury of eliminated players then decides the winner. Analyzing conversation logs, voting patterns, and rankings reveals how LLMs balance shared knowledge with hidden intentions, forging alliances or betraying them strategically. The benchmark goes beyond simple dialogue, forcing models to navigate public vs. private dynamics, strategic voting, and jury persuasion. GPT-4.5 Preview emerged as the top performer.

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Boycott IETF 127: Safety Concerns in the US

2025-03-21
Boycott IETF 127: Safety Concerns in the US

The IETF's decision to hold its 127th meeting in San Francisco has sparked a boycott due to serious safety concerns for attendees traveling to the US. The article highlights numerous documented cases of individuals, including scientists, tourists, and even those with green cards, being detained and subjected to inhumane conditions at the US border due to their nationality, political beliefs, or other factors. Citing RFC 8718 and RFC 9137, which emphasize inclusivity and safety in venue selection, the call to boycott aims to pressure the IETF to relocate the meeting. Hundreds have already signed in support, including those unable to travel, those refusing attendance, and those voicing solidarity.

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GitHub Actions Deprecating Node.js 20, Migrating to Node.js 24

2025-09-20
GitHub Actions Deprecating Node.js 20, Migrating to Node.js 24

GitHub Actions is announcing the deprecation of Node.js 20, with end-of-life in April 2026. A migration to Node.js 24 is planned for Fall 2025. The latest GitHub runner already supports Node.js 24, and users can test it early by setting an environment variable. From March 4th, 2026, Node.js 24 will be the default. Users can temporarily continue using Node.js 20 by setting an environment variable until its complete removal in the summer. Note: Node.js 24 is incompatible with macOS 13.4 and below, and doesn't support ARM32 self-hosted runners.

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Development

Android 16's Stingray Defense: A New Layer of Mobile Security

2025-06-28
Android 16's Stingray Defense:  A New Layer of Mobile Security

Android 16 introduces a crucial security feature to warn users if their phone connects to a fake or insecure mobile network, often created by a device known as a 'stingray'. This alerts users to unencrypted connections or when the network requests their phone's identifiers, helping detect potential surveillance. However, due to new hardware requirements, this protection will likely be limited to new devices launching with Android 16, such as the upcoming Pixel 10. The feature is implemented through a new 'Mobile Network Security' page in the Safety Center, allowing users to control network notifications and 2G network protection.

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Tech

The Paranoid Style in American Politics: A Recurring Phenomenon

2025-08-08
The Paranoid Style in American Politics: A Recurring Phenomenon

This essay examines the recurring "paranoid style" in American politics, characterized by heated exaggeration, suspicion, and conspiratorial fantasy. Tracing its manifestations from late 18th-century anxieties about the Bavarian Illuminati to anti-Masonry, anti-Catholicism, and McCarthyism, the author argues this style isn't limited to the extreme right but is linked to movements of discontent. The essay delves into the psychological and social roots of this style, highlighting how paranoid thinking interprets history as the result of individual will and projects both ideal and unacceptable aspects of the self onto the enemy.

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Kronotop: A Redis-Compatible, Distributed, Transactional Document Database

2025-01-20
Kronotop: A Redis-Compatible, Distributed, Transactional Document Database

Kronotop is a Redis-compatible, distributed, and transactional document database built on FoundationDB. It supports an MQL-like query language, ACID transactions, and an on-disk storage engine with a primary-standby replication model. While still in early development with an unstable API, it already features ZMap (an ordered key-value store), namespaces, and partial support for Redis data structures (strings and hashes). Future plans include support for more Redis data structures (lists, sets, sorted sets) and a Bucket data structure for storing JSON-like documents with MQL query language and transaction support.

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Development

Quantum Computing Cracks Chemistry's Hardest Nut: Accurately Modeling Complex Molecules

2025-05-23
Quantum Computing Cracks Chemistry's Hardest Nut: Accurately Modeling Complex Molecules

Researchers from IBM Quantum® and Lockheed Martin have demonstrated, for the first time, the use of a quantum computer to accurately model the electronic structure of open-shell molecules—molecules with unpaired electrons—using the Sample-based Quantum Diagonalization (SQD) technique. Classical methods struggle with these complex systems. This study, focusing on methylene (CH2), showcases quantum computing's ability to accurately calculate singlet and triplet states, matching high-accuracy classical results. This breakthrough opens doors for advancements in aerospace, sensing, and materials design, highlighting the potential of quantum-centric supercomputing.

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America's Sex Recession: A Digital Age Crisis of Intimacy

2025-08-30
America's Sex Recession: A Digital Age Crisis of Intimacy

A report from the Institute for Family Studies reveals a concerning trend: America is experiencing a "sex recession." The percentage of adults aged 18-64 reporting weekly sex has plummeted from 55% in 1990 to just 37% in 2024. The study points to a decline in partnered relationships, lower marriage rates, and decreased sexual frequency among couples. Post-2010, the "Great Rewiring" era saw increased digital media consumption among young adults, leading to reduced socialization and difficulties forming intimate relationships. The study also finds a decline in sexual frequency among married couples, linked to increased screen time. This sex recession is linked to health, marriage quality, and overall happiness, highlighting the need for societal attention.

