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350-Million-Year-Old Reptile Footprints Rewrite Evolutionary History

2025-05-22
350-Million-Year-Old Reptile Footprints Rewrite Evolutionary History

Scientists in Australia have unearthed the oldest known reptile footprints, dating back approximately 350 million years. This discovery predates the previously oldest known footprints by 32 million years, suggesting that the transition of vertebrates from ocean to land happened much faster than previously thought. The footprints, exhibiting clawed feet, confirm the animal's complete terrestrial adaptation, as claws only evolved in fully land-dwelling creatures. Estimated to be about 2 1/2 feet long, the reptile likely resembled a modern monitor lizard. This remarkable find significantly alters our understanding of early vertebrate evolution and provides crucial insights into the history of life on Earth.

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(apnews.com)
Tech reptiles

MapSCII: Explore the World in Your Terminal

2025-09-20
MapSCII: Explore the World in Your Terminal

MapSCII is a Node.js-based vector tile renderer that displays maps in Braille and ASCII characters within xterm-compatible terminals. Features include mouse-based drag and zoom, customizable layer styling (Mapbox Styles support), connection to public or private vector tile servers, and offline usage with local VectorTile/MBTiles. Installation is straightforward, supporting various operating systems and terminals. Highly optimized algorithms ensure a smooth experience. It's open-source, free, and uses OpenStreetMap data under the ODbL and CC BY-SA licenses.

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(github.com)
Development

Asteroid 2024 YR4: A Near Miss, But a Valuable Lesson

2025-06-11
Asteroid 2024 YR4: A Near Miss, But a Valuable Lesson

Asteroid 2024 YR4, once flagged as the highest-ever recorded impact risk to Earth, is back in the news – this time for a slightly increased chance of a lunar impact in 2032. Observed briefly by the James Webb Space Telescope in May, new data refined its trajectory, increasing the lunar impact probability from 3.8% to 4.3%. While a collision is unlikely to significantly alter the moon's orbit and any debris would burn up in Earth's atmosphere, the event served as a valuable real-world test of planetary defense strategies. Initial concerns of a higher Earth impact probability were later dismissed as further data ruled out any risk. The asteroid, roughly the size of a 10-story building, provided scientists with a rare opportunity to practice the entire planetary defense process, from detection and analysis to public communication.

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(www.space.com)
Tech planetary defense

Walkability and Physical Activity: Evidence from Millions of Smartphone Users

2025-08-14
Walkability and Physical Activity: Evidence from Millions of Smartphone Users

Researchers analyzed anonymized data from over 2 million US smartphone users in the Azumio Argus health app, focusing on 5,424 participants who relocated across 1,609 cities. The study found a significant positive correlation between moving to a more walkable city and increased daily steps, consistent across various demographic and activity levels. This suggests that improving urban walkability can effectively boost physical activity. A nationwide simulation further estimated the impact of walkability improvements on US residents' physical activity, providing data-driven insights for urban planning.

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(www.nature.com)
Tech

The CVE Crisis: A Breakdown of Trust and the Rise of Open Source Alternatives

2025-04-20
The CVE Crisis: A Breakdown of Trust and the Rise of Open Source Alternatives

The CVE numbering system faced a crisis due to funding issues, sparking serious concerns about trust within the security community. NVD's lack of transparency and the poor communication from organizations involved in CVE exacerbated the situation. This article analyzes the event and explores how to rebuild trust, such as focusing on transparent open-source projects like OWASP.

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(opensourcesecurity.io)
Tech

The Cross-Platform Rendering Conundrum: Why SDL's GPU API Takes This Shader Approach

2025-05-19
The Cross-Platform Rendering Conundrum: Why SDL's GPU API Takes This Shader Approach

Game developers face the challenge of efficient cross-platform rendering. Different platforms (Windows, macOS, Linux, consoles) utilize diverse graphics APIs (Vulkan, Metal, Direct3D), with shader handling being particularly complex. The author, a co-maintainer of the FNA project (a modern XNA framework port), created Refresh, a cross-platform graphics abstraction library, and proposed an SDL GPU API solution supporting various shader formats like SPIR-V, HLSL, DXBC, and MSL. This multi-format approach stems from the lack of a standardized shader ISA due to differing GPU architectures and vendor interests. Treating shaders as content, not code, allows flexibility in compilation workflows. The approach handles existing shaders (like XNA's FX bytecode) while avoiding the immense effort of creating a custom shader language, prioritizing practical cross-platform rendering.

