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Negative Carbon Emission Acetylene Production: A Breakthrough Based on Barium Looping

2025-07-22

Traditional acetylene production relies on the energy-intensive calcium carbide method, producing significant carbon dioxide and waste slag. This study proposes a novel green acetylene production process based on barium looping, using barium carbide instead of calcium carbide as an intermediate. The research finds that barium carbide formation exhibits faster kinetics, lower formation temperature, and no carbon dioxide release. Lab-scale barium recovery experiments validate the feasibility of this process, achieving negative carbon emissions. This environmentally friendly process is easily scalable and promises to be a key chemical platform for sustainable development, offering new insights into carbon-to-chemicals conversion.

(pubs.rsc.org)

Tech acetylene production negative carbon emission

The Graveyard of Game Assets: A Plea for Reuse

2025-01-29

Game developer Garry Newman recently posted about the wasted potential of assets from failed games. Many games, despite years of development, fail to achieve commercial success, leading to their abandonment. Newman highlights the significant amount of high-quality sound effects, models, and animations that are simply discarded. He proposes a solution: developers with unused assets from defunct projects should consider sharing them for reuse in platforms like Garry's Mod or S&box, giving these assets a new life and preventing waste.

(garry.net)

Game resource sharing

AI-Generated Bug Reports Flood Open Source Projects

2024-12-24

AI-Generated Bug Reports Flood Open Source Projects

Open source maintainers are drowning in low-quality bug reports generated by AI. These reports often waste valuable time and resources, as AI systems currently lack the ability to understand code and frequently produce false or even malicious reports. Seth Larson of the Python Software Foundation and Daniel Stenberg of the Curl project have both highlighted the issue, emphasizing the strain on volunteer maintainers and the risk of overlooking genuine vulnerabilities. The problem necessitates a community-wide effort to improve funding, enhance efficiency, and develop better filtering mechanisms to identify and handle AI-generated junk reports.

(www.theregister.com)

Development Bug Reports

WhatsApp: A Global Cultural Phenomenon

2024-12-14

WhatsApp: A Global Cultural Phenomenon

WhatsApp has transcended its origins as a simple messaging app to become a global cultural force. The article uses Nigerian actress Etinosa Idemudia as an example, showcasing how WhatsApp is used for film promotion, fan engagement, and personal branding. From matchmaking in Bangladesh to news dissemination in India and religious activities in Indonesia, WhatsApp is ubiquitous, connecting people across the globe and becoming an indispensable part of daily life, even used for education and medical appointments. WhatsApp's success lies not only in Meta's business strategy but also in the diverse functionalities and cultural significance its users have imbued it with, transforming it into a platform that connects the world and reshapes how people communicate and live.

(restofworld.org)

Misc social media global culture

Youth Reading Crisis: Enjoyment and Frequency Plummet

2025-09-10

Youth Reading Crisis: Enjoyment and Frequency Plummet

A 2025 literacy survey of 5-18 year-olds reveals a persistent reading crisis, with enjoyment and daily reading rates hitting 20-year lows. Only 32.7% of 8-18 year-olds reported enjoying reading, a 36% drop since 2005. Daily reading fell to 18.7%. The study found that material linked to favorite films/TV shows, matching interests, engaging covers/titles, and choice significantly impacted reading motivation. Even those reporting low enjoyment recognized reading's educational value, consuming song lyrics, news, and fiction. The report suggests aligning reading with personal interests and other media to re-engage young readers.

(literacytrust.org.uk)

Misc youth literacy

The Eco Cycle: How Tech Turns from Miracle to Burden

2025-03-31

This article explores the 'Eco Cycle,' where technology initially offers convenience and innovation but eventually becomes a burden as it becomes mainstream. Using examples like fax machines, email, cars, and smartphones, the author illustrates how technology shifts from an empowering tool to a source of disruption. It argues that traffic jams aren't a technological problem, but rather a consequence of humanity's endless pursuit of convenience. Ultimately, the author calls for a rejection of constant connection and a liberation from technological dependence to achieve true freedom.

