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Tensor Diagrams Simplify Tensor Manipulation: Introducing Tensorgrad

2025-01-31

High-dimensional tensor manipulation can be confusing? A new book, "The Tensor Cookbook," simplifies this process using tensor diagrams. Tensor diagrams are more intuitive than traditional index notation (einsum), easily revealing patterns and symmetries, avoiding the hassle of vectorization and Kronecker products, simplifying matrix calculus, and effortlessly representing functions and broadcasting. The accompanying Python library, Tensorgrad, uses tensor diagrams for symbolic tensor manipulation and differentiation, making complex calculations easier to understand.

(tensorcookbook.com)

AI tensor diagrams

Speed as Magic: How Fast Software Changes Our Lives

2025-07-31

This article explores the significance of speed in software. Fast software not only improves development efficiency—think code deployment in seconds, AI-powered code completion, and real-time streaming—but also transforms user behavior and delivers a smoother experience, reducing cognitive friction. Examples like Raycast, Superhuman, and Mercury illustrate the 'magic' of speed. The author argues that speed implies simplicity and focus, requiring complex background processes to present a clean interface. While current AI applications prioritize capabilities over performance, future optimization will be key, unlocking new applications and possibilities, ultimately changing how we live.

(www.catherinejue.com)

Development

Groundbreaking Study: Beta-Blockers May Harm Women After Heart Attacks

2025-09-01

Groundbreaking Study: Beta-Blockers May Harm Women After Heart Attacks

Groundbreaking research reveals that beta-blockers, a first-line treatment for heart attacks for decades, don't benefit most patients and may increase hospitalization and death risk in some women, but not men. A large-scale trial showed women with minimal heart damage after a heart attack who received beta-blockers were significantly more likely to experience another heart attack, heart failure hospitalization, and nearly triple the death risk compared to those not receiving the drug. However, for patients with a left ventricular ejection fraction below 40%, beta-blockers remain standard care. This study highlights crucial gender differences in heart disease treatment and is likely to reshape international clinical guidelines.

(www.cnn.com)

Tech beta-blockers gender differences

AI Web Crawlers: Devouring the Open Web?

2025-09-01

AI Web Crawlers: Devouring the Open Web?

The rise of AI has unleashed a swarm of AI web crawlers, relentlessly scraping content to feed Large Language Models (LLMs). This results in 30% of global web traffic originating from bots, with AI bots leading the charge. Unlike traditional crawlers, these AI bots are far more aggressive, ignoring crawl delays and bandwidth limitations, causing performance degradation, service disruptions, and increased costs for websites. Smaller sites are often crippled, while larger sites face immense pressure to scale their resources. While solutions like robots.txt and proposed llms.txt exist, they are proving insufficient. This arms race between websites and AI companies risks fragmenting the web, restricting access to information, and potentially pushing the internet towards a pay-to-access model.

(www.theregister.com)

Tech web traffic

arXivLabs: Community-Driven Experiments on arXiv

2025-08-13

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

(arxiv.org)

Development

New Quantum State of Matter Discovered at Interface of Exotic Materials

2025-08-04

New Quantum State of Matter Discovered at Interface of Exotic Materials

Researchers at Rutgers University have discovered a new quantum state of matter—a quantum liquid crystal—at the interface of two exotic materials: a Weyl semimetal and spin ice. This new state exhibits unique electronic anisotropy, conducting electricity differently in various directions, and shows rotational symmetry breaking at high magnetic fields. This discovery paves the way for developing new ultra-sensitive quantum magnetic field sensors that can operate under extreme conditions, such as in space or inside powerful machines. The research combined experimental and theoretical work, utilizing ultra-low temperatures and high magnetic fields provided by the National High Magnetic Field Laboratory.

