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Scottish Tidal Turbine Achieves 6.5-Year Uninterrupted Operation

2025-07-11

Scottish Tidal Turbine Achieves 6.5-Year Uninterrupted Operation

A tidal turbine submerged 40 meters off the Scottish coast has achieved a remarkable 6.5 years of continuous operation, showcasing the technology's commercial viability. This record, set by one turbine at the MeyGen project, significantly boosts investor confidence and paves the way for larger-scale tidal energy farms. The four 1.5-megawatt turbines at MeyGen currently power up to 7,000 homes annually. While still in its early stages, the project demonstrates the immense potential of tidal energy as a clean and sustainable resource. Overcoming challenges like regulatory hurdles and environmental concerns remains crucial for wider adoption, but this milestone addresses key durability questions that previously hindered investment and development.

(apnews.com)

Tech tidal energy Scotland

c4wa: A Minimalist and Efficient C to WebAssembly Compiler

2025-06-28

c4wa: A Minimalist and Efficient C to WebAssembly Compiler

c4wa is a compiler that translates a subset of C into WebAssembly. Unlike other compilers, it generates minimalistic and well-optimized WebAssembly code without any glue, embedded libraries, or overhead. It's fully compatible with any WASM runtime out of the box. c4wa supports loops, conditionals, structs, arrays, pointers, and other typical C features, and can output readable WAT format code. It strikes a balance between the higher-level convenience of C and the low-level efficiency of WebAssembly, offering developers a new way to write performant WebAssembly code.

(github.com)

Development

Multilingualism and Dementia: A Replication Crisis?

2025-06-29

Multilingualism and Dementia: A Replication Crisis?

Countless studies have touted the cognitive benefits of multilingualism, suggesting improvements in executive function (inhibitory control, planning, cognitive flexibility) and even a delayed onset of dementia by around four years. However, replication attempts have yielded mixed results, leaving the true extent and mechanisms of this purported cognitive advantage under question.

(www.economist.com)

AI multilingualism cognitive benefits

Demystifying Common Microcontroller Debug Protocols

2024-12-27

Demystifying Common Microcontroller Debug Protocols

This talk delves into common microcontroller debugging protocols like JTAG and SWD. Starting from the physical signals, it explains how these protocols work, covering common mechanisms for managing embedded processors and interacting with various microcontrollers. The presentation explores the meaning of debugging embedded software, building a list of requirements for a comfortable debugging environment, and referencing existing custom debug approaches. Examples range from FPGA cores to tiny 8-bit microcontrollers. Common abstractions like ARM's ADI and RISC-V DMI are also covered, bridging the gap between protocols and core control. Finally, it explains common tasks like flash programming, watchpoints, and single-stepping.

(media.ccc.de)

Development Microcontroller Debugging

White House Unveils AI Strategy: Securing US Leadership in the Age of AI

2025-01-13

White House Unveils AI Strategy: Securing US Leadership in the Age of AI

The White House released a fact sheet outlining its strategy to ensure U.S. security and economic strength in the age of artificial intelligence. The strategy balances the global diffusion of AI technology with national security concerns. It streamlines chip export licensing to foster collaboration with allies and partners, promoting responsible AI development while simultaneously imposing strict restrictions on certain countries to prevent AI misuse, particularly for developing weapons of mass destruction or human rights abuses. The strategy emphasizes establishing security and trust standards and strengthening international cooperation through government-to-government agreements to build an AI ecosystem based on shared values.

(www.whitehouse.gov)

Tech chip controls Economic Strength

Milk Kanban: Principles Over Practices in Agile

2025-03-15

This article uses the example of an office 'Milk Kanban' to illustrate the essence of the Kanban method. Traditional Kanban is often simplified to workflow management with whiteboards and sticky notes, neglecting its core – visual signals. The author points out that the 'Milk Kanban' – a note attached to the last carton of milk saying 'Bring me to Kasia' – perfectly embodies the essence of Kanban: using the simplest visual signal to clearly convey information (milk is running low, needs restocking). This reminds us that Kanban system design should be simple and clear, avoiding over-engineering and focusing on core principles rather than specific practices.

