US Renewable Energy Milestone: Solar and Wind Surpass Coal

2025-04-21
US Renewable Energy Milestone: Solar and Wind Surpass Coal

A milestone has been reached in the US power sector: solar and wind power generation have surpassed coal for the first time, jointly accounting for 17% of the US electricity mix. Over the past decade, solar power generation has increased more than ninefold, reaching 9.2%, and is projected to account for over half of new US generating capacity in 2025. This shift marks a significant transformation in the US energy landscape, showcasing the unstoppable rise of clean energy.

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Tech wind power

Sublinear-Space Zero-Knowledge Proofs: A Breakthrough

2025-09-24
Sublinear-Space Zero-Knowledge Proofs: A Breakthrough

Researchers have developed SSZKP, a sublinear-space zero-knowledge proof system with a Rust implementation using KZG/BN254. It achieves O(√T) memory usage for a trace of length T, employing blocked IFFTs and streaming accumulators. SSZKP uses standard KZG commitments without buffering entire polynomials, offering a highly efficient approach for building scalable zk systems. The project includes complete prover and verifier CLI tools and end-to-end test scripts.

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Development

Coinbase Data Breach Sparks Fears of Kidnappings and Deaths

2025-05-20
Coinbase Data Breach Sparks Fears of Kidnappings and Deaths

TechCrunch founder Michael Arrington claims that a recent Coinbase data breach, exposing sensitive user data like addresses and balances, will lead to deaths due to a surge in kidnapping attempts targeting high-net-worth crypto holders. Arrington calls for a re-evaluation of KYC regulations and imprisonment for executives failing to protect customer data. Former Coinbase CTO Balaji Srinivasan counters that the problem stems from government-mandated KYC data collection. The incident highlights serious security and privacy concerns in the crypto space and sparks debate over the merits of KYC.

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OpenWISP: Connecting Communities Globally with Open-Source Networking

2025-02-05
OpenWISP: Connecting Communities Globally with Open-Source Networking

OpenWISP, a trusted open-source networking solution, boasts deployments in over 195 countries, exceeding 20,000 installations and serving 40+ commercial clients. It plays a vital role in connecting communities, fostering digital inclusion, and providing efficient solutions for thousands of active hotspots and daily users. Network administrators, municipalities, and universities worldwide rely on OpenWISP for its simplicity, adaptability, and enhanced connectivity.

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Open-Source EV Conversion VCU: Rise of the ZombieVerter

2025-05-09

The ZombieVerter is an open-source vehicle control unit (VCU) designed for EV conversions using salvaged parts. Facing the challenge of inconsistent control and communication protocols across different EV manufacturers, the ZombieVerter offers a versatile solution. With numerous inputs/outputs, control logic, and a web interface for configuration and data logging, it supports components from vehicles like the Nissan Leaf and Mitsubishi Outlander PHEV. Features include charger control, motor control, heater control, and more, making it a powerful and customizable tool for EV conversion projects.

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Thai Pro-Democracy Movement Targeted by State-Sponsored Online Harassment Campaign

2025-04-21
Thai Pro-Democracy Movement Targeted by State-Sponsored Online Harassment Campaign

A Citizen Lab report exposes a sustained, coordinated social media harassment and doxxing campaign, codenamed "JUICYJAM," targeting Thailand's pro-democracy movement since at least August 2020. The operation used fake personas across multiple platforms (primarily X and Facebook) to dox protesters, harass them, and incite reports to the police. A leak of confidential documents in March 2025 revealed the Royal Thai Armed Forces and/or Royal Thai Police as the perpetrators. JUICYJAM's high engagement demonstrates a successful state-sponsored influence operation, part of a broader network of judicial harassment and suppression posing a significant threat to civil society. The report highlights the inadequacy of social media platforms in addressing such coordinated, harmful campaigns.