(maksimizmaylov.com)

Tech tech philosophy

Pi: Blazing Fast and Accurate App Metric AI

2025-05-22

Pi: Blazing Fast and Accurate App Metric AI

Pi is a revolutionary AI tool that automatically identifies and measures key application metrics. Simply provide app prompts, PRDs, user feedback, or have a chat with it, and Pi will quickly help you determine the best calibrated metrics for your application. Powered by the Pi Scorer foundation model, it outperforms Deepseek and GPT 4.1 in accuracy while maintaining the size and speed of GPT Mini and Gemini Flash, scoring 20+ custom dimensions in under 100 milliseconds. Furthermore, Pi seamlessly integrates into your AI stack and existing tools like Google Spreadsheets, Promptfoo, and CrewAI for offline evaluations, online observability, training data quality, model optimization, agent control flows, and more.

(withpi.ai)

AI App Metrics

HYTRADBOI: The Async Database & Programming Language Conference

2025-02-02

HYTRADBOI is a unique online conference exploring the intersection of databases and programming languages. All talks are pre-recorded and captioned, delivered asynchronously via a persistent chat room. This allows participants to join from anywhere, anytime, fostering rich discussion. Attendees rave about its asynchronous format, the depth of the talks, and the forward-thinking nature of the content, making it a highly recommended event.

(www.hytradboi.com)

Development asynchronous conference

Century-Scale Digital Storage: A Race Against Time

2024-12-14

Century-Scale Digital Storage: A Race Against Time

This article explores the challenge of storing digital data for 100 years. From the invention of IBM's first hard drive-equipped computer, RAMAC, to the prevalence of cloud storage today, the author analyzes the advantages and disadvantages of various storage methods, including hard drives, cloud storage, removable media, and physical imprinting or printing. The article highlights the threats to long-term data preservation, such as physical damage to hardware, software updates, institutional changes, and market fluctuations. Ultimately, the author argues that the key to century-scale digital storage lies in establishing a culture that values maintenance and preservation, requiring a collective effort from all sectors of society to combat the erosion of time and safeguard humanity's digital heritage.

(lil.law.harvard.edu)

Tech data storage digital archive long-term preservation

Forget SaaS, I'm Building an Internet Vending Machine

2025-02-22

Forget SaaS, I'm Building an Internet Vending Machine

Tired of the SaaS model, the author decided to take a different approach: building a simple 'internet vending machine'. Inspired by a real-life vending machine selling cheap alien stickers, the author aims to create a website (ThreeKindWords.com) that mirrors its simplicity, one-time transactions, low price points, and lack of customer support. The goal is a straightforward user experience with no accounts or complex processes, focusing on single transactions and easy revenue generation, much like collecting coins from a vending machine.

(threekindwords.com)

Startup internet business model

The Growing Trend of Living Near Friends

2024-12-27

The Growing Trend of Living Near Friends

In today's fast-paced world, maintaining close friendships can be challenging. This article explores the rising trend of people relocating to live near their closest friends. Through interviews with several individuals and families, the article highlights the benefits of proximity, including shared resources, convenient socializing, and mutual childcare support. These 'mini-neighborhoods' foster strong bonds, combat loneliness, and create rich environments for raising children, offering a compelling alternative to the isolating aspects of modern life.

(www.architecturaldigest.com)

Misc friendship neighborhood

Whale Oil: Tech Progress Isn't Always a Savior

2025-04-04

Whale Oil: Tech Progress Isn't Always a Savior

A common narrative claims kerosene replaced whale oil for lighting, saving whales. This article challenges that. While kerosene reduced demand for whale oil in lighting, 20th-century whaling intensified dramatically, decimating whale populations. Whale oil found extensive use in lubricants and other applications, and advanced whaling technology exacerbated the problem. Only government-enforced whaling bans and the development of synthetic alternatives truly saved the whales. This story highlights that technological progress isn't always a panacea, and government intervention is crucial in environmental protection.