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Microsoft's Sneaky Copilot Price Hike: Opt-Out or Pay Up

2025-02-07
Microsoft's Sneaky Copilot Price Hike: Opt-Out or Pay Up

Microsoft is notifying users of a price increase for their Microsoft 365 Personal subscriptions, attributing it to the inclusion of the AI assistant, Copilot. However, this isn't a simple price adjustment; Microsoft is automatically adding Copilot to subscriptions unless users actively cancel and choose a Copilot-free plan. This has sparked backlash, with accusations of using 'dark patterns' to force users to pay for an unwanted service. While Microsoft offers a cheaper Copilot-less option, the default inclusion of Copilot is drawing criticism.

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Tech Price Hike

US EV Market Plateaus: High Prices and Hybrid Competition Stall Growth

2025-08-18
US EV Market Plateaus: High Prices and Hybrid Competition Stall Growth

US electric vehicle registrations rose 4.6% year-over-year in June 2025, but market share remained flat at 7.5%, with Tesla declining and General Motors surging. Data reveals a slowing EV market, primarily due to high prices; the average transaction price was $56,910. Consumers anticipate more affordable EVs (around $30,000) in the coming years, like Nissan's upcoming 2026 Leaf. The rise of hybrid vehicles is also diverting some demand. While a short-term sales surge is expected in Q3 due to the expiring $7,500 federal tax credit, the market is poised for increased volatility afterward.

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Tech

America's AI Race: A Bid for Global Domination

2025-07-24

The US is in a fierce competition to achieve global AI dominance. President Trump's AI Action Plan, launched early in his second term, outlines a three-pronged approach: accelerating innovation, building AI infrastructure, and leading in international diplomacy and security. Winning this race is seen as crucial for securing American prosperity, economic competitiveness, and national security.

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MDN's Birthday: Cakes, Collaboration, and Community

2025-07-25
MDN's Birthday: Cakes, Collaboration, and Community

In the web world, exchanging cakes to mark milestones is a cherished tradition among browser makers. Microsoft famously sent cakes to Mozilla for Firefox releases, and now web.dev has gifted MDN a birthday cake, acknowledging MDN's significant contribution to the global developer community. Reaching millions of developers monthly and boasting over 100,000 contributors, MDN expresses gratitude to its passionate community, looking forward to 20 more years of empowering developers and building a better web together.

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Development

Seed: An Interactive Programming Environment in Your Browser

2025-08-24
Seed: An Interactive Programming Environment in Your Browser

Seed is an interactive software environment built on Common Lisp that runs inside a web browser. It allows you to create and use computer programs in diverse ways, visualizing them as a tree grid with glyphs representing functions and data types. Seed aims to transcend the limitations of traditional text-based programming by offering a representation orthogonal to the language's structure. It integrates the ASDF build system and provides comprehensive installation and usage instructions.

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Western Digital's Patent Infringement Damages Reduced to $1

2025-06-25
Western Digital's Patent Infringement Damages Reduced to $1

Western Digital has dramatically reduced its patent infringement payout to just $1. A California jury initially awarded SPEX Technologies $553 million for infringement related to Western Digital's self-encrypting hard drives. However, the judge overturned the damages due to SPEX shifting its damages theory during the trial and lacking sufficient evidence to support the original amount. While Western Digital lost on most other post-trial motions, its legal team considers this a significant victory.

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How Programmers Should Think About Time

2025-06-25
How Programmers Should Think About Time

This article delves into the complexities of handling time in programming. It explains the concepts of absolute time (based on epochs and durations) and civil time (Gregorian calendar and time zones), clarifying the mechanics of leap seconds and timezone transitions and their inherent challenges. The importance of the IANA time zone database, which provides historical and future time zone rules for accurate time handling, is highlighted. Three case studies—a chat forum, an event planning website, and a personal project—illustrate different time-handling strategies, emphasizing that 'just use UTC' is not a universal solution.

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Apple's FastVLM: A Blazing-Fast Vision-Language Model

2025-07-24
Apple's FastVLM: A Blazing-Fast Vision-Language Model

Apple ML researchers unveiled FastVLM, a novel Vision Language Model (VLM), at CVPR 2025. Addressing the accuracy-efficiency trade-off inherent in VLMs, FastVLM uses a hybrid-architecture vision encoder, FastViTHD, designed for high-resolution images. This results in a VLM that's significantly faster and more accurate than comparable models, enabling real-time on-device applications and privacy-preserving AI. FastViTHD generates fewer, higher-quality visual tokens, speeding up LLM pre-filling. An iOS/macOS demo app showcases FastVLM's on-device capabilities.

