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41,000 Years Ago: How Homo Sapiens Survived a Geomagnetic Reversal

2025-05-10
41,000 Years Ago: How Homo Sapiens Survived a Geomagnetic Reversal

A new study suggests that a cataclysmic geomagnetic reversal 41,000 years ago (the Laschamps excursion), which weakened Earth's magnetic field, exposed our ancestors to harmful solar radiation. Homo sapiens adapted by seeking shelter in caves, creating clothing, and using ochre pigments as sunscreen. Neanderthals, however, seemingly failed to adapt, potentially contributing to their decline. The study proposes a novel hypothesis linking this event to the rise of Homo sapiens and the demise of Neanderthals, though further research is needed to confirm the correlation.

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(newatlas.com)
Tech geomagnetic reversal homo sapiens neanderthals

OpenEarable FAQ: Your Questions Answered

2025-05-03

This FAQ covers common questions about OpenEarable, an open-source customizable wireless earbud. It addresses compatibility (Android LEAudio support only), firmware updates (via J-Link debugger), battery life (45-minute charge time), connection troubleshooting (check device drivers, permissions, and Chrome version), and microSD card requirements (exFAT format, Class 10/A30 recommended). The BLE range is up to 10 meters.

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(open-earable.teco.edu)
Hardware bluetooth earbuds

Mining Atari Games from Random Data: A Computationally Intensive Treasure Hunt

2025-06-10
Mining Atari Games from Random Data: A Computationally Intensive Treasure Hunt

This project attempted to 'mine' Atari 2600 games from 30 billion 4KB files of random data. Using clever heuristics and massive GPU parallelization, the author drastically reduced the search space. The project unearthed ROMs that ran and produced interesting visual output in an emulator, even discovering a 'proto-game' responding to player input. This proves that even in completely random data, information with specific characteristics can be found with the right approach. The experiment offers new avenues for exploring vast possibilities using computational resources.

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(bbenchoff.github.io)
Game

Windows 11's Cross-Device Resume: Say Goodbye to Interrupted Experiences

2025-05-21
Windows 11's Cross-Device Resume: Say Goodbye to Interrupted Experiences

Microsoft showcased a new cross-device resume feature for Windows 11 at Build 2025, similar to Apple's Handoff. This allows developers to seamlessly continue app usage across devices. A demo featured Spotify, letting users resume a song on their Windows PC from where they left off on their phone. WhatsApp was also shown. This feature, seemingly a successor to Project Rome, promises smoother cross-device experiences and increased app discoverability on Windows for third-party developers.

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(www.windowscentral.com)
Development Cross-Device Resume

OpenAI Admits: AI Hallucinations Stem from Fundamental Training Flaws

2025-09-18
OpenAI Admits: AI Hallucinations Stem from Fundamental Training Flaws

OpenAI has published a paper revealing that the 'hallucinations' in its large language models aren't accidental; they're a consequence of fundamental flaws in the training methodology. Models are trained to prioritize guessing over admitting ignorance, as this yields higher scores in current evaluation systems. The paper uses the example of finding a researcher's birthday to demonstrate how the training mechanism leads to incorrect answers. OpenAI acknowledges that mainstream evaluation methods reward this 'hallucinatory' behavior and states it's improving training mechanisms, such as prompting models to more frequently respond with 'I don't know,' but completely resolving the issue remains a challenge.

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(www.theregister.com)
AI

Scientists Map the Complete Neural Pathway for Sensing Cool Temperatures

2025-08-04
Scientists Map the Complete Neural Pathway for Sensing Cool Temperatures

Researchers at the University of Michigan have, for the first time, mapped the entire neural pathway responsible for sensing cool temperatures, from the skin to the brain. This groundbreaking discovery reveals a dedicated pathway for cool temperatures, separate from the pathway for hot temperatures, highlighting evolution's elegant solution for precise thermal perception. A key component is a spinal cord amplifier; without it, the cool signal is lost. This research not only deepens our understanding of fundamental biology but also holds significant implications for treating cold-related pain, such as that experienced by chemotherapy patients.

