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US Citizen Wrongfully Detained at US-Mexico Border

2025-04-20

US Citizen Wrongfully Detained at US-Mexico Border

A 19-year-old US citizen, Jose Hermosillo, visiting Tucson from Albuquerque, was wrongfully arrested by Border Patrol for illegal entry after being found without identification near their headquarters. Hermosillo, who maintains he's never been to Nogales, was detained at the Florence Correctional Center. His family, after frantic searches, provided his birth certificate and social security card, leading to the dismissal of the case and his release. This incident highlights ongoing concerns about wrongful detentions of US citizens by immigration officials.

(news.azpm.org)

Misc wrongful detention border patrol

Trump, the Fed, and the Distorted Reality of ZIRP: The Hidden Economic Risks Behind the Stock Market's Euphoria

2025-08-28

Trump, the Fed, and the Distorted Reality of ZIRP: The Hidden Economic Risks Behind the Stock Market's Euphoria

This article analyzes Trump's attempts to interfere with the Fed's independence and the distorting effects of the long-term zero interest rate policy (ZIRP) on the economy. Trump's attempt to fire a Fed governor is motivated by a desire to force interest rate cuts, threatening the Fed's independence and potentially leading to economic catastrophe. The article points out that ZIRP led to irrational expectations about future cash flows, fueling tech bubbles and financial risks. The stock market's optimistic response to Trump's actions contrasts sharply with the bond market's concerns about economic risks – a divergence that will eventually lead to market correction. The author argues that the Fed's independence is crucial and that the long-term effects of ZIRP represent a serious economic risk.

(www.splinter.com)

Tech Zero Interest Rate Policy Economic Risk

Avro Arrow: The Canadian Supersonic Jet That Never Was

2025-04-23

Avro Arrow: The Canadian Supersonic Jet That Never Was

The Avro Arrow, a Canadian-built supersonic interceptor hailed as the world's best in its time, was abruptly cancelled in 1959, with all planes and blueprints destroyed. This article recounts the Arrow's rise and fall, exploring the political and technological factors behind its demise and its enduring legacy. Despite its cancellation, the project showcased Canada's aeronautical prowess and national pride. Many engineers involved later contributed to the American space program, highlighting a continuation of Canadian expertise in aerospace.

(watershedmagazine.com)

Tech aviation history Canadian history

US-China Trade War: 90-Day Truce, Massive Tariff Cuts

2025-05-12

US-China Trade War: 90-Day Truce, Massive Tariff Cuts

In a surprise breakthrough, the US and China agreed to significantly roll back tariffs on each other's goods for 90 days, easing the punishing trade war and boosting global markets. The US will temporarily lower tariffs on Chinese goods from 145% to 30%, while China will cut tariffs on US imports from 125% to 10%. Both sides committed to establishing a mechanism for continued dialogue on economic and trade relations. The news sent global markets soaring, easing recession fears.

(edition.cnn.com)

Tech US-China trade

Music from a Deceased Composer's Brain Organoids

2025-04-19

Music from a Deceased Composer's Brain Organoids

Scientists and artists collaborated with the late experimental composer Alvin Lucier to create an art installation, "Revivification," using cerebral organoids grown from his white blood cells. These organoids, connected to transducers and actuators, produce music by electrically triggering brass plates. The installation explores life beyond death, the nature of creativity, and the persistence of memory, prompting questions about consciousness, artificial intelligence, and the future of human experience.

(www.popularmechanics.com)

Misc BioArt Brain Science

NetBSD's sysinst: A Deep Dive into the Installer

2025-06-04

NetBSD's sysinst: A Deep Dive into the Installer

This article details the author's experience with NetBSD 10.1's installer, sysinst. Multiple installations were conducted in VMs and on real hardware, covering standard VGA and serial console installations, and exploring advanced partitioning features including software RAID and LVM. The article meticulously documents each step, offering a critical evaluation of sysinst's strengths and weaknesses. While praising the hotkey system and post-installation configuration options, the author points out shortcomings in network autoconfiguration and encountered significant problems with advanced partitioning and software RAID setup, such as read-only disk issues. Overall, the author finds sysinst to have many good design choices but also areas needing improvement, particularly regarding GPT support and clearer user guidance. The author's journey highlights both the intriguing aspects of NetBSD and the challenges encountered during its installation.