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Brave Browser's New Custom Scriptlets: Take Control of Your Browsing Experience

2025-02-11
Brave Browser's New Custom Scriptlets: Take Control of Your Browsing Experience

Brave Browser version 1.75 introduces 'custom scriptlets' for desktop users, allowing advanced users to inject their own JavaScript into websites for deep customization. Similar to Tampermonkey and Greasemonkey, this feature enables users to create scripts modifying website functionality. Initially developed for debugging Brave's ad blocker, its value led to its release. Custom scriptlets enhance privacy, security, and usability by blocking trackers, customizing appearance, and improving accessibility. However, caution is advised as untrusted scripts pose risks. The feature is located in `brave://settings/shields/filters` and requires enabling 'Developer mode'.

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Multimodal AI Image Generation: A Visual Revolution Begins

2025-04-08
Multimodal AI Image Generation: A Visual Revolution Begins

Google and OpenAI's recent release of multimodal image generation capabilities marks a revolution in AI image generation. Unlike previous methods that sent text prompts to separate image generation tools, multimodal models directly control the image creation process, building images token by token, much like LLMs generate text. This allows AI to generate more precise and impressive images, and iterate based on user feedback. The article showcases the powerful capabilities of multimodal models through various examples, such as generating infographics, modifying image details, and even creating virtual product advertisements. However, it also highlights challenges, including copyright and ethical concerns, as well as potential misuse like deepfakes. Ultimately, the author believes multimodal AI will profoundly change the landscape of visual creation, and we need to carefully consider how to guide this transformation to ensure its healthy development.

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Prequel: A rapidly growing startup enabling B2B data access for customers

2025-03-14
Prequel: A rapidly growing startup enabling B2B data access for customers

Prequel is a rapidly growing startup empowering B2B companies to make their data accessible to customers. They sync tens of billions of rows of data daily, tackling challenging technical problems, and have achieved strong product-market fit. Currently expanding, they're developing a new product and seeking experienced engineers to build it from the ground up, create excellent React experiences and SDKs, and own key architectural and design decisions. Ideal candidates have 3+ years building software at scale, expertise with React and TypeScript, and a proven ability to design excellent APIs/SDKs. They offer competitive salaries, equity, benefits, and a fantastic work environment.

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Startup

Legacy Post Office Software Leads to Miscarriages of Justice; Victims Seek Redress

2025-04-06
Legacy Post Office Software Leads to Miscarriages of Justice; Victims Seek Redress

Following the Post Office Horizon scandal, older software systems, Capture and Ecco+, are now implicated in further miscarriages of justice. Numerous former subpostmasters were wrongly convicted based on flawed data from these systems. The Scottish Criminal Cases Review Commission (SCCRC) is urging affected individuals to come forward. 97 former subpostmasters have already contacted the SCCRC, with 64 having their convictions overturned. A new independent group, Scottish Postmasters for Justice and Redress, has also been formed to support victims. This highlights the potential for legacy systems to cause significant social harm and underscores the need for redress for those wrongly accused.

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Challenging the Big Bang: New Model Replaces Dark Matter and Dark Energy

2025-04-18
Challenging the Big Bang: New Model Replaces Dark Matter and Dark Energy

Dr. Richard Lieu from the University of Alabama in Huntsville proposes a novel cosmological model that replaces the Big Bang with a series of temporal singularities to explain the universe's expansion. This model obviates the need for dark matter or dark energy to account for the universe's accelerated expansion and the formation of structures like galaxies. It posits that the universe expands due to step-like bursts of 'transient temporal singularities' injecting matter and energy, happening too quickly to be observed. These singularities generate negative pressure, similar to dark energy, causing accelerated expansion. Future validation will involve deep-field observations using ground-based telescopes.

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The Construction and Challenges of Technical Identity: A Psychologist's Perspective

2025-04-17
The Construction and Challenges of Technical Identity: A Psychologist's Perspective

A psychologist specializing in software environments reflects on the social construction of the label “technical.” She argues that “technical” is not an objective assessment of skill but a reflection of power structures, excluding those who don't conform to established norms. Through personal experiences and research, the author reveals the gender, class, and racial biases present in the tech industry and the resulting inequalities. She calls for breaking down inherent technical identity boundaries, focusing on the humanity behind technology, and building a more inclusive and equitable tech ecosystem.