(phys.org)

Tech quantum state Weyl semimetal spin ice

Passkeys: Convenience vs. Control – A Growing Concern

2025-09-02

Passkeys: Convenience vs. Control – A Growing Concern

The shift towards passkeys as a replacement for usernames and passwords, while aiming for enhanced security, presents underlying issues. The attestation system allows websites to gather detailed device information, enabling governments to restrict users to specific hardware authenticators. Interoperability between password managers is limited, creating vendor lock-in. Sneaky auto-enrollment tactics by services subtly bind users to their ecosystems. The author expresses concern over increasing reliance on tech giants and complex systems, potentially leading to restricted data access, heightened authentication complexity, and ultimately, a loss of user agency.

(lucumr.pocoo.org)

Tech

From Hackers to AI Devs: Has the Spirit Changed?

2025-06-17

From Hackers to AI Devs: Has the Spirit Changed?

This article contrasts the hacker culture of the 90s with the culture of today's AI developers. 90s hackers were rebels, using technology to challenge authority, their actions closer to art than engineering. Modern AI developers, however, are often constrained by corporate environments and regulations, their work more process-driven. While tools and technology have drastically changed, the core spirit of pushing technological boundaries remains, albeit expressed differently. Some AI developers are rediscovering this spirit through open-sourcing models, building local inference engines, and challenging tech giants and established norms.

(gizvault.com)

Tech AI developers

Unexpected EEG Patterns During Deep Meditation

2025-02-18

Unexpected EEG Patterns During Deep Meditation

This study recorded EEGs from 29 experienced Buddhist meditators practicing Jhāna, revealing unprecedented brainwave patterns: spindles, infraslow waves (ISWs), and spike-wave bursts. These patterns correlated with deeper meditative states, suggesting a progressive detachment from default sensory consciousness, aligning with stages of Buddhist Jhāna practice. The findings offer a novel perspective on the neural correlates of consciousness and raise questions about the intricate relationship between deep meditation and brain activity.

(www.frontiersin.org)

AI Meditation

Python's Built-in `help` Function: Your Code's Best Friend

2025-03-07

Python's Built-in `help` Function: Your Code's Best Friend

Python's built-in `help` function is a powerful tool for quickly accessing documentation for functions, modules, objects, symbols, keywords, and topics. Pass an object (function, module, class, or instance) to get its docstring and method descriptions, or use strings to find help on symbols, keywords, or topics. Even offline, `help` is invaluable for understanding Python code and boosting development efficiency.

(www.pythonmorsels.com)

Development help function documentation

SanDisk Unveils 1PB SSD Roadmap and 3D DRAM Challenges

2025-02-18

SanDisk Unveils 1PB SSD Roadmap and 3D DRAM Challenges

At its Investor Day, SanDisk revealed its roadmap for 1PB solid-state drives based on its UltraQLC technology, alongside insights into the challenges of 3D DRAM. UltraQLC combines BICS 8 QLC 3D NAND, a 64-channel controller, and custom firmware for high density, performance, and efficiency. While 1PB SSDs are on the horizon, 3D DRAM faces significant hurdles. SanDisk is exploring alternatives like High Bandwidth Flash (HBF) to address the massive memory demands of AI training.

(www.tomshardware.com)

Hardware Solid State Drive

Metabolic Consequences of Cystathionine β-Synthase Deficiency: A Multi-Omics Study

2025-06-05

Metabolic Consequences of Cystathionine β-Synthase Deficiency: A Multi-Omics Study

This study investigates the metabolic consequences of cystathionine β-synthase (CBS) deficiency using both mouse models and human samples. Researchers generated CBS knockout mice through gene editing and performed extensive multi-omics analyses, including RNA sequencing, metabolomics, and lipidomics. Results revealed that CBS deficiency leads to metabolic issues such as glucose intolerance, altered adipose tissue composition, and energy metabolic dysfunction in mice. Human sample analysis further corroborated the association between CBS deficiency and metabolic diseases. This research provides crucial insights into CBS's role in metabolic regulation and potential therapeutic strategies for related metabolic disorders.