(eerielinux.wordpress.com)

Development OS Installation

The Chordonomicon: 680,000 Songs Reveal the Evolution of Pop Music Chords

2025-04-18

The Chordonomicon: 680,000 Songs Reveal the Evolution of Pop Music Chords

An analysis of nearly 680,000 songs reveals fascinating trends in chord usage across different genres and decades. G major and C major reign supreme, but genre preferences diverge sharply: country music favors simple major chords, while jazz incorporates more complex seventh chords and others. The study tracks the rise and fall of various chord types, highlighting a decline in unique chord usage in recent decades, suggesting a trend towards simpler, more repetitive chord progressions in pop music.

(www.cantgetmuchhigher.com)

Misc music data analysis pop music

Knuth's 'Premature Optimization is the Root of All Evil' Misunderstood?

2025-06-30

Knuth's 'Premature Optimization is the Root of All Evil' Misunderstood?

This article delves into the actual meaning of Donald Knuth's famous quote, "Premature optimization is the root of all evil." By analyzing examples from Knuth's paper on using goto statements and implementing multisets, the author shows that the quote doesn't entirely discourage small optimizations. Experiments comparing different implementations reveal that even minor optimizations (like loop unrolling) can yield significant performance gains for critical code and frequently used library functions, depending on benchmarking results. The author ultimately advocates for using well-optimized standard library functions to avoid unnecessary optimization efforts and leverage modern compiler optimization capabilities.

(probablydance.com)

Development

MCPEngine: Building Production-Ready MCP Servers on AWS Lambda

2025-04-23

MCPEngine: Building Production-Ready MCP Servers on AWS Lambda

MCPEngine is an open-source implementation of the Model Context Protocol (MCP), enabling Large Language Models (LLMs) to call external tools. This post demonstrates building three progressively more complex MCP servers on AWS Lambda: stateless, stateful, and with Google SSO authentication. MCPEngine supports streamable HTTP alongside SSE, offering first-class support for authentication, packaging, and other capabilities for building and deploying production-grade MCP servers. The post walks through building these servers, showcasing how to run MCP tools reliably and securely in serverless environments with detailed steps and code examples.

(www.featureform.com)

Development

GitHub CEO: Everyone Should Learn to Code, Thanks to AI

2025-04-15

GitHub CEO: Everyone Should Learn to Code, Thanks to AI

GitHub CEO Thomas Dohmke advocates for everyone to learn coding, starting as early as possible. He argues that the rise of AI has significantly lowered the barrier to entry in software development, enabling even small teams to tackle large-scale projects. AI tools like Copilot and ChatGPT simplify the process, making coding more accessible. While acknowledging job displacement anxieties, Dohmke believes developers will adapt and find new innovative fields. He advises continuous learning and a curious mindset to thrive in this evolving landscape.

(www.businessinsider.com)

Development

The Secret to Effortless Conversations: Give People Something to Look At

2025-04-24

The Secret to Effortless Conversations: Give People Something to Look At

The author noticed that conversations flowed more easily while walking, hiking, or driving, and also in group settings involving games. Initially, he attributed this to shared activities or interests, but later realized the key was a shared visual focus. When people have something to look at—a path, a game board, etc.—the pressure of eye contact is lessened, making conversations more natural. The author tested this hypothesis at work, finding that having interviewees write on a whiteboard or displaying notes during meetings significantly reduced tension and fostered collaboration. The conclusion: for relaxed conversation, give people something to look at.