(brodzinski.com)

Development Workflow Management

One Click, Half a Million Lost: Sophisticated Crypto Phishing Scam Exploits Google Services

2024-12-20

Two victims lost nearly $500,000 in cryptocurrency after clicking on a fraudulent Google account recovery prompt. Scammers used a real Google phone number, forged Google security emails, and tricked victims into clicking a Google prompt on their phones, gaining control of their Gmail accounts. One victim's mistake was storing a picture of their cryptocurrency wallet's seed phrase in Google Photos, giving the scammers easy access to their funds. This incident highlights vulnerabilities in Google's authentication system and the sophistication of scammers using Google services for high-tech phishing attacks.

(krebsonsecurity.com)

Tech phishing cryptocurrency security google authentication

Groundbreaking Immunotherapy for Brain Cancer to Enter Large-Scale Clinical Trial

2025-02-27

Groundbreaking Immunotherapy for Brain Cancer to Enter Large-Scale Clinical Trial

An Australian-led international clinical trial will scientifically investigate the efficacy of a double immunotherapy approach in treating glioblastoma. The trial, led by The Brain Cancer Centre, a collaboration of world-leading oncologists, immunologists, and neurosurgeons, will test double immunotherapy, with some patients also receiving chemotherapy. While early results are promising, researchers emphasize the need for a large-scale clinical trial before it can be considered a breakthrough.

(www.wehi.edu.au)

Tech glioblastoma clinical trial

Datafold: Seeking Senior Backend Engineer to Revolutionize Data Migration with AI

2025-03-05

Datafold: Seeking Senior Backend Engineer to Revolutionize Data Migration with AI

Datafold, a Series A startup backed by top-tier VCs like YC, Amplify, and NEA, is searching for a seasoned backend (or full-stack) engineer. Datafold focuses on data quality and observability, and its AI-powered Datafold Migration Agent (DMA) drastically reduces data migration timelines by 5-10x. DMA combines large language models with unique data diffing technology, automating SQL dialect translation and data reconciliation. The role requires 5+ years of software engineering experience, Python proficiency, and proven end-to-end project management skills. If you're passionate about the intersection of AI and data engineering, this is an exciting opportunity.

(www.ycombinator.com)

Development Data Migration

Converge Hiring Senior Full-Stack Engineer: Build a Million-Dollar Marketing Measurement Platform

2024-12-16

Converge Hiring Senior Full-Stack Engineer: Build a Million-Dollar Marketing Measurement Platform

Converge, a Y Combinator-backed company with over $1M in ARR, is hiring a senior full-stack engineer. The small team (only 4 people) serves 180+ customers, processing billions of dollars in annual sales and billions of events per month. You'll build a unified marketing measurement stack, including customer data collection, identity resolution, and marketing attribution, with direct customer interaction and significant ownership. The company values action-orientedness, continuous learning, positive attitudes, and simplicity. Requires extensive full-stack experience, proficiency in React and backend development, and knowledge of production software deployment and scaling.

(www.ycombinator.com)

Development Full-Stack Engineer Marketing Measurement

SQLite3: The Unsung Hero of Databases

2024-12-29

SQLite3 is a powerful, lightweight embedded database that quietly handles data for billions of deployments. Unlike its louder, more complex counterparts, SQLite3 operates as a single file, requiring no server setup. It boasts full SQL functionality, outperforming direct file I/O in speed, and managing databases up to 281 terabytes. From phones to websites, its stability, ease of use, and robust features make it an ideal choice for many projects, particularly those with moderate data needs or simpler database management requirements.

(calmlog.medium.com)

Development embedded database

AI Coding Assistant: My 'Oh Shit' Moment

2025-01-13

AI Coding Assistant: My 'Oh Shit' Moment

Over the Christmas break, the author experimented with an AI coding assistant to convert a Rust library to Haskell. The results were astonishing: the assistant not only completed the conversion but also generated a comprehensive test suite, C bindings, and CoreAudio interfacing. This wasn't simple knowledge regurgitation; it was the AI inventing something new. The author believes that future software engineers must embrace AI assistants to survive, and that a division currently exists within the industry regarding their adoption.

