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Unlocking the Secrets of Ancient Brains: A Novel Paleoproteomic Method

2025-06-14

Unlocking the Secrets of Ancient Brains: A Novel Paleoproteomic Method

Researchers at the University of Oxford have developed a groundbreaking method for extracting and identifying proteins from ancient soft tissues, like brains. Using urea to break down cell membranes, they've successfully analyzed 200-year-old human brain samples, identifying over 1200 proteins—the most diverse paleoproteome ever reported. This technique opens up exciting possibilities for studying ancient diseases, diets, and evolutionary relationships, offering unprecedented insights into the health of past populations.

(phys.org)

Tech paleoproteomics ancient proteins

Apollo's '8-Ball': Dissecting the Lunar Module's Flight Director/Attitude Indicator

2025-06-14

Apollo's '8-Ball': Dissecting the Lunar Module's Flight Director/Attitude Indicator

This article delves into the Apollo lunar missions' Flight Director/Attitude Indicator (FDAI), a unique instrument featuring a rotating black ball nicknamed the '8-ball'. It meticulously explains the ingenious mechanism allowing the '8-ball' to rotate around three axes (roll, pitch, yaw), and the complex servo-control system within the FDAI, including synchros, servo loops, motor/tachometers, and amplifiers. The author traces the FDAI's history from its use in the X-15 rocket plane and F-4 fighter to its role in the Apollo lunar module and Space Shuttle simulator, highlighting its significance in aerospace history. Comparisons are drawn between the Apollo FDAI and the F-4's ARU/11-A indicator, revealing similarities and differences.

(www.righto.com)

Tech instrumentation

The Dying Art of Reading: A Professor's Lament

2025-03-31

The Dying Art of Reading: A Professor's Lament

A tenured professor, writing anonymously, laments the declining reading comprehension skills of today's college students. He details how many students struggle with adult literature, exhibiting reading levels comparable to elementary school. The pervasive use of AI for cheating further exacerbates the issue, hindering genuine learning. The professor argues this isn't a failure of the education system, but a societal problem rooted in students' addiction to their phones, lack of reading engagement, and a transactional view of college as a mere stepping stone to a job. He expresses deep sadness and concern.

(www.persuasion.community)

Misc

AI Model Collapse: The Looming Threat of Data Contamination

2025-06-15

AI Model Collapse: The Looming Threat of Data Contamination

The launch of OpenAI's ChatGPT in 2022 was a watershed moment for AI, comparable to the atomic bomb. Now, researchers warn of 'AI model collapse,' where AI models are trained on synthetic data created by other AI models, leading to unreliable results. This is likened to the contamination of metals by nuclear fallout, requiring 'low-background' materials. Researchers are advocating for access to pre-2022 data, considered 'clean,' to prevent this collapse and maintain competition. Policy solutions like mandatory labeling of AI-generated content and promoting federated learning are proposed to mitigate the risks of data contamination and monopolies.

(www.theregister.com)

AI AI model collapse data contamination

Adobe's Project Indigo: A New AI-Powered Camera App Challenges Smartphone Photography Norms

2025-06-23

Adobe's Project Indigo: A New AI-Powered Camera App Challenges Smartphone Photography Norms

Adobe launched Project Indigo, an iPhone camera app developed by former members of Google's Pixel camera team. Combining computational photography with AI features, it offers pro controls and a more natural image look, avoiding over-processing. It achieves high-quality results by combining up to 32 frames with mild tone mapping and sharpening, and includes AI-powered features like "Remove Reflections." Currently available for iPhone 12 Pro and later, an Android version is coming soon.

(www.engadget.com)

Tech computational photography smartphone photography

US Weighs Ban on TP-Link Routers Over Hacking Fears

2024-12-18

US Weighs Ban on TP-Link Routers Over Hacking Fears

The US government is considering a ban on TP-Link routers, a popular Chinese brand, due to national security concerns linked to cyberattacks. Investigations are underway by the Departments of Commerce, Defense, and Justice. TP-Link holds a 65% US market share, largely due to its low prices. A Microsoft report implicated TP-Link routers in ransomware and other cyberattacks launched by Chinese hackers. Investigators allege TP-Link fails to address vulnerabilities, and refuses to cooperate with cybersecurity experts. TP-Link claims its security practices meet industry standards and is committed to addressing US national security concerns. This action reflects broader US concerns about Chinese technology and efforts to restrict imports from China.