(staysaasy.com)

Misc interpersonal relationships

Jupiter's Ammonia Hailstorms: A Deep Dive into the Giant Planet's Atmosphere

2025-04-19

Scientists at UC Berkeley have confirmed the existence of ammonia-water 'mushballs' on Jupiter – icy slushballs that act like hailstones during thunderstorms. This discovery stems from explaining the uneven distribution of ammonia gas in Jupiter's upper atmosphere, confirmed by data from NASA's Juno mission and Earth-based radio telescopes, and a newly created 3D visualization of Jupiter's upper atmosphere. The mushballs penetrate deep into Jupiter's atmosphere, altering our understanding of the mixing in giant planet atmospheres and offering insights into the internal structure of other gas giants and even exoplanets. The research challenges the long-held assumption of a well-mixed Jovian atmosphere, revealing the crucial role of deep storms and mushballs in redistributing materials.

(www.sciencedaily.com)

Tech atmosphere planetary science

arXivLabs: Experimental Projects with Community Collaborators

2025-04-22

arXivLabs is a framework enabling collaborators to develop and share new arXiv features directly on the website. Individuals and organizations involved embrace arXiv's values of openness, community, excellence, and user data privacy. arXiv is committed to these values and only works with partners adhering to them. Got an idea for a valuable community project? Learn more about arXivLabs.

(arxiv.org)

Development

Florida Appeals Court Rejects Clean Water Rights Initiative

2024-12-30

Florida Appeals Court Rejects Clean Water Rights Initiative

A Florida appeals court has ruled against a Titusville initiative to establish the right to clean water, despite 83% voter approval. The court cited a 2020 state law prohibiting local governments from granting rights to bodies of water, effectively preempting the local measure. This decision highlights the ongoing tension between state and local governments on environmental protection in Florida and underscores the limitations on local action in the face of conflicting state legislation.

(floridaphoenix.com)

Tech legal battle local government

178-Year-Old Anti-Slavery Scroll Unearthed in Massachusetts Archive

2025-07-06

178-Year-Old Anti-Slavery Scroll Unearthed in Massachusetts Archive

A retired teacher volunteering at the American Baptist archives in Groton, Massachusetts, stumbled upon a 178-year-old handwritten scroll, "A Resolution and Protest Against Slavery." Signed by 116 New England ministers in 1847, the 5-foot-long document had been presumed lost. Its discovery sheds light on the growing anti-slavery sentiment in the Northeast before the Civil War and highlights the Baptist church's internal divisions over the issue. The ministers' bold declaration, made at a time when many were hesitant to speak out, underscores their commitment to justice and freedom.

(www.bostonherald.com)

Misc historical discovery anti-slavery US history

Becoming a 10x Engineer with AI: A Mindset Shift

2025-06-12

Becoming a 10x Engineer with AI: A Mindset Shift

This post details how the author leverages AI to significantly boost their software engineering productivity. Instead of viewing AI as a mere code generator, they see it as a highly experienced engineering partner. The key is effective prompt engineering to maximize AI's potential. The author stresses the importance of well-crafted prompts and the necessity of verifying AI-generated code. Beyond code generation, AI is used to understand complex concepts and accelerate learning. The author encourages engineers to actively experiment and continuously learn to become truly AI-native.

(rfitz.io)

Development

Stochastic Calculus: A Deep Dive from Physics to Finance

2025-04-16

This post delves into stochastic calculus, extending regular calculus to stochastic processes. Starting with the measure-theoretic definition of probability, it covers stochastic processes, the Wiener process, Itô calculus, and applications in physics and finance. The author blends intuition with rigor, using examples like the Langevin equation to illustrate key concepts. It's a comprehensive yet accessible guide to a complex topic.

(bjlkeng.io)

Development stochastic processes Itô calculus

Ocean Iron Fertilization: A Potential Climate Change Weapon?

2025-04-19

Ocean Iron Fertilization: A Potential Climate Change Weapon?

Since the 1990s, scientists have experimented with ocean iron fertilization to stimulate phytoplankton growth and absorb atmospheric CO2. Early experiments showed that adding iron did lead to phytoplankton blooms, with diatoms becoming particularly abundant. These larger algae absorb CO2 more efficiently and sink to the deep ocean, potentially sequestering carbon. However, iron fertilization also carries potential risks, such as harmful algal blooms and alterations to marine ecosystem nutrient allocation. Scientists are now developing new technologies and regulations to comprehensively assess the effectiveness and risks of iron fertilization, exploring it as a potential climate change mitigation tool. Crucially, this doesn't replace the need for immediate and substantial reductions in fossil fuel use.