(ghuntley.com)

Development AI coding

The Centuries-Old Papal Election Ritual: A Blend of Tradition and Intrigue

2025-05-08

The Centuries-Old Papal Election Ritual: A Blend of Tradition and Intrigue

The papal election follows a centuries-old tradition. Nine cardinals are randomly selected for specific roles: three scrutineers oversee the voting, three infirmarii collect votes from the sick, and three revisers verify the results. Cardinals cast their ballots in order of seniority. Ballots are meticulously checked and counted, ensuring the number matches the electors. The scrutineers then read each name aloud, sewing the ballots together. Finally, the color of the smoke from the burning ballots signals the world whether a new pope has been elected.

(www.cnn.com)

Misc Papal Election Religious Ritual Historical Tradition

Ernst Fraenkel's The Dual State and the Trumpian Warning

2025-03-23

Ernst Fraenkel's *The Dual State* and the Trumpian Warning

This article revisits Ernst Fraenkel's *The Dual State*, written before his escape from Nazi Germany. The book describes how the Nazi regime maintained a facade of normalcy in its capitalist economy while simultaneously operating a 'prerogative state' of unchecked violence. The author argues that dictatorships don't abolish existing laws but create a lawless zone alongside the 'normative state.' Actions by the Trump administration, such as abuses of power and suppression of dissent, mirror this 'dual state' model, serving as a warning against such systemic risks.

(www.theatlantic.com)

Misc

AI Deepfakes Trick Startup into Nearly Hiring Fake Candidates

2025-03-12

AI Deepfakes Trick Startup into Nearly Hiring Fake Candidates

Vidoc Security, a startup, narrowly avoided hiring two AI-generated imposters. These sophisticated deepfakes passed technical interviews with impressive coding skills, using fabricated resumes and AI-filtered video interviews to mask their true identities. The startup ultimately uncovered the deception and shared preventative measures, including requiring candidates to disable video filters, recording interviews, and verifying identities. This incident highlights the emerging security risks posed by AI and underscores the need for enhanced precautions in remote hiring processes.

(newsletter.pragmaticengineer.com)

Tech hiring risks

The True Cost of PMI: Why You Should Pay Down Your Low-Interest Mortgage

2024-12-24

The True Cost of PMI: Why You Should Pay Down Your Low-Interest Mortgage

The author achieved a guaranteed 10.66% return by paying down their low-interest mortgage to eliminate PMI (Private Mortgage Insurance). The article analyzes the trade-offs between paying down a low-interest mortgage and investing, highlighting that while low-interest rates offer modest returns, the cost of PMI is significant. The author calculated a 10.66% effective return on eliminating PMI, exceeding most investment returns. Readers are encouraged to perform their own calculations to assess the value of prepaying their mortgage.

(andrewbridges.org)

Misc mortgage return on investment

Norwegian Frigate Sinks After Collision: A Case Study in Human Error

2025-09-11

Norwegian Frigate Sinks After Collision: A Case Study in Human Error

The 2018 sinking of the Norwegian frigate HNoMS Helge Ingstad following a collision with an oil tanker highlights critical flaws in training, communication, and damage control. The investigation revealed human error as the primary cause, stemming from an inexperienced watch officer's misjudgment of a tanker's position and inadequate use of navigational aids. The accident underscores the vulnerability of even modern warships to catastrophic failure due to human factors, despite sophisticated technology. The incident led to numerous recommendations for improved training, enhanced damage control procedures, and better integration of navigational systems, serving as a stark reminder of the importance of vigilance and preparedness in naval operations.

(www.navylookout.com)

Tech Naval Accident Human Error Damage Control

ACCESS.bus: The Forgotten Universal Serial Bus That Lives On

2025-03-03

ACCESS.bus: The Forgotten Universal Serial Bus That Lives On

ACCESS.bus, a universal serial bus based on the I²C protocol, attempted to challenge USB in the 1990s but ultimately failed. This article recounts its history, from DEC's ambitious vision to its eventual use in monitor communication (DDC), and explores the reasons for its failure: slow speed, lack of major vendor support, and DEC's declining influence. While ACCESS.bus didn't become mainstream, parts of its technology persist in HDMI and DisplayPort, showcasing its innovative and forward-thinking nature.