(www.nature.com)

Biomedicine Cystathionine β-synthase Metabolomics Energy Metabolism

NOAA Layoffs Threaten US Disaster Preparedness

2025-03-01

NOAA Layoffs Threaten US Disaster Preparedness

Hundreds of probationary employees, including experienced hurricane modelers, were laid off from the National Oceanic and Atmospheric Administration (NOAA), raising concerns about the accuracy of US weather forecasting and disaster response. The cuts impact crucial areas like hurricane model improvement, weather balloon data collection, and IT infrastructure maintenance, weakening NOAA's ability to respond to increasingly frequent and severe extreme weather events. This aligns with Project 2025's proposal to weaken NOAA. Experts warn this could lead to less accurate forecasts, increased disaster risks, and compromised public safety.

(www.theatlantic.com)

Tech NOAA layoffs weather forecasting

Trump Admin's Signal Leak: Misunderstandings Around End-to-End Encryption

2025-03-25

Trump Admin's Signal Leak: Misunderstandings Around End-to-End Encryption

An article detailing the Trump administration accidentally adding a journalist to a Signal group chat discussing a military operation in Yemen sparked debate. Many wrongly attributed this to a failure of Signal's security, but the author clarifies that end-to-end encryption (E2EE) protects message confidentiality during transit, not user error. E2EE doesn't prevent adding unauthorized individuals to chats nor replace government-approved secure systems for classified communication. The article explains E2EE's mechanics, its strengths and weaknesses, and its suitability in different contexts, criticizing misconceptions and promotion of alternative technologies. Ultimately, the author argues this wasn't Signal's failure but a result of the government using an unauthorized tool, predicting those involved won't face accountability.

(soatok.blog)

Tech

Ultimate Guide to Remote Jobs: Your Dream Job Awaits

2025-01-09

This resource is a compilation of numerous remote job opportunities across various fields, including tech, design, marketing, and customer support. Whether you're a seasoned engineer or a recent graduate, you'll find suitable positions here. From Remote Rocketship, focusing on tech roles, to We Work Remotely offering a wide range of remote jobs, and Remote Nursing Jobs specifically for nurses, this resource has it all. Additionally, platforms like 4DayWeek.io, focusing on four-day workweeks, and many others provide a plethora of remote job listings to help you find your ideal career path.

(www.jobsearchdb.com)

Misc

Space-Based Data Centers: The Solution to AI's Energy Problem?

2025-05-13

Space-Based Data Centers: The Solution to AI's Energy Problem?

StarCloud is building data centers in space to leverage abundant solar energy and passive radiative cooling for training future large AI models. They plan to launch progressively larger satellites annually, eventually reaching gigawatt scale, solving the power, water, and permitting challenges of terrestrial data centers. Their team comprises leading experts from aerospace, software, and finance, with their first satellite launching in May 2025.

(www.ycombinator.com)

Tech space data center

Breakthrough: Lithium-Sulfur Battery Retains 80% Capacity After 25,000 Cycles

2025-02-21

Breakthrough: Lithium-Sulfur Battery Retains 80% Capacity After 25,000 Cycles

A Chinese research team has developed a revolutionary lithium-sulfur battery that retains 80% of its charge capacity after an astounding 25,000 charge-discharge cycles—significantly outperforming traditional lithium-ion batteries, which typically degrade after 1,000 cycles. This breakthrough utilizes a novel sulfur-based solid-state electrode composed of sulfur, boron, lithium, phosphorus, and iodine. The addition of iodine accelerates redox reactions, leading to faster charging and discharging. While promising, further research is needed to improve energy density and explore alternative lightweight materials.

(techxplore.com)

Tech lithium-sulfur battery solid-state battery battery technology

Silicon Valley Software Engineer Salaries Revealed

2025-05-19

This dataset unveils the salary range for software engineers across numerous tech companies in Silicon Valley. It covers a wide spectrum of roles and specializations, from junior engineers to senior architects, and from backend development to machine learning. The data shows that senior software engineers command high salaries, often ranging from $200,000 to $600,000 annually, while distinguished engineers and principal engineers earn even more, sometimes exceeding $1 million. The varying requirements across different companies and positions highlight the intense demand and competition for talent in the tech industry.

