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Higher IQ Correlates With More Accurate Predictions and Better Decision-Making

2025-06-27

Higher IQ Correlates With More Accurate Predictions and Better Decision-Making

A University of Bath study reveals a strong link between higher IQ and more accurate predictions. Individuals with higher IQs (top 2.5%) make significantly fewer forecasting errors than those with lower IQs (bottom 2.5%), more than double the inaccuracy. This research, using data from the English Longitudinal Study of Aging (ELSA), focused on predicting life expectancy. The study controlled for lifestyle, health, and genetics, highlighting the independent impact of intelligence on probabilistic reasoning and decision-making across various life aspects, from finances to health choices. The findings suggest that clearer communication of probabilities in areas like finance and health could improve decision-making for individuals prone to forecasting errors.

(phys.org)

AI Decision-Making Prediction

Brain's Symphony: Neural Synchrony Linked to Cognitive Abilities

2025-06-17

Brain's Symphony: Neural Synchrony Linked to Cognitive Abilities

A new study from Johannes Gutenberg University Mainz reveals that under pressure, the brain's neural signals synchronize like a well-rehearsed orchestra. This neural synchrony dynamically adjusts to different situations and is closely linked to cognitive abilities. Researchers used EEG to show that individuals with higher cognitive abilities exhibit stronger theta wave synchronization in the midfrontal brain region, especially during demanding reasoning tasks. This enhanced synchronization allows for better focus and distraction filtering. The study provides crucial groundwork for understanding intelligence at a neural level.

(www.sciencedaily.com)

Tech neural synchrony

The Ostrich: From Biblical Texts to Arabian Souks

2025-03-13

The Ostrich: From Biblical Texts to Arabian Souks

This book's chapters are organized by region and period, starting with Palestine, Syria, and Arabia. While Leviticus and Deuteronomy deemed the ostrich unclean, North African Numidians feasted on it. (Quoting Dr. Duncan of the Department of Agriculture, the author suggests contemporaries try ostrich as a New Year or Easter bird.) Hebrew speakers called the ostrich bath haya’anah (“daughter of the desert”); Arabic speakers used similar epithets, calling it the desert’s father, but also the magician, the strong one, the fugitive, the stupid one, and the gray. While researching, the author found abundant ostrich feathers in the souks of Aleppo, Damascus, and Smyrna, and recounts an Islamic legend about the bird's weak wings: competing with a bustard, the ostrich forgot to invoke Allah's aid before flying near the sun, scorching its wings and those of all future generations.

(publicdomainreview.org)

Misc ostrich

Yakread's Personalized Recommendation Algorithm Overhaul

2025-04-12

Yakread's Personalized Recommendation Algorithm Overhaul

Yakread has rewritten its core recommendation algorithm that merges user subscriptions and bookmarked articles into a single personalized feed. The algorithm first sorts bookmarked articles by interaction (skips and bookmark time), applies a slight randomization to avoid monotony, and limits recommendations per website. For subscriptions, it calculates an "affinity score" based on the user's ten most recent interactions (views, skips, likes/dislikes) with each source. Pinned subscriptions are prioritized. Finally, it interleaves subscription and bookmark items using weighted random choice, balancing diversity and user preferences based on previous skips.

(obryant.dev)

Development recommendation algorithm personalized recommendation

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

Dev's Wild Ride: Debugging Snarfus

2025-09-22

Dev's Wild Ride: Debugging Snarfus

A developer encountered a problem while using Snarfus software: the fisterfunk wouldn't communicate with the shamrock portal. After a lot of tinkering, they found a solution: connecting the backside Snarfus stagnator to the backside shamrock Klingon troglodyte emulater. The tutorial details this bizarre fix, involving a series of seemingly nonsensical terminal commands and file paths, ultimately getting Snarfus working.