(tedium.co)

Tech

Optimizing a Rust AV1 Decoder: Avoiding Unnecessary Zeroing and Optimizing Struct Comparisons

2025-05-22

Optimizing a Rust AV1 Decoder: Avoiding Unnecessary Zeroing and Optimizing Struct Comparisons

By comparing the performance of the Rust-based AV1 decoder rav1d and the C-based dav1d, the author, using a sampling profiler, identified two performance bottlenecks. The first was unnecessary zeroing of a buffer in rav1d on ARM architecture, leading to performance degradation. The second was an inefficient implementation of struct comparisons in rav1d. By using `MaybeUninit` to avoid unnecessary zeroing and optimizing struct comparisons, the author improved rav1d's performance by almost 2%.

(ohadravid.github.io)

Development AV1 Decoder

McWig: A Vim-like Text Editor in Go – A Speedy Experiment

2025-06-12

McWig: A Vim-like Text Editor in Go – A Speedy Experiment

McWig is a modal, Vim-like text editor written in Go, currently used by its creator as a daily driver. It only supports .go files and is in early development, so use with caution as it may damage files. Features include LSP autocomplete, goto definition, hover info, Tree-sitter support, and color themes (borrowed from Helix). However, it's also buggy. The project was a quick experiment to explore the text editor space, and the author plans to develop it into a stable, full-featured editor.

(github.com)

Development

Visionary Artist Robert Wilson Dies at 83

2025-08-02

Visionary Artist Robert Wilson Dies at 83

Robert Wilson, a groundbreaking artist celebrated for his highly visual and stylized theatrical productions, passed away at 83. His death, following a brief illness, was announced by the Watermill Center, the arts organization he founded. Wilson's work, ranging from the iconic opera 'Einstein on the Beach' with Philip Glass to collaborations with Marina Abramović, defied traditional theatrical norms, blending music, dance, and visual art into epic, often lengthy performances. A prolific visual artist in his own right, Wilson's paintings, sculptures, and installations graced museums worldwide. His legacy extends beyond his artistic creations to the Watermill Center, a vital hub for the arts he established. Wilson's innovative approach to stagecraft and visual storytelling will continue to inspire future generations.

(www.theartnewspaper.com)

Art Visual Arts

Python-BPF: A New Way to Write eBPF Programs in Python

2025-09-15

Python-BPF is a revolutionary open-source library enabling the writing of eBPF programs entirely in Python, compiling them directly into object files. This eliminates the previous cumbersome approach of embedding C code within Python. Leveraging Python's AST and LLVM IR for compilation, Python-BPF supports control flow, hash maps, helper functions, and more, significantly streamlining eBPF development and offering a new production-ready option.

(xeon.me)

Development

Microsoft's AI Gamble: DeepSeek Sets a New Bar

2025-03-27

Microsoft's AI Gamble: DeepSeek Sets a New Bar

Microsoft CEO Satya Nadella rapidly deployed DeepSeek's R1 model onto Azure, marking a strategic shift in Microsoft's AI approach. DeepSeek's efficient AI models and lean team achieved App Store success, setting a new benchmark for Microsoft's own AI development. Microsoft is significantly investing in AI, including $80 billion in datacenters and research into its own Muse model for Copilot, aiming to boost its competitive edge. However, challenges remain, including potential datacenter overcapacity and achieving its 2030 carbon-neutral goal.

(www.theverge.com)

Tech

Blazing Fast Cubic Bézier Easing Function Library in C++

2025-09-20

This article introduces a single-header C++20 library that represents cubic Bézier curves directly as easing functions, leading to performance improvements in animation. Implemented using the `EasingCubicBezier` template class, the library offers PRECISE (high accuracy) and FAST (high performance) modes. Benchmark tests demonstrate that this approach outperforms Blender's algorithm and numerical solutions based on the Newton-Raphson method, offering superior speed and stability, especially for real-time animation systems. This is because it avoids the overhead of solving cubic polynomial equations at runtime.