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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.

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Development template engine

Lost Soviet Probe Cosmos 482's Iminent Earth Re-entry

2025-05-02

The lander module of the Soviet Venera probe Cosmos 482, launched in 1972 and which failed to reach Venus, has been orbiting Earth. New imagery from satellite trackers reveals a compact, ball-like object, possibly with remnants of a parachute. Re-entry is predicted around May 10th, plus or minus 3.1 days, but its survival is uncertain. This event has renewed interest in the long-lost probe and the potential study of its remains.

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Daedalus: A Fast and Easy-to-Use Molecular Viewer

2025-05-25
Daedalus: A Fast and Easy-to-Use Molecular Viewer

Daedalus is an open-source molecular viewer and editor, particularly well-suited for proteins and nucleic acids. Designed for speed and ease of use, it rivals PyMOL, Chimera, and Discovery Studio. It supports multiple file formats including PDB, mmCIF, SDF, Mol2, and PDBQT. Molecules can be loaded via various methods: opening files directly, drag-and-drop, entering protein identifiers, or using the 'I'm feeling lucky' feature. Two camera control schemes are available with extensive keyboard shortcuts for flexible viewing. While features like cartoon view and high-quality van der Waals surfaces are still under development, its core functionality is robust and actively updated based on user feedback.

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YC-Backed Real Estate Startup Hiring TypeScript Engineer

2025-03-23
YC-Backed Real Estate Startup Hiring TypeScript Engineer

A YC-backed (S24) startup is seeking a TypeScript engineer to join their team disrupting the real estate industry. They're building a cutting-edge AI platform automating real estate agent workflows, including messaging, deal management, and customer interaction. The role offers a $100k-$150k salary and 0.5%-2.5% equity. Candidates should have experience using AI to ship code quickly, delivering consumer-facing features, and a solid understanding of existing AI models.

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Development Real Estate Tech

IBM's Starling: A Giant Leap Towards Practical Quantum Computing?

2025-06-10
IBM's Starling: A Giant Leap Towards Practical Quantum Computing?

IBM aims to launch its 'Starling' quantum computer in 2029, boasting 200 logical qubits and the ability to perform 100 million consecutive logical operations with high accuracy—a significant leap beyond current capabilities. While experts question its immediate practicality for solving real-world problems, Starling represents a crucial milestone in quantum computing. IBM's modular approach, connecting multiple modules to scale, is key to its design. The roadmap involves smaller intermediate machines like Loon and Kookaburra before culminating in Starling. This ambitious project signifies quantum computing's move toward practical applications, though technical hurdles remain.

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Tech Starling

Onyx: Open-Source GenAI Platform Raises $10M Seed Round

2025-04-03
Onyx: Open-Source GenAI Platform Raises $10M Seed Round

Onyx, an open-source generative AI platform, connects your company's docs, apps, and people. It ingests and syncs information from various sources (Google Drive, Slack, GitHub, Confluence, Salesforce, etc.) to create a central hub for asking questions. Imagine your most knowledgeable colleagues, all in one place, 24/7! Onyx believes every modern team will use knowledge-enhanced GenAI within 5 years, and aims to bring this technology to teams worldwide. They just closed a $10M seed round led by Khosla Ventures and First Round Capital, boasting clients like Netflix, Ramp, and Applied Intuition, as well as open-source users including Roku, Zendesk, and L3Harris.

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Ford's Assembly Line: The Unsung Centennial

2025-07-15
Ford's Assembly Line: The Unsung Centennial

October 7, 1913, marked the quiet debut of the world's first moving assembly line at Ford's Highland Park plant. This innovation, far from a sudden breakthrough, evolved through meticulous experimentation. By borrowing from automated processes in other industries (like Chicago's meatpacking plants) and leveraging electricity, Ford dramatically reduced Model T assembly time from over 12 hours to under 3. This efficiency boost, coupled with continuous design improvements, led to mass production, lower costs, and a revolutionary impact on global heavy industry. Ironically, this pivotal moment initially lacked fanfare, its significance only fully recognized later.

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Cesium for Unreal: Bringing the Real World into Unreal Engine

2025-01-01
Cesium for Unreal: Bringing the Real World into Unreal Engine

Cesium for Unreal is a free and open-source plugin that combines the 3D geospatial capabilities of Cesium with the high-fidelity rendering power of Unreal Engine. This allows developers to create digital worlds with real-world scale and 3D content within Unreal Engine. Access global curated 3D content, including terrain, imagery, 3D cities, and photogrammetry, with one-click via Cesium ion. The plugin integrates seamlessly with the Unreal Engine Editor, Actors, Components, Blueprints, and other UE features, enabling a high degree of interactivity, physical realism, and photorealism.

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