(edconway.substack.com)

Tech whales whale oil technology and environment

Maps and Fantasy: Unveiling the Secrets of Fictional Geographies

2024-12-14

Maps and Fantasy: Unveiling the Secrets of Fictional Geographies

This article explores the evolution and symbolism of maps in fantasy literature. From Tolkien's "The Hobbit" to "Game of Thrones," maps are more than just geographical guides; they are essential tools for constructing worldviews and shaping cultural identities. The author analyzes common features of fantasy maps, such as vast western oceans and mysterious eastern lands, exploring the cultural and psychological factors behind these features and their relationship to real-world geography, colonial history, and cultural biases. Ultimately, the author argues that the appeal of fantasy maps lies in their unknown aspects and the possibilities they represent beyond reality.

(longreads.com)

Misc fantasy literature maps cultural symbolism

New Bill Aims to Tackle IoT Device Security Risks

2025-03-17

New Bill Aims to Tackle IoT Device Security Risks

Consumer Reports, Secure Resilient Future Foundation, and others have drafted the "Connected Consumer Products End of Life Disclosure Act." This bill mandates manufacturers and ISPs to clearly disclose the support lifecycle of connected devices, including software and security update durations. The initiative addresses the growing security risk posed by outdated IoT devices, often exploited by malicious actors after support ends. A survey reveals 72% of US smart device owners support mandatory disclosure of device support lifecycles.

(advocacy.consumerreports.org)

Tech

Liquid Shape Distortions: Free Psychedelic Animation Generator

2025-03-17

Liquid Shape Distortions: Free Psychedelic Animation Generator

Liquid Shape Distortions is a free, browser-based psychedelic animation generator that creates psychedelic art using liquid motion, distortion, shadows, and light. Inspired by drum & bass/acid techno music and 90s rave posters, this tool can be used to create art for music videos, concert posters, stylized animations in creative projects, or simply enjoyed alongside music. Users can utilize hotkeys and a control menu for randomization, pausing/playing, screenshots, video export, music playback, and customization of canvas size, animation speed, patterns, and colors. The animation is created with WebGL shaders, resulting in unique art each time it's run. This open-source project is free for personal and commercial use.

(collidingscopes.github.io)

Design psychedelic animation

Switch 2 Pro Controller Teardown Reveals a Repair Nightmare

2025-07-12

Switch 2 Pro Controller Teardown Reveals a Repair Nightmare

iFixit's teardown of the Switch 2 Pro controller reveals a frustratingly difficult repair process. Accessing the battery requires removing numerous components and destroying adhesive tape. The controller also uses older, drift-prone joysticks, though they are modular and replaceable. However, the extensive disassembly and need for new adhesive make repairs impractical. iFixit concludes that the Pro controller is overpriced for its poor design and difficult repairability, with better, more easily maintained alternatives available.

(www.theverge.com)

Hardware controller teardown repair difficulty

Viking Hoard Reveals Surprising Trade Links Between England and the Islamic World

2025-08-18

Viking Hoard Reveals Surprising Trade Links Between England and the Islamic World

A Viking-Age silver hoard unearthed in Bedale, North Yorkshire, is rewriting our understanding of Viking-era trade. Analysis reveals that a significant portion of the silver, dating back to the 9th-10th centuries AD, originated not from local plunder but from the Islamic world, specifically Iran and Iraq. This silver traveled along established trade routes, reaching Scandinavia and eventually England. The discovery challenges the simplistic 'Viking raider' stereotype, highlighting the sophisticated trade networks and economic integration of Viking-Age England within a broader Eurasian economic system. The hoard's contents, including ingots, necklaces, and a sword pommel, demonstrate the Vikings' ability to refine and recast silver, blending Eastern and Western materials, showcasing cultural fusion alongside economic exchange.

(www.heritagedaily.com)

Tech Viking Age Trade Networks

GitHub: Surface-Stable Fractal Dithering

2025-01-23

GitHub: Surface-Stable Fractal Dithering

Rune Skovbo Johansen invented a novel surface-stable fractal dithering technique. This allows dither patterns in 3D scenes to stick to surfaces while maintaining approximately constant dot size and spacing on screen, even as surfaces move. This GitHub repository provides a Unity example project, shader and texture source files, and details on dither properties and global options like radial compensation and quantized layers. The technique achieves this by dynamically adding or removing dots, and offers 3D textures of varying dot densities. Licensed under MPL-2.0, encouraging community contributions.