(www.whoi.edu)

Tech ocean iron fertilization

Chronic Pain Recovery: My Journey and a New Substack

2025-07-04

Chronic Pain Recovery: My Journey and a New Substack

The author, after moving in the winter of 2020, suffered from chronic pain for four years, impacting his life and work. After various treatments failed, he delved into the mind-body approach to chronic pain and successfully recovered. He's now launching a Substack to share his experiences and knowledge, helping others dealing with chronic pain. The blog will cover the causes of chronic pain, the interplay of biological, psychological, and social factors, and effective recovery strategies, emphasizing the mind-body approach's significance in treatment.

(sailhealth.substack.com)

Misc mind-body approach recovery

Accidentally Solving Robotics by Watching 1 Million Hours of YouTube

2025-06-30

Accidentally Solving Robotics by Watching 1 Million Hours of YouTube

Researchers accidentally solved a long-standing robotics problem by training a model called V-JEPA 2 on one million hours of YouTube videos. Instead of predicting the next word, V-JEPA 2 predicts the next moment in reality, learning to understand physics through observation. Unlike previous language-dependent models, V-JEPA 2 demonstrates impressive zero-shot generalization, successfully completing complex tasks like grasping and placing objects in unseen environments. While limitations like camera pose sensitivity and long-horizon drift remain, this research opens new avenues for robotics, hinting at a future where robots might possess comprehension comparable to ChatGPT.

(ksagar.bearblog.dev)

AI

The Surprisingly Weird History of Air Traffic Control

2025-05-12

The Surprisingly Weird History of Air Traffic Control

This article delves into the century-long evolution of the US Air Traffic Control (ATC) system, from its beginnings in World War I military aviation radio to the intricate National Airspace System (NAS) of today. It reveals how ATC's development has been profoundly shaped by war, airmail, and technological advancements like radar, exploring the complex interplay between military systems (like SAGE) and civilian ATC, and the resulting technological and managerial challenges. From rudimentary ground control to today's automated systems, the path of ATC has been anything but straightforward, filled with compromises and unforeseen consequences, reflecting the constant tension between technological progress and practical application.

(computer.rip)

Tech Aviation History Technological Development

Musk's NASA Pick Fails, Leaving Agency Facing Budget Cuts and Uncertain Future

2025-06-01

Musk's NASA Pick Fails, Leaving Agency Facing Budget Cuts and Uncertain Future

Jared Isaacman, Elon Musk's favored nominee for NASA administrator, has unexpectedly failed to secure the position, sparking concern within the agency. Isaacman's nomination failure is attributed to Musk's controversial role in the government and opposition from within the administration. This leaves NASA facing substantial budget cuts, a 24% reduction, jeopardizing its future. NASA insiders express grave concerns, with some predicting the agency's decline. The Trump administration hasn't named a replacement, but retired Lt. Gen. Steven Kwast is a leading contender, raising concerns about his military background and its implications for NASA's civilian space mission.

(arstechnica.com)

Tech

Curiosity Rover Uncovers Evidence of Ancient Martian Carbon Cycle

2025-04-18

Curiosity Rover Uncovers Evidence of Ancient Martian Carbon Cycle

NASA's Curiosity rover has discovered significant carbonate deposits on Mount Sharp within Gale Crater on Mars, suggesting a past carbon cycle. This finding supports theories of a thicker ancient Martian atmosphere and potential habitability. Researchers believe that as Mars' atmosphere thinned, CO2 transformed into rock, leading to a colder climate and the loss of habitability. The discovery provides crucial insights into Mars' climate transitions and habitability, offering new avenues in the search for extraterrestrial life.