(www.remoteswe.fyi)

Development salaries

Forward-Swept Wings: A Cold War Technological Dead End

2025-06-19

Forward-Swept Wings: A Cold War Technological Dead End

During the Cold War, both the US and USSR pursued the development of forward-swept wing fighter jets, hoping to gain a technological edge. While offering superior maneuverability, the design presented significant structural challenges. The US's Grumman X-29 and the USSR's Sukhoi Su-47, both employing advanced carbon fiber composites and fly-by-wire systems, ultimately fell victim to 'aeroelastic divergence'. The high cost and emergence of alternative technologies like thrust vectoring rendered the advantages of forward-swept wings insufficient, leading to the abandonment of both programs. Today, the X-29 serves as a museum piece, a testament to this Cold War technological pursuit.

(lflank.wordpress.com)

Tech forward-swept wing Su-47

Stasi's 'Zersetzung': How East German Activists Resisted Repression

2025-04-28

Stasi's 'Zersetzung': How East German Activists Resisted Repression

This article explores the experiences of East German political activists who faced Stasi informants and infiltration before the fall of the Berlin Wall. The Stasi's invasive spying and disorienting tactics severely limited possibilities for civil disobedience. Despite this, activists sparked a grassroots revolution in 1989. Based on interviews, the article reveals the Stasi's 'Zersetzung' (corrosion) strategy: creating conflict, sabotaging activities, and isolating groups to weaken opposition. Activists resisted through support networks, inter-group solidarity, open actions, and careful investigation of potential informants. Their resilience highlights the human cost of repression and the unexpected success of grassroots movements even under extreme surveillance.

(www.maxhertzberg.co.uk)

Misc East Germany political activism

The Real Threat of AI: Not Singularity, but Antisocial Behavior

2025-05-04

The Real Threat of AI: Not Singularity, but Antisocial Behavior

The author isn't worried about AI singularity or robot uprisings, but rather the antisocial behaviors AI enables: coordinated inauthentic behavior, misinformation, nonconsensual pornography, and displacement of industries causing job losses. The risk, the author argues, isn't the technology itself, but how it alters incentive structures, exacerbating existing societal problems. Furthermore, the author criticizes AI companies' disregard for user privacy, such as using encrypted messages for AI analysis, potentially leading to data misuse. The author calls on AI companies to make AI features opt-in, respecting user choice and privacy.

(soatok.blog)

AI antisocial behavior

The Illusion of a Universal Problem-Solving Method

2025-06-12

This article reflects on problem-solving approaches, using Sudoku solvers as a case study. It contrasts the test-driven development (TDD) approach of Ron Jeffries, which involved significant effort, with Peter Norvig's concise and efficient solution. The author argues against a universal problem-solving method, emphasizing the importance of choosing the right tools and continuously learning new ones. Drawing parallels to the Entscheidungsproblem, the article highlights the role of insight and experience, and shares the author's personal problem-solving techniques.

(rjp.io)

Development programming methodologies

OpenVMS Gets a Package Manager After 47 Years: VSP Beta Released

2025-03-17

After 47 years and support for 4 different CPU architectures, OpenVMS finally has a package manager – VSP! Currently in beta, it has some limitations: incomplete dependency resolution, no update management, and a lack of private repository support. However, it significantly streamlines software installation, saving considerable time. VSP allows searching, downloading, and installing software with simple commands, eliminating the manual download, extraction, and installation process. Future improvements will focus on automated dependency handling, update/upgrade capabilities, and private repository support, bringing it closer to modern package managers like APT, YUM, and DNF.