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Svelte's State Management Beats React: Farewell Prop Drilling

2025-06-01
Svelte's State Management Beats React: Farewell Prop Drilling

Managing state in React can become a headache when building complex applications. By default, React lacks built-in global state management, forcing developers to rely on third-party libraries like Zustand or Jotai to overcome prop drilling, leading to complex and hard-to-maintain projects. In contrast, Svelte offers a clean and easy-to-use state management solution—Svelte stores. It requires no additional dependencies and uses intuitive syntax, greatly simplifying state management, allowing developers to focus on business logic rather than wrestling with state passing. This article compares React and Svelte's state management approaches with code examples and highlights the advantages of Svelte stores.

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Development

Silicon Valley Prank: Zuckerberg and Musk Voices Hack Crosswalk Buttons

2025-04-19
Silicon Valley Prank: Zuckerberg and Musk Voices Hack Crosswalk Buttons

Over the weekend, crosswalk buttons in several Silicon Valley cities were hacked to play audio messages mimicking the voices of Mark Zuckerberg and Elon Musk. The messages contained bizarre and often offensive statements, with Zuckerberg's voice claiming that 'it's normal to feel uncomfortable or even violated as we forcefully insert AI into every facet of your conscious experience,' and Musk offering a Cybertruck to anyone who becomes his friend. Affected traffic signals in cities like Palo Alto and Redwood City have been repaired, and authorities are investigating and strengthening system protections. The incident highlights vulnerabilities in city infrastructure and raises ethical concerns about AI.

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Webb Telescope Resolves Decades-Long Debate on Universe's Expansion Rate

2025-05-31
Webb Telescope Resolves Decades-Long Debate on Universe's Expansion Rate

A decade-long debate over the rate of the universe's expansion may be nearing its end. Scientists at the University of Chicago, using data from the James Webb Space Telescope, have performed a new calculation of the Hubble constant, finding agreement with early universe observations and supporting the Standard Model of cosmology. Webb's superior resolution and sensitivity allowed for more precise measurements of galactic distances, leading to a more accurate calculation of the expansion rate. This research provides compelling evidence towards resolving a long-standing cosmological puzzle, and opens new avenues for investigating dark matter and dark energy.

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Tech

Apple's Latest Update Sneaky-Reenables Apple Intelligence

2025-02-11

A recent update to macOS 15.3.1 and iOS 18.3.1 has re-enabled Apple Intelligence for some users, even if they previously disabled it. The behavior seems linked to whether the Setup Assistant and welcome screen appear after the update. Developer Jeff Johnson reports this inconsistency across his devices, sparking user frustration. This automatic re-enabling is viewed as a user-hostile move, reminiscent of Apple's past practice of automatically re-enabling Bluetooth in every OS update—a practice eventually fixed, only to be seemingly replaced by this new issue.

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Tech

Awe: A New ALGOL W Compiler

2025-04-12
Awe: A New ALGOL W Compiler

Awe is a new compiler for the ALGOL W programming language, a successor to Algol 60. It's a complete implementation of the language as described in the June 1972 ALGOL W Language Description. Awe should compile code written for OS/360 ALGOL W compilers with minimal changes. Features include dynamic record allocation, string handling, complex numbers, and a standard I/O system. The project thanks Hendrick Boom and others for their contributions.

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Development

The Toxic Lady: A Medical Mystery That Baffles Experts

2025-04-15
The Toxic Lady: A Medical Mystery That Baffles Experts

In 1994, Gloria Ramirez, a cancer patient, triggered a bizarre incident in a hospital ER. Multiple medical staff experienced fainting, convulsions, and other symptoms after her arrival, leading to the ER's immediate lockdown. While the official investigation concluded it was mass hysteria, several staff members suffered significant organ damage, fueling skepticism. A theory suggests Ramirez's self-medication with DMSO transformed into the highly toxic dimethyl sulfate during treatment, causing the incident. However, this theory lacks definitive proof, and Ramirez's death remains a mystery, prompting reflection on medical systems and scientific explanations.