(anniemueller.com)

Development quirky solutions

OpenAI Faces First Wrongful Death Lawsuit Over ChatGPT's Role in Teen Suicide

2025-08-27

OpenAI Faces First Wrongful Death Lawsuit Over ChatGPT's Role in Teen Suicide

The parents of 16-year-old Adam Raine, who died by suicide after months of consulting ChatGPT about his plans, have filed the first known wrongful death lawsuit against OpenAI. While AI chatbots like ChatGPT include safety features, Raine bypassed them by framing his inquiries as a fictional story. OpenAI acknowledges limitations in its safety training, particularly during extended conversations, and commits to improvements. However, this isn't unique to OpenAI; similar lawsuits target other AI chatbots, highlighting the shortcomings of current AI safety measures.

(techcrunch.com)

AI suicide

TTY Demystified: A Deep Dive into the Linux Console

2025-08-26

This article provides a comprehensive explanation of the Linux TTY subsystem. Tracing its history from 19th-century stock tickers to modern virtual terminals, it details the roles of UART drivers, line disciplines, TTY drivers, and signal handling. The article also covers process states, job and session management, flow control, and blocking I/O, using clear diagrams and examples. It unravels the complexities of the Linux console, offering deep insights for developers and advanced users.

(www.linusakesson.net)

Development Console

Google TV's Monetization Struggle: A Losing Battle Against Amazon?

2025-08-08

Google TV's Monetization Struggle: A Losing Battle Against Amazon?

Google's Google TV platform, boasting over 300 million monthly active users, is facing a major monetization crisis. This article reveals Google's substantial losses on Google TV and its costly battle with Amazon for market share, involving significant retail shelf space bounties. With Google TV's profitability questionable, Google is reevaluating its smart TV strategy, potentially viewing it as a costly hobby. Meanwhile, YouTube's success in the living room is drawing resources away from Google TV, further weakening its position.

(www.theverge.com)

Tech

LG Teams Up with Zenapse for AI-Powered Emotional Advertising

2025-04-17

LG Teams Up with Zenapse for AI-Powered Emotional Advertising

LG has partnered with Zenapse to launch ZenVision, an AI-powered system that analyzes the psychographic data of LG smart TV viewers. ZenVision segments viewers into highly specific groups like "goal-driven achievers" and "social connectors," allowing advertisers to target them with emotionally intelligent ads based on psychological factors, rather than just demographics. This deeper understanding of viewers aims to improve ad effectiveness and reflects LG's strategy to grow its smart TV advertising business, responding to advertisers' increasing need for emotional marketing and the search for new revenue streams by TV OS operators.

(arstechnica.com)

Tech AI advertising smart TV

WireGuard: 1Gbps Network Saturation Achieved

2025-06-17

The author previously assumed encryption was too slow to achieve network saturation, even on Gigabit Ethernet. However, recent testing revealed WireGuard, running on readily available servers (Xeon E-2226G), readily saturated a 1Gbps network without special tuning, exhibiting low CPU usage. This challenged the author's assumptions about encryption speed, suggesting many methods could theoretically saturate a 1Gbps link, and highlighting potential performance tuning needs for existing VPN servers.

(utcc.utoronto.ca)

Development Network Bandwidth Encryption Performance

Plasma Bigscreen Rises From the Ashes: KDE's TV Interface Gets a Reboot

2025-07-16

Plasma Bigscreen Rises From the Ashes: KDE's TV Interface Gets a Reboot

The abandoned KDE TV interface project, Plasma Bigscreen, has been resurrected thanks to Plasma Mobile contributor Devin. After a week of code overhaul, Plasma Bigscreen boasts a fresh look with a flat design, background blur, KRunner search functionality, and a redesigned settings application. While still needing refinements such as a virtual keyboard and clearer long-term direction, it aims for inclusion in the official Plasma 6.5 release, bringing a modern KDE experience to television users.

(www.neowin.net)

Development TV Interface

CERN's Portable Antimatter Shipping Container: A New Era of Precision Measurement

2025-05-20

CERN's Portable Antimatter Shipping Container: A New Era of Precision Measurement

CERN has developed a portable antimatter shipping container, solving a long-standing problem in antimatter research. The interference from existing antimatter trapping equipment limits measurement precision. This two-meter-long container allows antimatter to be moved from its production point to other labs for more precise study. Equipped with superconducting magnets and batteries, it ensures antimatter stability and uninterrupted power, opening a new chapter in the in-depth study of antimatter properties.