(asawicki.info)

Development Bezier Curves

Cold Water Viscosity May Have Spurred Complex Life's Emergence

2025-01-12

Cold Water Viscosity May Have Spurred Complex Life's Emergence

A new study proposes that the high viscosity of cold seawater during the 'Snowball Earth' periods billions of years ago may have driven the evolution of multicellular life. Experiments show that single-celled algae, under high-viscosity conditions, spontaneously formed larger, coordinated groups to maintain feeding efficiency, persisting in this state for generations. This suggests a novel evolutionary strategy for early life to adapt to environmental challenges. While further research is needed, the study offers a fresh perspective on the origin of multicellularity, highlighting the significant role of physical environmental factors in shaping life's trajectory.

(www.quantamagazine.org)

Tech Snowball Earth Multicellularity Viscosity

DOJ Claims Money Isn't Property: A Legal Absurdity

2025-01-31

DOJ Claims Money Isn't Property: A Legal Absurdity

In a shocking legal argument, the US Department of Justice (DOJ) claimed that confiscating $50,000 from a small business owner, Chuck Saine, didn't violate his property rights because money isn't property. Their reasoning? The government creates money, can tax it, and the Constitution allows spending for the 'general welfare'. This absurd claim challenges fundamental property rights and has sparked outrage. The case will be decided in court, but the DOJ's argument raises serious concerns about governmental overreach.

(reason.com)

Misc property rights government overreach

Earth's Magnetic Field and Atmospheric Oxygen: A 500 Million Year Correlation

2025-06-20

Earth's Magnetic Field and Atmospheric Oxygen: A 500 Million Year Correlation

A new NASA study reveals a remarkable 500-million-year correlation between the strength of Earth's magnetic field and atmospheric oxygen levels. The research suggests that deep Earth processes may influence surface habitability. By analyzing paleomagnetic records and ancient oxygen levels, scientists found striking similarities in their fluctuation patterns, hinting at a common underlying process, such as continental movement. This discovery offers a new perspective on the link between life's evolution and Earth's internal processes, though the precise mechanisms require further investigation.

(science.nasa.gov)

Tech Earth's magnetic field atmospheric oxygen habitability

TikTok Ban: Supreme Court Showdown Looms

2025-01-06

TikTok Ban: Supreme Court Showdown Looms

The Supreme Court is set to hear a case challenging a federal ban on TikTok, which mandates ByteDance sell the app due to national security concerns about Chinese government influence. The article analyzes the conflict between this ban and the First Amendment's free speech protections. While the government has a history of preventing foreign control over US communication infrastructure, the direct ban on a specific platform raises concerns about potential abuse and chilling effects on free speech. The author predicts a likely loss for TikTok but stresses the crucial importance of the Court's wording to prevent broader damage to free speech rights. The case highlights the tension between national security and fundamental freedoms.

(www.vox.com)

Tech First Amendment

AWS Free Tier Overhaul: Credit-Based System Arriving July 15, 2025

2025-07-12

AWS Free Tier Overhaul: Credit-Based System Arriving July 15, 2025

AWS is dramatically changing its Free Tier starting July 15, 2025. The 12-month free trial is being replaced with a credit-based system offering up to $200 in credits for new users, earnable through various activities. However, this comes with limitations: a maximum 6-month duration, automatic account closure after expiration, and restricted service access. Existing users are unaffected. New users should create accounts before July 15th for the 12-month free tier, or after that date, carefully choose between the Free and Paid plans, monitoring credit usage to avoid account closure.

(freetier.co)

Tech Credit System

A Busy Mom's Life: Sewing, Baking, and Raising Three Kids

2025-08-01

A mother from Washington state shares her busy daily life: juggling three jobs, three kids, and household chores, while also keeping up with fitness, reading Ender's Game, sewing her children's winter wardrobes, and trying to reduce caffeine intake. She recently took her kids to see a laser light show at Coulee Dam and shares her favorite baking recipe – baked oatmeal that her kids devour for breakfast. Despite all this, she's still battling migraines.

(mountainofink.com)

Misc crafts

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