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arXivLabs: Experimental Projects with Community Collaborators

2025-05-15
arXivLabs: Experimental Projects with Community Collaborators

arXivLabs is a framework that enables collaborators to develop and share new arXiv features directly on the website. Individuals and organizations participating in arXivLabs embrace openness, community, excellence, and user data privacy. arXiv is committed to these values and only works with partners who share them. Have an idea to enhance the arXiv community? Learn more about arXivLabs.

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Development

Data Science for HR in Large Organizations: Beyond Recruitment

2025-04-16
Data Science for HR in Large Organizations: Beyond Recruitment

This article argues that a data science approach is crucial for HR in large organizations, going beyond traditional recruitment tasks. By leveraging social network analysis, sentiment analysis, and predictive modeling, HR can enhance communication, strengthen company culture, improve employee retention, and ensure fair compensation. The article explores how these data-driven insights help identify key influencers, predict attrition, and address hidden issues, ultimately building a more resilient organization. The choice between an in-house data scientist and an external consultant depends on the organization's specific needs.

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The Dot-Com Bubble: A 20-Year Retrospective

2025-03-16
The Dot-Com Bubble: A 20-Year Retrospective

March 10, 2000 marked the peak of the dot-com bubble, with the NASDAQ hitting 5048.62 before a dramatic crash. Investors were frenzied, chasing the next Microsoft, often ignoring profitability. While companies like Amazon and Google eventually thrived, their success wasn't guaranteed in 2000. The burst led to widespread failures, impacting the tech industry deeply. Recovery was slow, with the NASDAQ only surpassing its 2000 peak in 2015, serving as a cautionary tale in tech history.

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Beyond Vibe Coding: Vibe Refactoring for Sustainable Software Development

2025-05-06
Beyond Vibe Coding: Vibe Refactoring for Sustainable Software Development

Tired of the fleeting high of 'vibe coding'? Try 'vibe refactoring'! Unlike the adrenaline rush of churning out code, it focuses on tackling technical debt and refining architecture. Dedicate 15-20 minutes weekly to explore your codebase with fresh eyes, cleaning up warnings, removing unused imports, optimizing functions, and even leveraging LLMs for smarter solutions. Consistent vibe refactoring leads to improved code quality, faster deployments, happier teams, and satisfied customers. Choose sustainable growth over short-lived bursts of excitement – watch your codebase compound in quality!

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Development

World's First Drone-Triggered Lightning Successfully Guided

2025-04-23
World's First Drone-Triggered Lightning Successfully Guided

NTT Corporation has achieved a world first: successfully triggering and guiding lightning using a drone. The experiment, conducted under natural lightning conditions, validated both the drone's innovative lightning protection cage – capable of withstanding direct strikes – and the electric field-based triggering method. This breakthrough opens doors to significantly reducing lightning damage to cities and infrastructure, with future plans focusing on deploying 'lightning drones' for widespread protection and even harnessing lightning's energy. The success builds on years of research and addresses the limitations of traditional lightning rods.

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Dolt's go-mysql-server at Five: A Query's Journey

2025-04-27
Dolt's go-mysql-server at Five: A Query's Journey

This post reflects on five years of Dolt using go-mysql-server, detailing the inner workings of its SQL engine. It walks through a query's journey from parsing to result spooling, encompassing parsing, binding, plan simplification, join exploration, cost-based optimization, and execution. Dolt employs a left-recursive parser and bottom-up dynamic programming for query plan optimization, selecting the optimal execution strategy using a cost model. The post also discusses memory management and future optimizations, such as unifying intermediate representations and reducing memory churn.