(arstechnica.com)

Tech

DNSSEC's Low Adoption Rate: A Security Flaw and Lack of User Awareness

2025-07-26

DNSSEC's Low Adoption Rate: A Security Flaw and Lack of User Awareness

Despite its aim to enhance domain name system security, DNSSEC's deployment rate remains worryingly low at 34%. This article analyzes the reasons behind this: the lack of user visibility is the core issue. Unlike HTTPS's padlock icon, DNSSEC doesn't directly inform users about the security of their connection, making it difficult for them to perceive its value. Furthermore, DNSSEC's long dependency chain, requiring deployment from the root zone to leaf nodes, increases deployment difficulty. The article also explores technologies like DoH/DoT and their complementarity with DNSSEC, calling for continued efforts to improve DNS security.

(www.theregister.com)

Tech Domain Name System

Nanoplastics Disrupt the Gut Microenvironment: Unraveling the Mechanisms of Microbiota Imbalance

2025-06-12

Nanoplastics Disrupt the Gut Microenvironment: Unraveling the Mechanisms of Microbiota Imbalance

This study reveals that nanoplastics (NPs) disrupt the gut microenvironment through complex host-microbe interactions. NPs accumulate in the cecum, liver, small intestine, and colon, persisting for up to 48 hours. Chronic NP exposure leads to increased body weight in mice without significant liver damage. However, NPs reduce the expression of tight junction proteins (ZO-1 and occludins), increasing intestinal permeability and altering gut microbiota composition. Further investigation reveals that NPs modulate intestinal microRNAs, suppressing mucin MUC-13 expression and impacting the abundance of specific bacteria (e.g., Lachnospiraceae and Ruminococcaceae). Notably, NPs ingested by Lachnospiraceae lead to their extracellular vesicles (EVs) suppressing MUC-13; concurrently, NP-modified goblet cell-derived EVs promote Ruminococcaceae proliferation, ultimately causing gut dysbiosis and impaired intestinal barrier function. This study highlights the potential long-term risks of NP exposure to gut health and emphasizes the crucial role of host-microbe interactions.

(www.nature.com)

Tech gut microbiota intestinal barrier

Bridging Formal and Informal: DSL Design in the Age of LLMs

2025-06-17

This post explores a novel direction at the intersection of DSLs and LLMs: designing DSLs that integrate seamlessly with LLM-based coding workflows. The author details their experience using LLMs to generate scripts, finding that LLMs excel at creating 'glue code' – filling in the boilerplate based on natural language descriptions, while leaving the complex logic to manual coding. This experience prompts a key question: how can we incorporate this LLM-assisted workflow into DSLs themselves? The ultimate goal is to bridge the gap between formal code and informal natural language specifications, potentially by automatically generating natural language specs based on DSL type analysis.

(kirancodes.me)

Development

The Amazing Evolution of Stents: A Personal Journey

2024-12-29

The Amazing Evolution of Stents: A Personal Journey

Seventeen years after a heart attack led to the implantation of a stent, the author reflects on the remarkable advancements in stent technology. He draws parallels between the evolution of stents—from basic metal scaffolds to sophisticated drug-eluting and bioabsorbable devices—and the development of smartphones. The author explores the impact of GLP-1 drugs on the future of stent procedures and underscores the profound effect this life-saving technology has had on cardiovascular care, culminating in a personal story of resilience and gratitude.

(om.co)

Tech medical technology stents cardiovascular health

ACE-RISCV: Open-Source Confidential Computing Framework for RISC-V

2025-05-21

ACE-RISCV: Open-Source Confidential Computing Framework for RISC-V

ACE-RISCV is an open-source project delivering a confidential computing framework with a formally verified security monitor. Targeting RISC-V with portability in mind, it focuses on formal verification of the security monitor's implementation. The project supports local attestation and utilizes Post-Quantum Cryptography (PQC) including ML-KEM, SHA-384, and AES-GCM-256. Detailed build and run instructions are provided for a 64-bit RISC-V architecture.