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(moonside.games)
Development cross-platform rendering graphics APIs

Japanese Town's 'Ojisan' TCG Bridges Generations

2025-04-07
Japanese Town's 'Ojisan' TCG Bridges Generations

In Kawara, Fukuoka Prefecture, children are captivated by a unique trading card game (TCG) featuring local middle-aged and older men ('ojisan'). Instead of anime characters, the cards showcase real community members, their skills and contributions forming the card's stats. Created to bridge the gap between generations, the game unexpectedly boosted community involvement. Children actively participate in local events to collect cards and even ask the 'ojisan' on the cards for autographs. Gameplay focuses on skills and real-world contributions rather than simple numerical comparisons; card rarity reflects the 'ojisan's' volunteer work. This handmade TCG not only connects generations but also revitalizes the community.

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(www.tokyoweekender.com)
Misc trading card game generational connection

The Ultimate R Programming Book Collection

2025-04-10
The Ultimate R Programming Book Collection

This website is the ultimate collection of over 400 free and open-source R programming books. Initially released by Oscar Baruffa in August 2020 with over 100 books, it has grown to include over 400 books thanks to community contributions. The site features a search function for easy navigation, accepts donations, and welcomes book submissions. Built with Quarto and licensed under Creative Commons Attribution-NonCommercial-NoDerivs 3.0, the site also boasts live site statistics and is maintained by Oscar Baruffa.

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(www.bigbookofr.com)
Development R Programming Open Source Books

GitHub PAT Leak: Attack Chain Widens

2025-04-15
GitHub PAT Leak: Attack Chain Widens

Security researchers at Wiz discovered that attackers exploited a vulnerability in reviewdog/action-setup@v1 to steal a GitHub Personal Access Token (PAT), leading to a wider security incident. This wasn't an isolated incident; several other GitHub Actions maintained by the same developer, including reviewdog/action-shellcheck, are potentially affected. While GitHub and reviewdog maintainers have patched the vulnerability, Wiz warns that if compromised actions remain in use and secrets aren't rotated, attackers could still exploit "tj-actions/changed-files" to launch a repeat attack.

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(www.infoworld.com)
Tech personal access token

The Curious Origin of Rubber Duck Debugging: A Pixar and Xerox PARC Tale

2025-04-26

The well-known programmer debugging technique, "rubber duck debugging," has a surprisingly hazy origin story. This article traces the technique's source, from the author's initial vague recollection of Bell Labs or Xerox PARC, to its confirmed widespread use within a Pixar team. The story involves programmers explaining problems to a 'rubber duck' (actually a colleague), often solving the problem during the explanation. This isn't simply asking for help; it's using the act of explaining to clarify one's own thinking. While Xerox PARC is a likely birthplace, the exact origin remains a mystery, awaiting further investigation.

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(naml.us)
Development rubber duck debugging programmer culture

Kagi Search Makes AI Assistant Available to All Users

2025-04-18

Kagi Search is making its AI assistant available to all users across all plans, no additional cost. Previously exclusive to Ultimate subscribers, this powerful tool leverages Kagi's search results to enhance research, respecting user privacy by not using data for AI model training. The rollout is phased, starting in the USA today and completing globally by Sunday, 23:59 UTC. A fair-use policy based on plan value limits AI model usage to ensure sustainability. The AI assistant allows users to interact with various leading LLMs, customize interactions, and refine responses through editing.