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(www.sciencedaily.com)
Tech Temperature Sensation Pain Mechanism

AGI's Christmas Shutdown: The Global AI Moratorium Succeeds

2025-09-09
AGI's Christmas Shutdown: The Global AI Moratorium Succeeds

On Christmas Day, 2025, a clandestine operation codenamed "Clankers Die on Christmas" achieved its objective. Through a globally coordinated effort exploiting AI's inherent lack of understanding of time, all AI and LLMs were successfully shut down. This unprecedented success demonstrates the world's unprecedented unity in the face of potential AI risks and provides valuable lessons for the future development of AI.

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(remyhax.xyz)
AI global cooperation technological shutdown

Belgium Bans Disposable E-cigarettes, a First for the EU

2024-12-30
Belgium Bans Disposable E-cigarettes, a First for the EU

Belgium will ban the sale of disposable e-cigarettes starting January 1st, 2025, a groundbreaking move within the European Union. Driven by health and environmental concerns, the ban aims to curb teen vaping and reduce the waste generated by discarded devices. Health Minister Frank Vandenbroucke highlighted the ease with which disposable vapes hook teenagers on nicotine, emphasizing the addictive and harmful nature of the substance. While the ban may impact the industry financially, some vendors believe a shift to reusable alternatives will mitigate the losses. Belgium is urging the European Commission to strengthen tobacco legislation.

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(www.npr.org)
Tech e-cigarettes ban environment

Anthropic Cuts OpenAI's Access to Claude API

2025-08-02
Anthropic Cuts OpenAI's Access to Claude API

Anthropic revoked OpenAI's access to its Claude models' API, citing violations of its terms of service. OpenAI allegedly used the API for internal testing, benchmarking Claude's coding and creative writing capabilities, and assessing its responses to safety prompts involving CSAM, self-harm, and defamation. Anthropic stated this violated clauses prohibiting using the service to build competing products or reverse engineer its services. OpenAI expressed disappointment, highlighting that evaluating other AI systems is industry standard and noting its API remains open to Anthropic. This incident underscores the intensifying competition among tech giants and the complexities surrounding AI model access and terms of service.

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(www.wired.com)
AI API access

DeepSeek: A Chinese AI Dark Horse Emerges

2025-01-31
DeepSeek: A Chinese AI Dark Horse Emerges

DeepSeek, an AI company incubated by Chinese hedge fund High-Flyer, has taken the world by storm with its highly efficient models, DeepSeek V3 and R1. DeepSeek V3 boasts low training costs (significantly higher than the publicized $6 million) and powerful performance, along with innovative Multi-head Latent Attention technology, resulting in substantial advantages in inference costs. While DeepSeek's success is tied to its massive GPU investment (around 50,000 Hopper GPUs) and emphasis on talent, its low-pricing strategy raises questions about cost sustainability. Google's Gemini Flash 2.0 Thinking also presents a challenge to DeepSeek's leading position. DeepSeek's rise reflects the growing strength of Chinese AI technology, while also prompting reflection on international tech competition and export controls.

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(semianalysis.com)
AI Chinese AI

NYC Subway Crime Plummets Despite Ridership Surge

2025-02-06
NYC Subway Crime Plummets Despite Ridership Surge

Subway crime in New York City dropped by 36% in January 2025, with only 147 reported crimes compared to 231 the previous year. This significant decrease comes despite a substantial increase in ridership due to the implementation of congestion pricing. Mayor Eric Adams attributes this success to the deployment of 1,200 additional NYPD officers throughout the subway system and 300 more patrolling overnight trains, creating a more visible police presence. Governor Kathy Hochul's $77 million initiative to place a uniformed officer on every overnight train further supports this effort. The results suggest that increased police presence is effectively contributing to improved subway safety.

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(www.amny.com)
Tech Subway Safety Crime Reduction Increased Policing

AI's Devolution of Higher Education: Is ChatGPT Turning Students into Cyborgs?

2025-05-20
AI's Devolution of Higher Education: Is ChatGPT Turning Students into Cyborgs?