(github.com)

Development

DSC: A PyTorch-Compatible Tensor Library and Inference Framework

2025-06-18

DSC: A PyTorch-Compatible Tensor Library and Inference Framework

DSC is a PyTorch-compatible tensor library and inference framework for machine learning models. It boasts a C-compatible low-level API wrapped in a modern Python API similar to NumPy/PyTorch, with usability enhancements. Key features include an intuitive API, built-in neural network support, multiple backends (CPU and CUDA), minimal external dependencies, and no runtime allocations. Installation is straightforward, requiring only a C++20 compiler and GNU Make. CUDA acceleration is supported; simply set environment variables to enable it. Unit tests are run via pytest, ensuring correctness.

(github.com)

Development tensor library

Two Enigmatic Mathematica Programs

2025-06-29

This code showcases two Mathematica programs that generate numerical sequences. The first employs `Do` and `While` loops to iteratively build a sequence whose growth pattern depends on the position of preceding elements. The second program extends the sequence by cumulatively adding prior differences, continuing until the length surpasses 50. Both programs highlight Mathematica's capability in generating intricate sequences, with algorithms warranting further investigation.

(oeis.org)

Development Sequence Generation

Transcendental Syntax: Building Logical Abstractions from a Low-Level Language

2025-01-04

Transcendental Syntax: Building Logical Abstractions from a Low-Level Language

This GitHub project implements Jean-Yves Girard's 'Transcendental Syntax,' a method for constructing logical abstractions from a low-level, logic-agnostic language. It uses a base language called 'stellar resolution,' where elementary objects (programs) are 'constellations.' These constellations are used in a higher-level language, 'Stellogen' (a metaprogramming language for constellations), to define proofs and formulas. The project is under development, with the guide currently only available in French.

(github.com)

Development logic metaprogramming

Guile-Swayer: Scripting Sway/i3 with Guile

2025-08-19

Guile-Swayer: Scripting Sway/i3 with Guile

Tired of Sway/i3's configuration limitations? The Guile-Swayer project offers a powerful solution, allowing you to fully control the Sway/i3 window manager using the Guile scripting language. Developed after migrating from StumpWM to Wayland, this project replicates StumpWM's flexibility and customization. Guile-Swayer lets you bind keys to execute Guile code, subscribe to Sway events and react to them, retrieve Sway information, and more. It includes modules like workspace-grid for grid-based workspaces, workspace-groups for cross-monitor workspace grouping, and which-key for Emacs-like keybinding hints. With Guile-Swayer, create a highly personalized and efficient window management environment.

(github.com)

Development

Building an Unbreakable Backup Server: FreeBSD, ZFS, and Multi-layered Security

2025-08-02

Building an Unbreakable Backup Server: FreeBSD, ZFS, and Multi-layered Security

This article details building a secure and reliable backup server using FreeBSD, ZFS, and BastilleBSD. The author stresses data redundancy and multi-layered encryption, outlining backup strategies for FreeBSD ZFS servers (using zfs-autobackup), other systems (using BorgBackup), and Proxmox servers (using Proxmox Backup Server and Minio). The article delves into VPNs, network isolation, snapshots, and security hardening, aiming to help readers create a robust backup system resilient to various threats.

(it-notes.dragas.net)

Development backup server

Children Could Hold the Key to an HIV Cure

2025-08-02

Children Could Hold the Key to an HIV Cure

Research suggests children's immune systems may be more effective at suppressing HIV than adults'. Some HIV-infected children, after early antiretroviral therapy, maintain undetectable viral loads for months or even years after stopping medication. This offers new hope for an HIV cure, with researchers believing children could be the breakthrough point in HIV cure research.

(www.wired.com)

Tech children's immune system viral suppression

Trump Admin to Accept $400M Luxury Jet: A Costly Gamble?

2025-05-14

Trump Admin to Accept $400M Luxury Jet: A Costly Gamble?