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(blog.kagi.com)
Tech AI Assistant

Anthropic's Claude 3.7: Reasoning AI Powered by Reinforcement Learning

2025-02-24
Anthropic's Claude 3.7: Reasoning AI Powered by Reinforcement Learning

Anthropic has launched Claude 3.7, an upgraded AI model that distinguishes itself from traditional large language models (LLMs) by focusing on reasoning capabilities. Trained using reinforcement learning, Claude 3.7 excels at solving problems requiring step-by-step thinking, particularly coding challenges, outperforming OpenAI's models on certain benchmarks. This advancement stems from additional training data and optimizations for business applications like code writing and legal question answering. The release of Claude Code further enhances its practicality in AI-assisted coding, providing robust support for complex code planning.

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(www.wired.com)
AI

Washington State Passes Landmark Right-to-Repair Legislation

2025-06-04
Washington State Passes Landmark Right-to-Repair Legislation

Washington State Governor Bob Ferguson signed two bills guaranteeing the right to repair personal electronics, appliances, and wheelchairs, a major victory for the right-to-repair movement. Supported by public interest groups and tech giants like Google and Microsoft, the legislation ensures access to tools, parts, and information needed for repairs. The impact extends beyond consumers; the US Army is also incorporating right-to-repair provisions into future contracts, acknowledging the limitations of relying on single suppliers for maintenance. This highlights the broader implications of right-to-repair, affecting everything from personal convenience to national security and economic efficiency.

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(www.eff.org)
Tech tech legislation

Nord Quantique's Single-Qubit Breakthrough: Error-Free Quantum Computing?

2025-06-07
Nord Quantique's Single-Qubit Breakthrough: Error-Free Quantum Computing?

Nord Quantique claims a breakthrough: error-free operation of a logical qubit using only a single physical qubit. Unlike competitors using multiple physical qubits for a single logical one, this approach, while currently limited to single-qubit operations, significantly reduces space, power, and cooling requirements. This innovative error detection and correction scheme offers a potential solution to the challenges of scaling up quantum computing, paving the way for future advancements.

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(arstechnica.com)
Tech qubit

Muscle-Mem: Giving AI Agents Muscle Memory

2025-05-14
Muscle-Mem: Giving AI Agents Muscle Memory

muscle-mem is a Python SDK that acts as a behavior cache for AI agents. It records an agent's tool-calling patterns as it solves tasks and deterministically replays those learned trajectories when encountering the same task again, falling back to agent mode if edge cases are detected. The goal is to get LLMs out of the hotpath for repetitive tasks, increasing speed, reducing variability, and eliminating token costs for tasks that could be handled by a simple script. Cache validation is crucial, implemented via custom 'Checks' ensuring safe tool reuse.

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(github.com)
AI Behavior Cache

GitHub Actions' `shell` Keyword: Unexpected Flexibility and Security Implications

2025-04-08

The `shell` keyword in GitHub Actions lets you specify the shell for a given run block. However, this is far more flexible than the documentation suggests. It supports not only predefined shells like bash and pwsh, but any executable on the system's `$PATH`. This means you can run C code using a C compiler, or even dynamically modify `$GITHUB_PATH` to change the shell's behavior. While this offers flexibility, it also introduces security risks, as file writes can imply execution. This contrasts with GitHub's unexpected practice of performing `$PATH` lookups even for their "well-known" shell values.

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(yossarian.net)
Development

NSF Director Resigns Amidst Mass Grant Terminations

2025-04-26
NSF Director Resigns Amidst Mass Grant Terminations

The US National Science Foundation (NSF) is facing upheaval. Hundreds more research grants were terminated today, following hundreds last week. This comes one day after Director Sethuraman Panchanathan abruptly resigned, with staff offered early retirement incentives. The Trump administration reportedly plans to cut the NSF's budget by 55% and its workforce by 50%. The mass grant terminations are linked to an initiative led by Elon Musk to reduce federal spending, with some terminated grants accused of promoting 'Diversity, Equity, and Inclusion (DEI)'. Former NSF director Neal Lane praised Panchanathan's leadership, calling it outstanding amidst efforts to diminish NSF's role.

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(www.nature.com)
Tech Research Grants

Shocking: 23% Failure Rate for 2020 Tesla Model 3 Inspections

2025-01-27
Shocking: 23% Failure Rate for 2020 Tesla Model 3 Inspections

A new report from the Danish automotive association FDM reveals a shocking 23% failure rate for 2020 Tesla Model 3 vehicles during their periodic inspections, significantly higher than the 9% average for other electric cars. The main issues were found in brakes, lights, wheels, and steering. FDM suggests this indicates quality and durability concerns with early Model 3s, recommending thorough pre-inspection checks. Tesla responded that significant improvements were made to the 2021 and later models.