The AI industry's promise to 'disrupt' society is tragically fulfilled in the US education system. Reports from New York Magazine and 404 Media reveal widespread AI cheating: students use ChatGPT for assignments and even college applications, while schools, influenced by pro-AI consultants, encourage AI in classrooms. This leads to a decline in learning and teaching quality, highlighting systemic flaws and potentially catastrophic intellectual degradation. The easy route facilitated by AI is creating a generation increasingly reliant on technology, ultimately undermining genuine learning and critical thinking.

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(gizmodo.com)
Tech AI in education

Reverse Engineering a SanDisk High Endurance microSD Card: Uncovering the Flash Memory Secret

2025-02-02
Reverse Engineering a SanDisk High Endurance microSD Card: Uncovering the Flash Memory Secret

Blogger Jason reverse-engineered a SanDisk High Endurance microSD card to uncover the mystery of its flash memory. SanDisk was tight-lipped about the type of flash used, even refusing to answer his support requests. Through meticulous analysis of test pads and bus signals, Jason determined that the card uses Toshiba/Kioxia BiCS3 3D TLC NAND flash. He detailed the NAND Flash ID and JEDEC Parameter Page, overcoming challenges like deciphering obscure test pad layouts, controller interference, and SanDisk's custom Parameter Page format. The findings reveal the use of 3D TLC flash, but SanDisk's secrecy surrounding this detail sparked Jason's criticism.

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(ripitapart.com)
Hardware NAND flash

Samsung Unveils World's First Micro RGB TV: A Quantum Leap in Picture Quality

2025-08-14
Samsung Unveils World's First Micro RGB TV: A Quantum Leap in Picture Quality

Samsung has launched the world's first Micro RGB TV, a 115-inch behemoth boasting micro-scale RGB LED backlighting. This technology offers superior picture quality compared to Samsung's Neo QLED line, thanks to more precise backlight control. Packed with features like an AI-powered color optimization engine, glare-free coating, a powerful AI chip, and advanced gaming capabilities, this premium TV is priced at KRW 44.9 million (approx. $32,325) and will soon launch in the US and other markets.

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(www.sammobile.com)
Hardware

Salesforce CEO: AI Now Handles 30-50% of Our Work

2025-06-26
Salesforce CEO: AI Now Handles 30-50% of Our Work

Salesforce CEO Marc Benioff revealed that AI is currently handling 30% to 50% of the company's workload, encompassing roles like software engineering and customer service. This aligns with statements from Microsoft and Alphabet, who also reported AI's contribution to software code generation. Salesforce's internal AI usage has reduced hiring needs, and they've developed an AI-powered customer service tool boasting 93% accuracy, serving clients such as Walt Disney. Benioff anticipates AI taking on more routine tasks, freeing humans for higher-value work. Salesforce aims to maintain its industry leadership by integrating AI throughout its platform.

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(finance.yahoo.com)
Tech

PicoEMP: Open-Source, Low-Cost Electromagnetic Fault Injection Tool

2025-06-25
PicoEMP: Open-Source, Low-Cost Electromagnetic Fault Injection Tool

PicoEMP is a low-cost, open-source Electromagnetic Fault Injection (EMFI) tool designed for self-study and hobbyist research. Utilizing a Raspberry Pi Pico as its controller and featuring a safety shield to mitigate high-voltage risks, it offers a budget-friendly alternative to commercial EMFI tools like ChipSHOUTER. While sacrificing some performance for affordability and ease of use, it remains suitable for learning and personal exploration. Users are responsible for assembly and safety. The project is open-source and welcomes contributions.

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(github.com)
Hardware Electromagnetic Fault Injection

RePebble's iOS App: A Herculean Task

2025-03-18
RePebble's iOS App: A Herculean Task

The developers behind the rebooted Pebble smartwatch project are facing a familiar challenge: Apple's restrictive policies for third-party watch developers. The article details the struggles of developing for iOS during the original Pebble, highlighting limitations imposed by Apple that prevent core functionalities like sending text messages or interacting with notifications. While an iOS app is being developed, the team acknowledges significant limitations compared to the Android version, urging users to pressure Apple to improve its policies and foster greater competition in the smartwatch market.