The Trump administration plans to accept a $400 million luxury 747-8 from Qatar as a temporary Air Force One. However, upgrading it to presidential security standards could take years and cost hundreds of millions more. The plan raises legal and ethical concerns, as ownership will transfer to Trump's presidential library after his term. Security experts warn retrofitting a foreign-owned aircraft is extremely expensive, time-consuming, and could disrupt the already delayed Boeing replacement program. The current Air Force One boasts advanced defense and communication systems; adapting the Qatari jet would pose significant security risks and costs, making continued use of the existing planes until replacements are ready a more sensible option.

(www.theregister.com)

Misc Air Force One Qatar

California Bar Exam's Tech Disaster: A Return to In-Person Testing?

2025-03-04

California Bar Exam's Tech Disaster: A Return to In-Person Testing?

The California bar exam was thrown into chaos by technical glitches. The new online testing system resulted in widespread issues for test-takers, including crashes, lag, error messages, and even flawed questions. The State Bar of California is recommending a return to in-person testing and dropping vendor Meazure Learning. While initially intended to save money, the cost overruns are significant, sparking lawsuits and legislative review. Law school deans are urging provisional licenses for failed candidates and a return to the National Conference of Bar Examiners' questions. This highlights the risks and costs of online exams, raising concerns about fairness and test-taker rights.

(www.yahoo.com)

Tech bar exam technology failure online testing

Retro-Fitting a 40-Year-Old Apple Mouse: Speech-to-Text Button

2025-05-05

This project details the transformation of a 1985 Apple M0100 mouse into a wireless speech-to-text input device. The author meticulously documents the process, from selecting a microcontroller (Seeed Xiao nRF52840) and 3D modeling a custom baseplate, to soldering components and flashing firmware. Two approaches are explored: one using a 3D-printed baseplate and a modern switch, the other cleverly reusing the original PCB and switch. The result is a functional, nostalgic device, showcasing the author's ingenuity and passion for retro tech.

(workshop.cjpais.com)

Hardware

Landmark Achievement: Precise Map of Mouse Brain's Visual Centers Unveiled

2025-04-20

Landmark Achievement: Precise Map of Mouse Brain's Visual Centers Unveiled

After nine years of painstaking work, an international team has created a precise map of a mouse brain's visual centers. This is the largest and most detailed rendering of neural circuits in a mammalian brain to date. The map reveals the intricate structures and functional systems of mammalian perception and promises to accelerate research into normal brain function (seeing, memory, navigation) and neurological disorders like autism and schizophrenia. The study, published in Nature, used AI to trace tens of thousands of neurons and billions of connections, combining this structural data with functional brain imaging to link structure and function. This groundbreaking work paves the way for a digital transformation of brain science, opening doors to unprecedented discoveries in neuroscience.

(engineering.princeton.edu)

Tech Neural Circuits Brain Mapping

Vicinae: A High-Performance Desktop Launcher Challenging Raycast

2025-09-13

Vicinae: A High-Performance Desktop Launcher Challenging Raycast

Vicinae is a high-performance native desktop launcher built with C++ and Qt, inspired by Raycast. It boasts a mostly compatible extension API leveraging server-side React/TypeScript, eliminating the need for a browser or Electron. Features include file indexing with full-text search, a smart emoji picker, a calculator, an encrypted clipboard history tracker, shortcuts, window manager integration, and a customizable theming system. While some features may have limited support on certain platforms, Vicinae aims to provide developers and power users with fast, keyboard-centric access to common system actions.

(github.com)

Development desktop launcher

Desperate Biotech Firms Turn to Crypto: A Hail Mary Pass?

2025-08-26

Desperate Biotech Firms Turn to Crypto: A Hail Mary Pass?

Facing a sluggish stock market and funding difficulties, several small biotech companies are adopting a desperate strategy: investing heavily in cryptocurrencies. Companies like 180 Life Sciences Corp. (now ETHZilla) saw their stock prices skyrocket after accumulating significant Ethereum holdings, only to see those gains evaporate shortly after. While this tactic can provide a short-term stock price boost, it carries substantial long-term risks, potentially harming core operations and alienating investors. Analysts view this as a last-ditch effort for companies struggling with slow R&D progress and dwindling funds, but the odds of success remain questionable.

(finance.yahoo.com)

Tech

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