(github.com)

Development 3D Graphics Dithering

Pentagon Halts Army Contracts, Sending Shockwaves Through Defense Industry

2025-01-29

Pentagon Halts Army Contracts, Sending Shockwaves Through Defense Industry

A freeze on new US Army contracts has thrown the defense industry into chaos and uncertainty. The move, stemming from a review of plans implemented under the Trump administration, lacks clear explanation regarding its scope and reasons. While the Army spokesperson claims contracting activities continue, internal documents and sources indicate a pause or review of all contracting actions except those directly tied to readiness, modernization, and personnel. The communication, delivered via email rather than formal memo, has left program managers confused about implementation. Industry fears this could be the start of a Pentagon-wide freeze, creating widespread anxiety about future projects.

(breakingdefense.com)

Tech defense contracts policy review

Can LLMs Accurately Recall the Bible?

2024-12-29

Can LLMs Accurately Recall the Bible?

This article investigates the ability of Large Language Models (LLMs) to accurately recall biblical scripture. The author devised six tests evaluating different sized LLMs' ability to accurately reproduce verses. Larger models (Llama 405B, GPT 4o, and Claude Sonnet) performed best, accurately recalling verses and even entire chapters. Smaller models (7B parameter range) frequently mixed translations or hallucinated text. Medium-sized models (70B range) generally preserved the meaning but often blended translations or paraphrased slightly. The author concludes that for accurate biblical quotations, larger models are preferable, supplemented by verifying against an actual Bible.

(benkaiser.dev)

AI Bible Accuracy

Reliable Data Replication from PostgreSQL to ClickHouse using PeerDB

2025-02-22

Reliable Data Replication from PostgreSQL to ClickHouse using PeerDB

This article demonstrates how to reliably replicate data from PostgreSQL to ClickHouse using PeerDB, a change data capture (CDC) solution specializing in PostgreSQL. It compares self-hosted open-source PeerDB with a fully managed version integrated into ClickHouse Cloud (via ClickPipes). Core concepts like creating peers, mirrors, and data transformations are explained, along with a step-by-step deployment and configuration guide. Whether using the open-source or managed route, PeerDB offers a highly performant and reliable data replication solution for PostgreSQL and ClickHouse users.

(benjaminwootton.com)

Development data replication

National Weather Service Beta Site Temporarily Down

2025-05-18

National Weather Service Beta Site Temporarily Down

The National Weather Service's beta.weather.gov website is temporarily deactivated due to the loss of critical federal staff, leaving the project without the resources needed for continued development, routine monitoring, and maintenance. The NWS remains committed to a more informative and user-friendly Weather.gov, and intends to reactivate this beta site as soon as resources allow. In the meantime, please use Weather.gov for official forecasts and warnings.

(beta.weather.gov)

Tech National Weather Service

Atopile: Revolutionizing Hardware Design with Code

2025-07-16

Atopile: Revolutionizing Hardware Design with Code

Atopile brings the power of software development workflows to hardware design. By describing electronics with code, you can leverage modularity, version control, and deep validation. Capture design intelligence and constraints directly in your code, enabling auto-selection of components, embedded calculations checked on every build, and reliable, configurable modules. This allows for rapid iteration, easier collaboration, and robust designs validated through continuous integration. Key features include faster project creation, automated component selection, and constant validation.

(atopile.io)

Hardware

California to Honor Steve Jobs with Commemorative Coin

2025-02-22

California to Honor Steve Jobs with Commemorative Coin

California has nominated Steve Jobs for a commemorative coin to be released in 2026, celebrating his innovative contributions to technology. Beyond co-founding Apple and launching revolutionary products like the Apple II and iPhone, Jobs also co-founded Pixar, creating the world's first fully computer-animated feature film. His legacy centers on making complex technology user-friendly and accessible, connecting people globally. The coin, produced by the U.S. Mint, embodies Jobs' innovative spirit and the California ethos.

(www.gov.ca.gov)

Tech Steve Jobs Commemorative Coin

Imaginary Friends: A Child's Secret Weapon for Social Development?