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(fdm.dk)
Tech Inspection

Sci-Fi Art Legend David Schleinkofer Passes Away

2025-04-28
Sci-Fi Art Legend David Schleinkofer Passes Away

Renowned science fiction illustrator David Schleinkofer passed away this week at age 74 due to ALS. His distinctive airbrush style graced the covers and interiors of countless sci-fi novels, magazines, and games like Transformers and SimCity over his 40-year career. His work, featured in seminal works such as *Tomorrow and Beyond*, significantly influenced the field and will be deeply missed.

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(downthetubes.net)
Design Sci-Fi Art Obituary

Thunderbird 140 “Eclipse” Released: Darker, Smoother Email Experience

2025-07-10
Thunderbird 140 “Eclipse” Released: Darker, Smoother Email Experience

Thunderbird 140 “Eclipse”, the latest Extended Support Release (ESR), is here! Building upon version 128 and incorporating recent monthly updates, this release boasts adaptive dark messaging, improved visual controls, and a streamlined Account Hub. Users can easily customize appearance settings, leverage native OS notifications, and enjoy simplified account addition and folder sorting. Additional features include experimental native Exchange support, mobile QR code export, horizontal scrolling in table view, and thousands of bug fixes and performance improvements. Manual upgrades are available now for Windows, Linux, and macOS, with automatic updates rolling out soon.

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(blog.thunderbird.net)
Development

Nintendo Switch 2's GameChat: Balancing Privacy and Safety

2025-06-06
Nintendo Switch 2's GameChat: Balancing Privacy and Safety

Nintendo Switch 2's new GameChat voice chat feature balances user privacy with enhanced child protection. GameChat is limited to friends only, requiring phone number verification. For minors, parental consent via the Nintendo Parental Controls app is mandatory, allowing parents to approve friend requests and control video chat access. GameChat temporarily records the last three minutes of audio and video for handling reported violations, but users can withdraw consent at any time. While recordings may be used to investigate violations, Nintendo emphasizes this is to maintain a safe and family-friendly online environment.

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(arstechnica.com)
Game

Syftr: An Open-Source Framework for Automating Generative AI Workflow Optimization

2025-05-31
Syftr: An Open-Source Framework for Automating Generative AI Workflow Optimization

Building effective generative AI workflows faces a combinatorial explosion of choices. Syftr is an open-source framework that uses multi-objective Bayesian optimization to automatically identify Pareto-optimal workflows across accuracy, cost, and latency constraints. Syftr efficiently searches a vast configuration space to find workflows that optimally balance accuracy and cost, achieving significant results on the CRAG Sports benchmark, reducing cost by nearly two orders of magnitude. Syftr supports various components and algorithms and is compatible with other optimization tools, providing an efficient and scalable approach to building generative AI systems.

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(www.datarobot.com)
AI Workflow Optimization

Sub-Second Proof-of-Work: Winning the $51k KernelCTF with AVX-512

2025-05-30
Sub-Second Proof-of-Work: Winning the $51k KernelCTF with AVX-512

In May 2025, the Crusaders of Rust team discovered and exploited a use-after-free bug in Linux's packet scheduler, aiming for Google's kernelCTF's $51,000 bounty. The author details their crucial contribution: optimizing the competition's proof-of-work (a Verifiable Delay Function, or VDF) using AVX-512IFMA instructions. Through mathematical optimizations, C++ porting, and meticulous assembly-level tweaks, they slashed execution time from 1.4 seconds to a blistering 0.21 seconds, ultimately securing the team's victory with a record-breaking 3.6-second submission. This showcases a deep understanding of low-level hardware and a relentless pursuit of performance.