(raymii.org)

Development

arXivLabs: Building New arXiv Features with Community Collaborators

2025-05-04

arXivLabs is a framework for developing and sharing new arXiv features directly on the arXiv website. Collaborators, both individuals and organizations, embrace arXiv's values of openness, community, excellence, and user data privacy. Got an idea to enhance the arXiv community? Learn more about arXivLabs.

(arxiv.org)

Development

Yakread Rewrite: Building a More Maintainable Reader with Clojure and Biff

2025-07-30

Yakread Rewrite: Building a More Maintainable Reader with Clojure and Biff

The author is rewriting the Yakread reading app and open-sourcing it, while experimenting with new features for Biff, their Clojure web framework. To address maintainability issues in the original 10k line codebase, three main architectural approaches were adopted: 1. Implementing materialized views using XTDB and RocksDB for faster queries; 2. Separating application logic from side effects to create purer code and easier testing; 3. Using Pathom to build a reusable data access layer, improving maintainability and readability. These methods improve testability, observability, and maintainability, and bring new improvements to the Biff framework.

(biffweb.com)

Development

Sandstorm: Your Data's Secure Sandbox

2025-08-09

Sandstorm: Your Data's Secure Sandbox

Sandstorm is a collaborative platform prioritizing security. Each document, chat room, mailbox, and more, is containerized as a secure 'grain' in its own sandbox. These grains are isolated, unable to communicate with the outside world without explicit permission. This automatically mitigates 95% of security vulnerabilities, keeping your data private until you choose to share it.

(sandstorm.org)

Development

Voxtral: Open-Source Speech Understanding Models Shatter the Status Quo

2025-07-16

Voxtral: Open-Source Speech Understanding Models Shatter the Status Quo

Voxtral has released two state-of-the-art speech understanding models: a 24B parameter variant for production and a 3B parameter variant for edge deployments, both licensed under Apache 2.0. These models boast superior transcription accuracy, handle long-form audio (up to 40 minutes), feature built-in Q&A and summarization, and offer native multilingual support. Significantly, Voxtral undercuts comparable APIs in cost, making high-quality speech intelligence accessible and controllable at scale. It bridges the gap between open-source systems with high error rates and expensive closed-source APIs, offering function-calling capabilities that directly translate voice commands into system actions. Voxtral is poised to revolutionize human-computer interaction.

(mistral.ai)

AI

Xlibre: A Modern Xorg Fork Challenges Wayland's Dominance

2025-06-17

Wayland, touted as a modern replacement for Xorg, faces criticism for its incomplete functionality and forceful adoption. It struggles in crucial areas like remote desktop, custom keyboard bindings, and legacy software support. This raises concerns within the open-source community as Wayland's shortcomings impact user experience, especially for those with disabilities. In response, Xlibre, a fork of Xorg, aims to modernize Xorg and provide a complete and stable alternative. Xlibre offers a glimmer of hope for the Linux desktop, but its success in challenging Wayland remains to be seen.

(www.dedoimedo.com)

Development

Simplicity Wins: The Essence of Great Software Design

2025-03-07

This article argues that great software design isn't about complex language features or architectures, but about eliminating potential failure modes. The author uses personal anecdotes to illustrate how removing redundant components, centralizing state management, and using robust systems minimizes risk and increases reliability. The core message is that good design is simple and reliable, avoiding flashy features and focusing on solving problems. The author cites the Unicorn web server as a prime example of this approach.

(www.seangoedecke.com)

Development Failure Modes

TikTok, AliExpress, and WeChat Face GDPR Complaints for Data Access Failures

2025-07-17

TikTok, AliExpress, and WeChat Face GDPR Complaints for Data Access Failures

The non-profit noyb has filed three GDPR complaints against TikTok, AliExpress, and WeChat for failing to adequately respond to data access requests, violating Articles 12 and 15. The investigation revealed incomplete data provision, and even outright ignoring of requests, preventing users from verifying the lawfulness of data processing. noyb filed complaints with Belgian, Greek, and Dutch data protection authorities, seeking fines and enforcement of GDPR compliance.

(noyb.eu)

Tech

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