2025-03-30

Imaginary Friends: A Child's Secret Weapon for Social Development?

During Covid lockdowns, many children developed imaginary friends, like my son and his book-based pal, 'Big Bat'. Psychology professor Tracy Gleason explains that these friends can be anything, animated and personified by the child. Studies show up to 65% of 7-year-olds have them. Contrary to common assumptions, this isn't a sign of loneliness. Instead, it's a safe space for kids to navigate complex social dynamics, experiment with friendship rules and boundaries, and even express emotions and self-regulate. Imaginary friends can be kind or mischievous, mirroring the child's understanding of relationships. In short, imaginary friends are a normal and common part of childhood, often driven by fun and exploration, not psychological issues.

(www.vox.com)

Misc child psychology imaginary friends socioemotional development

Apple Q1 Earnings: Record Revenue, AI-Powered Future

2025-01-31

Apple announced its financial results for fiscal Q1 2025 (calendar Q4 2024), reporting record revenue of $124.3 billion, a 4% year-over-year increase. Earnings per share rose 10% to $2.40. Services, Mac, and iPad revenues saw significant growth, while iPhone and Wearables experienced slight declines. CEO Tim Cook highlighted this as Apple's best quarter ever, emphasizing the role of Apple Intelligence in enhancing user experience and driving future growth. Apple Intelligence will support more languages in April. The earnings call also provided guidance for the next quarter, projecting low-to-mid single-digit revenue growth.

(www.macrumors.com)

Tech Apple Earnings Revenue Growth

Red Hat Style Guide: A Deep Dive into Terminology

2025-07-11

This document meticulously outlines the standardized terminology used in Red Hat technical documentation. It covers a wide range of aspects, from software names (e.g., IBM S/390, Samba) to descriptions of security (avoiding vague terms like "secure" and requiring specific details on security features). The guide also standardizes abbreviations (e.g., SSH, SSL), command-line descriptions, and clarifies the proper usage of easily confused words (e.g., "since" vs. "because"). The overall aim is to ensure consistency and accuracy, enhancing readability and professionalism.

(stylepedia.net)

Development Technical Writing Style Guide

Modules Begone: A New Programming Paradigm Based on a Global Function Database

2025-04-04

This article proposes a revolutionary programming paradigm: abandoning modules in favor of a global function database. All functions have unique names and rich metadata, stored in a searchable key-value database. This simplifies open-source contributions (contributing a single function is sufficient), eliminates the module partitioning problem, and facilitates function lookup and reuse. The author argues that this approach is more beneficial for the development and maintenance of large programs and proposes specific implementation ideas and extensions, such as function rating and peer review mechanisms.

(groups.google.com)

Development modularization

MRubyD: A C#-based mruby VM for Seamless Game Engine Integration

2025-03-24

MRubyD: A C#-based mruby VM for Seamless Game Engine Integration

MRubyD is a new mruby virtual machine implemented in pure C#, designed for seamless integration with C#-based game engines. Leveraging modern C# features, it boasts high performance and extensibility, prioritizing Ruby API compatibility. Currently in preview, some features like built-in types and methods, as well as private/protected visibility, are under development. Install via `dotnet add package MRubyD` and explore its capabilities through the provided examples. It requires the native mruby compiler for compiling .rb source code into .mrb bytecode.

(github.com)

Development

Apple Unveils New Generation of Multilingual, Multimodal Foundation Models

2025-07-18

Apple Unveils New Generation of Multilingual, Multimodal Foundation Models

Apple introduced two new multilingual, multimodal foundation language models powering its on-device and server-side intelligence features. A ~3B parameter on-device model, optimized for Apple silicon, and a scalable server model built on a novel Parallel-Track Mixture-of-Experts (PT-MoE) transformer. Both are trained on massive multilingual and multimodal datasets, refined with supervised fine-tuning and reinforcement learning. They support more languages, image understanding, and tool calls, matching or exceeding comparable open-source baselines. A new Swift-centric framework simplifies integration for developers.

(machinelearning.apple.com)

AI

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