(nypost.com)

Tech national security

Reverse Engineering the Commodore 64 Freezer Cartridge: A Deep Dive

2025-06-14

This article delves into the reverse engineering of Commodore 64 freezer cartridges, such as the Final Cartridge III. These cartridges leverage the C64's Ultimax mode and NMI interrupts to achieve functionalities like freezing programs, applying cheat codes, and saving game states. The article meticulously explains the technical challenges of the freezing process, such as coordinating 6502 CPU instruction cycles with Ultimax mode activation, and how limited memory resources are utilized for displaying menus and managing state backups. The author also analyzes the cartridge's backup mechanisms and game trainer functionality, praising the developers' deep understanding of the C64 hardware and their masterful coding skills.

(www.pagetable.com)

Hardware Freezer Cartridge

Sunlight-Powered Flight: Battery-Free Atmospheric Explorers

2025-08-16

Sunlight-Powered Flight: Battery-Free Atmospheric Explorers

Harvard researchers have designed a battery-free, miniature flying device that uses sunlight for propulsion, allowing it to levitate in the upper atmosphere. The device consists of two ultrathin layers of aluminum oxide, generating lift through a thermal difference created by sunlight and a clever hole design, acting like a miniature 'solar-powered helicopter'. This technology promises to explore understudied regions of Earth's atmosphere, even the edge of space, opening new avenues for atmospheric science research.

(www.nature.com)

Tech flying device atmospheric exploration

ThinkPad's Iconic TrackPoint is Gone (From Some Models)

2025-01-19

ThinkPad's Iconic TrackPoint is Gone (From Some Models)

Lenovo has removed the iconic TrackPoint from its new ThinkPad X9 Aura Edition laptops. While the TrackPoint will remain in other ThinkPad models, this decision marks a significant shift. Lenovo argues the TrackPoint, a legacy design, doesn't resonate with all demographics in a predominantly touchpad world. The new Aura Edition laptops boast Intel's Lunar Lake processors, premium OLED displays, and local AI powered by Meta's Llama 3.0, aiming for broader market appeal.

(www.pcworld.com)

Hardware

Flock Safety's Nationwide Surveillance Network: A Privacy Nightmare?

2025-09-04

Flock Safety's Nationwide Surveillance Network: A Privacy Nightmare?

Flock Safety is deploying automatic license plate recognition (ALPR) cameras across the US, creating a massive surveillance network spanning thousands of cities. The system allows private users to create 'hotlists' and cross-references plates against police and FBI databases, raising serious privacy concerns. Its ability to track individuals' movements and widespread use by law enforcement, potentially for political persecution, is alarming. The article urges opposition to this mass surveillance, suggesting legislative action, public engagement, and limitations on data retention, sharing, and database usage to protect civil liberties.

(www.aclu.org)

Tech

The Ultimate Office Snack Review: Grapes Reign Supreme!

2025-02-24

The Ultimate Office Snack Review: Grapes Reign Supreme!

An employee conducted a comprehensive review of office snacks, rating them across four dimensions: taste, productivity impact, logistics, and social impact. Bananas, beef jerky, someone else's lunch, a protein bar, a fruit bar, grapes, a granola bar, and a lemon were all put to the test. Grapes emerged as the champion, scoring perfectly across the board due to their taste, productivity boost, convenience, and positive social impact. The humorous review offers a fresh perspective on office snack selection.

(www.getlago.com)

Misc office snacks food review

arXivLabs: Experimental Projects with Community Collaborators

2025-06-02

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 only partners with those adhering to these values. Got an idea to enhance the arXiv community? Learn more about arXivLabs.