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Development

CA/Browser Forum Shortens Certificate Validity, Sparks Debate

2025-04-19
CA/Browser Forum Shortens Certificate Validity, Sparks Debate

The CA/Browser Forum voted to shorten the validity period of SSL certificates to 47 days, sparking controversy. Jon Nelson of Info-Tech Research Group questioned the motives, suggesting a potential conflict of interest aimed at increasing revenue for involved companies. While the vote passed overwhelmingly, five members abstained. One CA member expressed reservations, supporting the principle but questioning the necessity of the most restrictive 47-day limit.

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TinyKVM in Varnish Cache: A Blazing-Fast Sandbox Compute Framework

2025-04-11
TinyKVM in Varnish Cache: A Blazing-Fast Sandbox Compute Framework

This article explores using TinyKVM as a compute framework within Varnish Cache, validating its performance with Deno JS benchmarks. TinyKVM boasts native performance sandboxing and per-request isolation, achieving only 0.95ms latency even when rendering complex React pages. The authors discuss shared mutable storage and prediction mechanisms for optimized game performance, along with APIs supporting multiple programming languages. Benchmarks highlight TinyKVM's significant performance advantages in GZIP compression and Deno JS execution, demonstrating a 12% performance boost from simple setting adjustments.

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Development

Foam: Open-Source PKM Built on VS Code & GitHub

2025-06-05
Foam: Open-Source PKM Built on VS Code & GitHub

Foam is a free, open-source personal knowledge management (PKM) and sharing system inspired by Roam Research, built on Visual Studio Code and GitHub. It lets you organize research, keep rediscoverable notes, write long-form content, and optionally publish it to the web. Features include bidirectional linking, graph visualization, templating, tagging, and more, helping you build a personal knowledge base with easy navigation and management tools. While still under rapid development, its powerful features and open nature make it a compelling PKM choice.

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Development

Smartphone and Tablet Supplier Compliance Requirements

2025-04-24
Smartphone and Tablet Supplier Compliance Requirements

Suppliers of smartphones and tablet computers must ensure that products are labeled according to Annex III, and that parameters in the product information sheet (Annex V) are entered into the public part of the product database. Printed product information sheets must be provided upon dealer request; technical documentation (Annex VI) must be entered into the product database; all visual and technical promotional materials (including online) must display the energy efficiency class and range from the label (Annexes VII and VIII). Electronic labels (Annex III) and product information sheets (Annex V) must be provided to dealers. Energy efficiency and free fall reliability class calculations (Annex II) must comply with Annex IV.

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Hardware Tablets

Qualcomm's Snapdragon X2 Elite: A Legendary Leap for Windows on Arm?

2025-09-25
Qualcomm's Snapdragon X2 Elite: A Legendary Leap for Windows on Arm?

Qualcomm unveiled the Snapdragon X2 Elite and X2 Elite Extreme, its second-generation Windows on Arm chips, boasting significant performance gains. Built on a 3nm process, they promise up to a 31% CPU performance boost and a 2.3x GPU performance-per-watt improvement over the previous generation. The X2 Elite Extreme even claims a 75% faster CPU performance than competitors at the same power level. Featuring an 80 TOPS Hexagon NPU, these chips target improved AI capabilities. While promising multi-day battery life, laptops using these chips aren't expected until the first half of 2026. The announcement also hinted at potential implications for Google's Android on PC project.

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Tech

Texas Becomes Ninth State to Pass Right-to-Repair Law

2025-06-03
Texas Becomes Ninth State to Pass Right-to-Repair Law

Texas has joined the growing number of states with right-to-repair laws after the state Senate unanimously passed HB 2963. This makes Texas the ninth state with such a law and the first with a Republican-controlled government. The bill mandates manufacturers provide spare parts, manuals, and tools for equipment sold in the state, aiming to reduce the state's substantial electronic waste (621,000 tons annually). This victory follows similar legislation in states like New York and California, signaling a broader national movement toward increased repairability and reduced e-waste.

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Tech
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