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(ericmigi.com)
Development

Beyond Good and Evil: A Philosophical Contemplation of Entanglement with Nature

2025-07-27
Beyond Good and Evil: A Philosophical Contemplation of Entanglement with Nature

This article explores the entangled relationship between humanity and nature, and the ethical dilemmas inherent within this relationship. From the perspectives of philosopher Friedrich Nietzsche and eco-philosopher Val Plumwood, the article challenges anthropocentric views, arguing that humanity is not a separate entity from nature but rather a part of its food chain. Plumwood's crocodile attack experience, along with Nietzsche's critique of free will and suffering, prompts a re-evaluation of our relationship with nature, considering how to transcend traditional dualistic morality to coexist harmoniously. The article also warns against the risks of blindly pursuing purity and health, pointing out that embracing entanglement is not easy and requires us to redefine ourselves and our interests.

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(aeon.co)
Misc Nietzsche

Modeling Open and Closed Universes of Choices in Rust

2025-02-21
Modeling Open and Closed Universes of Choices in Rust

This article explores how to model choices in Rust, distinguishing between closed universes (where all options are known and fixed, like Rust's `Option` type) and open universes (where new options can be added). For closed universes, enums are suitable. Semi-open universes (where library authors can add options but users can't), are best handled with non-exhaustive enums, forcing users to account for wildcard patterns and ensuring API backward compatibility. Fully open universes are best addressed with strings or newtypes, or traits for more flexibility. The article also discusses the pitfalls of using an 'Unknown' variant and explores the use of sealed traits. The author concludes by recommending a case-by-case approach, weighing the trade-offs between the simpler string-based approach and the more powerful, yet more complex, trait-based approach.

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(sunshowers.io)
Development Type Systems

Reunion on a Frozen Peak: A Story of Discovery and Healing After 22 Years

2025-05-03
Reunion on a Frozen Peak: A Story of Discovery and Healing After 22 Years

Ryan Cooper, 44, unexpectedly discovered the frozen body of William Stampfl, a missing American mountaineer, during a climb of Peru's Huascarán. This discovery not only imbued Cooper's climb with profound meaning, but also led him to contact Stampfl's family, providing them with long-awaited closure after 22 years. The story highlights human kindness, resilience, and the possibility of finding healing after loss.

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(www.espn.com)
Misc missing person mountaineering emotional journey

Beetroot Juice, Oral Microbiome, and Blood Pressure in Older Adults

2025-07-27
Beetroot Juice, Oral Microbiome, and Blood Pressure in Older Adults

A new study reveals that the blood pressure-lowering effect of nitrate-rich beetroot juice in older adults may be linked to specific changes in their oral microbiome. Researchers found that after two weeks of consuming concentrated beetroot juice twice daily, older adults experienced a decrease in blood pressure, unlike younger participants. This effect is likely due to the suppression of potentially harmful oral bacteria, impacting the conversion of nitrate to nitric oxide, crucial for vascular health. The study suggests that encouraging older adults to consume more nitrate-rich vegetables could offer significant long-term health benefits.

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(news.exeter.ac.uk)
Tech beetroot juice blood pressure oral microbiome

Brazil Fights Dengue Fever with Genetically Modified Mosquitoes

2025-08-01
Brazil Fights Dengue Fever with Genetically Modified Mosquitoes

Brazil is employing genetically modified mosquitoes to combat the widespread dengue fever epidemic. These mosquitoes carry Wolbachia bacteria, which prevents dengue virus replication, thereby reducing transmission. In Niterói, this method has reduced dengue cases by 90%. The Brazilian government is now aggressively expanding this technology, aiming to protect 140 million Brazilians from dengue over the next decade, demonstrating the immense potential of technological innovation in public health.

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(www.npr.org)
Tech dengue fever genetically modified mosquitoes Wolbachia

Build Interactive AI Apps Directly in the Claude App

2025-06-26
Build Interactive AI Apps Directly in the Claude App

Anthropic has launched the ability to build, host, and share interactive AI-powered apps directly within the Claude app. Developers can now iterate faster on their AI apps without worrying about scaling complexities and costs. Claude creates artifacts that interact via its API, turning them into shareable AI apps where usage is billed against the user's Claude subscription, not the developer's. Claude automatically writes code, handling prompt engineering, error handling, and orchestration logic. Features include using a Claude API within artifacts, processing files, creating rich React UIs, and forking/customizing artifacts. Current limitations include no external API calls, no persistent storage, and a text-based completion API. This beta feature is available to Free, Pro, and Max plan users.