(arxiv.org)

Development

EU Sanctions Ineffective: Russian Cyberattack Actors Evade Sanctions

2025-09-12

In May 2025, the European Union sanctioned the owners of Stark Industries Solutions Ltd., a bulletproof hosting provider that facilitated Kremlin-linked cyberattacks and disinformation campaigns. However, new findings reveal the sanctions had little impact. Stark cleverly rebranded and transferred assets to affiliated entities, continuing operations. The owners, tipped off before the sanctions, moved operations to PQ Hosting Plus S.R.L. and MIRhosting, using new brand names like the[.]hosting and WorkTitans BV. Investigations linked the Dutch company MIRhosting and its owner Andrey Nesterenko to Russian-backed cyberattacks, while Youssef Zinad, seemingly controlling WorkTitans BV, maintains close ties with MIRhosting. The operation appears to be a sophisticated scheme to evade sanctions, highlighting the complexities of combating cybercrime.

(krebsonsecurity.com)

Tech russian cyberattacks

PeerTube 7.1 Released: Enhanced Discoverability and Stability

2025-03-18

PeerTube 7.1 Released: Enhanced Discoverability and Stability

PeerTube version 7.1 is out, boasting significant improvements. Updates include a redesigned "About" page for clearer platform information; enhanced platform identification to easily understand video origins; improved Podcast 2.0 support for podcast app subscriptions; a default-enabled new view protocol for increased concurrent viewers; Mastodon account verification for enhanced trust; and a revamped P2P media loader for improved live stream stability.

(joinpeertube.org)

Development Video Platform

The Bitter Lesson Strikes Tokenization: A New Era for LLMs?

2025-06-24

The Bitter Lesson Strikes Tokenization: A New Era for LLMs?

This post delves into the pervasive 'tokenization' problem in large language models (LLMs) and explores potential solutions. Traditional tokenization methods like Byte-Pair Encoding (BPE), while effective in compressing vocabularies, limit model expressiveness and cause various downstream issues. The article analyzes various architectures attempting to bypass tokenization, including ByT5, MambaByte, and Hourglass Transformers, focusing on the recently emerged Byte Latent Transformer (BLT). BLT dynamically partitions byte sequences, combining local encoders and a global transformer to achieve better performance and scalability than traditional models in compute-constrained settings, particularly excelling in character-level tasks. While BLT faces challenges, this research points towards a new direction for LLM development, potentially ushering in an era free from tokenization.

(lucalp.dev)

AI Byte Latent Transformer

Pico-8 Fantasy Console Demo: Multi-Cartridge Game Shown at Revision

2025-04-19

A Pico-8 demo, utilizing multi-cartridge technology, was showcased at this year's Revision demoparty's "fantasy console" competition. Currently only viewable online, the full source code is available for download on Pouet. Accompanying YouTube videos showcase the game and its music creation process. The demo runs within Pico-8, downloading necessary data carts from the BBS. Some effects have also been released as standalone files.

(www.lexaloffle.com)

Game demo

From Clocks to Chaos: Unraveling Physiological Rhythms

2025-05-31

From Clocks to Chaos: Unraveling Physiological Rhythms

Two leading researchers in physiology delve into the core theoretical questions surrounding physiological rhythms, offering a significant contribution to chaos theory. The book explores rhythm generation, initiation, termination, perturbation effects, and spatial organization of oscillations. Accessible to biologists, physicians, physicists, and mathematicians alike, it requires no advanced math. The authors highlight the link between variations in rhythms and disease, introducing the concept of 'dynamical diseases' – illnesses not caused by pathogens but by disruptions in essential bodily timing. 'From Clocks to Chaos' provides a strong foundation for understanding dynamic processes in physiology.

(press.princeton.edu)

Tech Physiological Rhythms Chaos Theory Dynamical Diseases

Unraveling the Mystery of Forth's DOES>

2025-06-10

This article delves into the intricate implementation of the `DOES>` word in the Forth programming language. `DOES>` enables the creation of 'smart data structures' capable of executing custom actions. The author meticulously explains the three temporal aspects of `DOES>`: compile time, definition time, and runtime. Using the examples of `SHAPE` and `MAN`, the article illustrates how `DOES>` modifies the execution address of newly created words to achieve its functionality, ultimately executing the code following `DOES>` at runtime. The complexity of implementing `DOES>` and potential conflicts with modern OS memory management are also discussed.