(phys.org)

Tech

Programmer as Artist: Generative Art Through Code

2025-04-23

Programmer as Artist: Generative Art Through Code

A programmer-artist shares his approach to creating generative art using programming languages. He favors interactive languages like Lisp and Smalltalk, modifying code in real-time while the program runs and inspecting its state for creative exploration. His inspiration comes from natural systems and art history; for example, he replicated Kandinsky's style to generate countless similar patterns through code. He views art and scientific research as similar, both relying on creative problem-solving, while noting that AI, though capable of generating images, lacks the self-transformation and enhanced perception inherent in human artistic creation.

(thecreativeindependent.com)

Design Generative Art Coding Art

Parcom: A Concise Parser Combinator Library for Common Lisp

2025-04-22

Parcom: A Concise Parser Combinator Library for Common Lisp

Parcom is a concise parser combinator library for Common Lisp, similar in style to Haskell's Parsec and Rust's Nom. Operating directly on strings with no dependencies, it boasts broad Common Lisp implementation support and offers a rich set of parsers and combinators for building custom parsers. Parcom also includes an optional JSON parser supporting Unicode. Its strength lies in its ability to combine existing parsers to create complex parsing logic, delivering powerful functionality through a clean API.

(github.com)

Development Parser Combinators

LLMs in Programming: Crutch or Catalyst?

2025-04-20

Large Language Models (LLMs) are powerful tools for programming, automating tasks and generating code. However, their ease of use raises concerns. While LLMs excel at solving known problems, this reliance risks atrophying engineers' problem-solving skills, especially with novel challenges. Unlike search engines which offer exploration and exploitation, LLMs favor immediate exploitation, hindering deep thinking and problem-solving. Blindly accepting LLM-generated solutions could lead to a loss of algorithmic mastery, ultimately hindering technological advancement.

(www.carette.xyz)

Development AI Programming Programmer Skills

Late-Night Workouts? New Study Links Intense Exercise Before Bed to Sleep Disruption

2025-04-25

Late-Night Workouts? New Study Links Intense Exercise Before Bed to Sleep Disruption

A large-scale study involving 14,689 participants reveals a significant link between strenuous exercise within four hours of bedtime and impaired sleep quality. Participants experienced delayed sleep onset, shorter sleep duration, increased resting heart rate, and reduced heart rate variability after intense workouts close to sleep. The research, published in Nature Communications, recommends ending exercise at least four hours before bed for optimal sleep health. If exercising within this window, low-intensity activities are suggested to minimize disruption. This study provides crucial insight into the impact of exercise timing on sleep and highlights the importance of considering intensity and scheduling for better sleep.

(medicalxpress.com)

Health

TacOS: A From-Scratch OS Running DOOM

2025-04-24

TacOS: A From-Scratch OS Running DOOM

A developer has released TacOS, an open-source operating system with a kernel written in C and assembly. This UNIX-like kernel boasts features including a VFS, scheduler, TempFS, device drivers, context switching, virtual memory management, and physical page frame allocation. Remarkably, it can run DOOM and other smaller user-space programs. It's been tested on real hardware and in QEMU. While still a work in progress with known bugs, TacOS is a fascinating hobby project.

(github.com)

Development

Native PyTorch Now Available for Windows on Arm

2025-04-24

Native PyTorch Now Available for Windows on Arm

Microsoft has released native Arm64 builds of PyTorch 2.7 for Windows on Arm, eliminating the need for manual compilation. This significantly simplifies the process for developers working with machine learning on Arm-powered devices. The release allows for straightforward installation using pip, unlocking the full performance potential of Arm64 architecture for tasks like image classification, natural language processing, and generative AI. While some dependencies may require manual compilation, Microsoft provides clear instructions and examples. This update is a major step forward for the Windows on Arm ecosystem.

(www.neowin.net)

AI

CERN's Large Hadron Collider: A System Overview

2025-04-22

This list details numerous subsystems and experiments of the Large Hadron Collider (LHC) at CERN, including the LHC detectors (ATLAS, CMS, LHCf), the accelerator chain (Linac 3, Linac 4, PSB, SPS, LEIR, ELENA), and associated monitoring and control systems (e.g., BLM, CPS). The sheer number of entries highlights the immense complexity of the LHC project and its crucial role in high-energy physics research.

(op-webtools.web.cern.ch)

Tech

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