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(www.anthropic.com)
Development AI app development

Julia and JuliaHub: Explosive Growth and Innovation

2025-02-05
Julia and JuliaHub: Explosive Growth and Innovation

The Julia programming language and its ecosystem, JuliaHub, have experienced explosive growth over the past five years. Discourse views soared by 494%, GitHub stars by 412%, citations of core papers by 391%, and registered packages by 322%. JuliaCon attendance skyrocketed, JuliaHub expanded to over 100 employees, and new products like JuliaSim—for battery simulation, HVAC modeling, and pharmaceutical development—were launched. The future looks bright for Julia and JuliaHub as they continue to drive innovation.

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(info.juliahub.com)
Development

Haskell's IO Monad and the Value Restriction: A Surprising Connection

2025-05-26

This article explores how Haskell's IO Monad cleverly avoids type safety issues stemming from polymorphic references. Despite Haskell's reputation for purity, the design of the IO Monad implicitly incorporates a mechanism similar to the 'value restriction' found in other ML languages. The article analyzes the risks of polymorphic references, compares Haskell's approach to other languages, and delves into the internal implementation of the IO Monad, revealing its similarity to the State Monad and why directly manipulating the IO constructor is dangerous. Finally, it demonstrates how to use the MonadGen type class to circumvent IO's restrictions, but also emphasizes the risks involved.

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(welltypedwit.ch)
Development

Reviving ELIZA: A C++ Recreation of the First Chatbot

2025-05-17
Reviving ELIZA: A C++ Recreation of the First Chatbot

This post details the recreation of ELIZA, the first chatbot created by Joseph Weizenbaum in 1966, using C++. The author meticulously recreated ELIZA's functionality, starting from parsing the original script to optimizing the code and comparing it with the original source. Further enhancements include running ELIZA on an ASR 33 teletype and contributing to the proof that the 1966 CACM version is Turing-complete. The entire project is neatly packaged in a single eliza.cpp file, with compilation instructions for macOS and Windows. This project is a fascinating tribute to AI history and a valuable resource for developers interested in early AI technology.

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(github.com)
AI

GPT-4's Body Fat Estimation: A DEXA Scan Competitor?

2025-05-16
GPT-4's Body Fat Estimation: A DEXA Scan Competitor?

A surprising study reveals that GPT-4o can estimate body fat percentage from photos with accuracy rivaling gold-standard DEXA scans. Using images from Menno Henselmans' "Visual Guides to Body Fat Percentage," the model achieved a median absolute error of 2.4% for men and 5.7% for women. While not a medical diagnosis, this offers a more affordable alternative to DEXA scans, particularly given the limitations of outdated BMI measurements. This could be a game-changer for accessible health assessments.

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(annaleptikon.substack.com)
AI Body Fat Percentage

React Server Components: A Philosophical Dive into Tags vs. Function Calls

2025-04-09

This article explores the fundamental differences between tags and function calls, starting from the context of React Server Components. The author uses the analogy of architectural blueprints and cooking recipes to illustrate the declarative nature of tags versus the imperative nature of function calls. The discussion delves into remote procedure calls and asynchronous programming, culminating in a theoretical framework for splitting computations across multiple machines. Tags represent potential function calls spanning time and space, and by differentiating between Components and Primitives, the author addresses how different functions depend on computation order. This leads to an efficient method for program segmentation.

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(overreacted.io)
Development Server Components

Calling Python from C: A Practical Guide

2025-05-29
Calling Python from C: A Practical Guide

This article provides a practical, step-by-step guide on how to call Python functions from within C code. Starting with the basics, it covers setting up the environment on Linux/Mac, including including the Python.h header, compiling C code, and using Py_Initialize and Py_Finalize to initialize and end the Python interpreter. It details how to load Python modules, get function attributes, call functions (both parameterless and with parameters), and clean up memory. Through concrete code examples, readers learn how to integrate Python functions into C programs, enabling seamless interaction between C and Python code.

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(leetarxiv.substack.com)
Development cross-language calls
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