(boston.conman.org)

Development

Making a JavaScript-Optional Online Board Game: A Case Study in Progressive Enhancement

2025-08-23

This article details how an online board game website achieved fully optional JavaScript functionality using server-side rendering, standard HTML elements, and URL parameters. The author replaced real-time updates with page auto-refresh, and used native HTML elements for dropdown menus and modals. While increasing server load and code complexity, this approach improved initial page load speed and site robustness, yielding unexpected benefits like more semantically correct HTML. However, the author concludes the extra effort isn't worthwhile unless targeting a very JavaScript-averse audience, and plans to eventually remove the extra code.

(bejofo.com)

Development JavaScript-Optional

A Microsoft Engineer's Encounter with Raymond Chen: Preprocessors and BitLocker Error Messages

2025-09-21

A Microsoft Engineer's Encounter with Raymond Chen: Preprocessors and BitLocker Error Messages

In 2009, a young Microsoft BitLocker developer sought a way to reference C++ constant values within .mc files to improve BitLocker's error messages. He reached out to an internal mailing list and received a concise yet effective reply from Raymond Chen: use the preprocessor. However, fearing a disruption to the complex Windows build system, the developer ultimately abandoned the approach. Years later, he reflects on this experience, highlighting shortcomings in Microsoft's internal tooling and his own avoidance of complex build systems.

(mtlynch.io)

Development

Hacking the Clock: How Scientists Are Reviving Ancient Forests

2025-03-10

Hacking the Clock: How Scientists Are Reviving Ancient Forests

Britain faces a biodiversity crisis, with the decline of ancient oak trees threatening countless species. This article explores how scientists are using technology—from laser scanning and microbial injections to artificial wounding—to accelerate the development of features in young trees that mimic the habitats found in centuries-old giants. This 'veteranization' process, while seemingly destructive, speeds up the natural creation of hollows and decay crucial for supporting diverse ecosystems, bridging the centuries-long gap between young and ancient trees, and offering hope for endangered species.

(www.noemamag.com)

Tech

Touching Time: Stones, Wood, and the Enduring Power of Intention

2025-09-21

Touching Time: Stones, Wood, and the Enduring Power of Intention

The author's experiences living in Rome and Japan led him on a quest to understand what evokes a feeling of connection across time. Initially, he believed it was ancient stone structures, like Roman ruins. However, in Japan, he discovered that even repeatedly rebuilt wooden buildings, like Kinkaku-ji (Golden Pavilion), could inspire the same feeling. Ultimately, he realized it wasn't the materials themselves, but the enduring intention, tradition, and continued practice behind the structures—like the centuries-old fire watch patrol in a Tokyo neighborhood—that forms the crucial link to the past.

(aethermug.com)

Misc cultural experience sense of time traditional architecture

AMA with AI Expert William J. Rapaport: The Future of AI and the Turing Test

2025-03-06

AMA with AI Expert William J. Rapaport: The Future of AI and the Turing Test

On March 27th, we'll be hosting a discussion with Professor William J. Rapaport, a renowned AI expert from the University at Buffalo, with appointments across CS, Engineering, Philosophy, and Linguistics. Professor Rapaport, author of the seminal book "Philosophy of Computer Science," and several key papers including recent work on AI's success and Large Language Models in relation to the Turing Test, will be available to answer your questions. Submit your questions via this form! This is a rare opportunity to engage directly with a leading AI researcher.

(docs.google.com)

AI Expert Q&A

From Prison to Programming: A Redemption Story

2025-06-24

h5law shares his incredible journey from battling addiction, mental health struggles, and imprisonment to finding redemption through programming. While incarcerated, he discovered a passion for learning, teaching himself computer science, Bitcoin, and Solidity. Now free, he continues his studies in programming, philosophy, and theology, intending to document his learning and projects on this blog. This is an inspiring tale of self-redemption and unwavering pursuit of knowledge.