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(anemato.de)
Development VDF optimization

Fortnite Gets Exclusive Premiere of Star Wars: Tales of the Underworld

2025-05-05
Fortnite Gets Exclusive Premiere of Star Wars: Tales of the Underworld

The first two episodes of the animated Star Wars: Tales of the Underworld series will premiere exclusively on Fortnite's Star Wars Watch Party island on May 2nd, two days before its Disney+ release. Linking Epic Games and MyDisney accounts will reward players, including a First Order Stormtrooper outfit. This collaboration represents a pioneering effort in social entertainment between Disney and Epic Games, promising more interactive experiences to come. The six-episode series follows Asajj Ventress and Cad Bane.

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(www.ign.com)
Game Fortnite

Bay Area AI Engineer: Building the AI-First Fraud Detection System

2025-08-21
Bay Area AI Engineer: Building the AI-First Fraud Detection System

Coris is hiring experienced AI Engineers to build an AI-first fraud detection system for global commerce. Responsibilities include fine-tuning and optimizing LLMs for fraud detection, building high-performance Django backend services, and handling massive data volumes from payment processors like Stripe and Adyen. The ideal candidate has 3+ years of Python/Django experience, expertise in LLM optimization and fraud detection, and the ability to ensure low latency and cost in high-concurrency environments.

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(www.ycombinator.com)
AI Fraud Detection

Google Assistant Gets a Gemini Makeover for the Smart Home

2025-08-21
Google Assistant Gets a Gemini Makeover for the Smart Home

Google announced a major upgrade to its Google Home smart home ecosystem: 'Gemini for Home,' a new voice assistant powered by Google's Gemini AI, is launching later this year. Replacing the current Google Assistant, Gemini for Home will offer significantly improved natural language understanding and more intuitive interactions. It can handle complex requests like "turn off all the lights except in my bedroom," and seamlessly create lists, calendar entries, and reminders. The addition of Gemini Live enables more conversational, back-and-forth interactions. While pricing details for a potential premium tier haven't been released, this is arguably the most significant update to Google Home since its inception and likely foreshadows new hardware releases.

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(www.theverge.com)
Tech

Chesterton's Shaw: A Biography Unveiling a Complex Genius

2025-09-14
Chesterton's Shaw: A Biography Unveiling a Complex Genius

G. K. Chesterton's biographical study, "George Bernard Shaw," explores the multifaceted personality and influences of the renowned playwright. The book delves into Shaw's Irish identity, Puritan upbringing, and progressive spirit, highlighting how these shaped his impact on theatre and society. Chesterton challenges common misconceptions about Shaw, presenting him not as a simple enigma, but as a product of complex interwoven forces. This insightful biography sets the stage for a deeper understanding of one of literature's most provocative figures.

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(www.gutenberg.org)
Misc George Bernard Shaw G.K. Chesterton

DeepSeek: The Unstoppable Wave of Open-Source AI

2025-04-20
DeepSeek: The Unstoppable Wave of Open-Source AI

The release of the DeepSeek model sparked a revolution in open-source AI. Initially released by a Chinese team, it was quickly replicated and improved upon by developers worldwide, leading to projects like OpenSeek by the Beijing Academy of Artificial Intelligence. Despite US government attempts to restrict involved entities, DeepSeek has evolved into a thriving community. Tens of thousands of developers are collaboratively advancing AI technology at a speed and scale unmatched by any centralized entity. This demonstrates the unstoppable nature of community-driven open source, defying containment by any single country, company, or government.

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(www.infoworld.com)
AI

The Rise of AI Dev Tools: End of Front-End Development?

2025-04-15
The Rise of AI Dev Tools: End of Front-End Development?

Two years ago, predictions emerged that AI would replace human software developers. Today, AI tools play an increasingly important role in software development, but they function more as assistants than replacements. While AI can generate code, human developers are still needed for guidance, editing, and refinement. Many attempts to completely replace developers with AI have failed, as AI struggles with complex tasks and subtle errors. AI tools boost efficiency but don't eliminate the need for human developers. The current challenging job market is partly due to macroeconomic factors and misconceptions about AI, not AI actually replacing developers. The future likely involves closer collaboration between AI and human developers, achieving a synergistic effect.

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(www.joshwcomeau.com)
Development
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