(h5law.com)

Misc programming journey

PyTorch Model with Metal Acceleration: Performance and Correctness

2025-09-04

This article presents a PyTorch-based model that attempts to leverage Metal for accelerated computation while providing pure PyTorch fallbacks to guarantee correctness. The model's core involves complex calculations including matrix multiplications, cumulative sums, and exponentiation. To enhance performance, the authors attempt to use Metal for custom kernels, but fall back to a pure PyTorch implementation if the Metal extension isn't available. This design ensures compatibility and reliability across different hardware platforms, offering developers a solution that balances performance and correctness.

(gimletlabs.ai)

Development Model Acceleration

Jujutsu: A Game-Changing Version Control System

2024-12-12

The author daily drives Jujutsu, a Git-based version control system, and highly recommends it. Unlike other simplified Git alternatives, Jujutsu focuses on enhancing the workflow of power users, particularly in simplifying history editing. The author recounts a personal experience showcasing Jujutsu's ease in modifying past commits, eliminating complex Git commands. While Jujutsu has some shortcomings, like lacking support for git send-email and the Google CLA requirement, the author still uses it daily for personal projects.

(drewdevault.com)

Development Version Control

DIY Perks: Hacking an LCD Screen for OLED-Level Blacks

2025-03-08

DIY Perks: Hacking an LCD Screen for OLED-Level Blacks

Remember the rich blacks and vibrant colors of CRT TVs? DIY Perks shows how to achieve similar results with an LCD screen. By removing the backlight from an older LCD and using a de-wheeled DLP projector to project a high-res luminance map onto the back of the screen, they dramatically improve black levels and contrast. This clever hack bypasses the limitations of traditional LCD backlighting, producing an image comparable to OLED displays. A must-see for retro enthusiasts and anyone seeking superior image quality.

(hackaday.com)

Hardware LCD hack DLP projector high contrast

How Ideas Shape Historical Change: A Century-Spanning Ideological Struggle

2025-03-13

How Ideas Shape Historical Change: A Century-Spanning Ideological Struggle

This essay explores the role of ideas in major historical transformations. From religion to the Enlightenment and neoliberalism, the author analyzes how different ideologies have emerged, evolved, and impacted historical processes. Some ideologies, like Marxism, have exerted immense mobilizing power due to their rigorous theoretical frameworks during specific historical periods; others, such as neoliberalism, have achieved global influence through their control over economic foundations. The author argues that the Left needs to develop a systematic and uncompromising ideology capable of challenging the existing order to effectively participate in future historical changes.

(newleftreview.org)

Misc historical change political thought

Problem Sharks: Are Some Individuals More Likely to Attack Humans?

2025-02-02

Problem Sharks: Are Some Individuals More Likely to Attack Humans?

The common belief that shark attacks are accidental encounters is challenged by shark expert Eric Clua's research. By investigating multiple attacks, Clua found evidence of 'problem sharks' – individuals that actively target humans, not through mistaken identity, but as a bold exploration of novel prey. A recent study provides the first concrete evidence for this theory, showing that these sharks aren't bloodthirsty, but rather naturally bold risk-takers. This discovery shifts our understanding of shark behavior and suggests new strategies for preventing attacks.

(nautil.us)

Tech shark attacks problem sharks

QFEX is Hiring a Founding Backend Engineer

2025-06-20

QFEX is Hiring a Founding Backend Engineer

QFEX, a fintech company processing billions of dollars in daily trading volume, seeks a founding backend engineer. The role requires experience with high-performance languages (like C++), 3+ years building and running high-traffic, real-time production systems. Responsibilities include designing fault-tolerant, low-latency, high-availability services; setting up CI/CD and monitoring; and guiding technical direction. Ideal candidates possess fintech or low-latency experience, Kubernetes/IaC familiarity, and exceptional responsibility and decision-making skills.

(www.ycombinator.com)

Development

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