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Geometry Clipmaps: Simple Terrain Rendering with Level of Detail

2024-12-12

This blog post details geometry clipmaps, a technique for rendering vast terrains in real-time. It leverages a mesh with varying tessellation density—finer near the camera, coarser further away—to achieve level of detail. The author meticulously explains implementation details, including mesh generation, rendering procedures, handling seams, and efficient heightmap storage. Mesh alignment is crucial, preventing shimmering artifacts. While complex, the technique shines for its simplicity, avoiding computationally expensive algorithms while maintaining high-quality terrain rendering.

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(mikejsavage.co.uk)
Game terrain rendering geometry clipmaps

Open Source Pen Plotter Robot Project

2024-12-13

Robertleoj has open-sourced a project on GitHub called Pen Plotter Robot, a pen plotting robot. The project includes the robot's design, construction, and control program, aiming to help makers and enthusiasts learn about robotics and mechanical design. The code and documentation are publicly available for learning and improvement.

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(github.com)
Hardware pen plotter

WXT: Next-Gen Web Extension Framework for Accelerated Development

2024-12-12

WXT is an open-source tool revolutionizing web extension development. Supporting Chrome, Firefox, Edge, Safari, and all Chromium-based browsers, it builds both Manifest V2 and V3 extensions from a single codebase. Boasting lightning-fast HMR, file-based entry points, and default TypeScript support, WXT offers auto-imports and automated publishing. Framework-agnostic and compatible with any Vite plugin, it features a module system and remote code downloading, maximizing development speed and allowing developers to focus on features, not build scripts.

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(wxt.dev)
Development web extension development framework

Microsoft Discontinues iMac Rival Surface Studio 2+

2024-12-13

Microsoft has discontinued its Surface Studio 2+, ending its only direct competitor to Apple's iMac. The high-end all-in-one PC, aimed at creative professionals, featured a unique tilting touchscreen display. However, its high price and lagging specs hampered its success. This leaves a gap in the Windows ecosystem for premium all-in-one devices and cements Apple's dominance in this market segment.

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(www.macrumors.com)
Hardware All-in-one PC

In Memoriam: Donald Bitzer, Pioneer of Computing

2024-12-13

The Computer History Museum mourns the passing of Donald L. Bitzer (1934-2024), a pioneering computer scientist. Co-inventor of the flat-panel plasma display and creator of the PLATO system—the world's earliest time-shared computer-based education system and a groundbreaking online community—Bitzer's innovations presaged many modern online features. PLATO included forums, message boards, online testing, email, chat rooms, instant messaging, and multiplayer games, laying the groundwork for the interconnected digital world we know today.

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(computerhistory.org)
Tech computer history plasma display PLATO system

BlenderGPT: AI-Powered 3D Modeling in 20 Seconds

2024-12-12

BlenderGPT is an advanced AI program that generates 3D models from text or image prompts in approximately 20 seconds. It produces fully textured meshes, importable directly into Blender via a shortcut, or downloadable for use in any compatible software. Try it free today and experience the speed and ease of this revolutionary 3D modeling tool.

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(www.blendergpt.org)
AI 3D modeling

French Anti-Piracy Battle Escalates: DNS Provider Quad9 Blocks Pirate Sites Globally

2024-12-12

In an escalating fight against online sports piracy, French media giant Canal+ secured court orders forcing DNS providers Quad9 and Vercara to block access to pirate streaming sites in France. Quad9, deeming this an absurd application of copyright law, plans to appeal but has globally blocked the domains for now. This action sparks a global debate about copyright and net neutrality, with Quad9 seeking public support for its appeal to maintain an open internet.

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(torrentfreak.com)
Tech copyright net neutrality DNS blocking

MIT Develops Noninvasive Imaging Method for Deeper Tissue Penetration

2024-12-13

MIT researchers have developed a novel noninvasive imaging technique that more than doubles the depth limit of metabolic imaging. Using high-powered lasers and a specialized fiber shaper, the method minimizes light scattering, allowing for clearer and faster imaging of living tissue. This label-free approach avoids tissue preprocessing, providing a more natural representation of cellular structures and functions. The increased depth penetration and speed promise significant advancements in cancer research, tissue engineering, drug discovery, and immunology.

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(news.mit.edu)
Tech biomedical imaging laser technology in vivo imaging

New Study Pinpoints Neanderthal Interbreeding with Modern Humans

2024-12-13

A new analysis of ancient DNA from modern humans in Europe and Asia has precisely determined the timeframe of Neanderthal interbreeding with Homo sapiens. The interbreeding began approximately 50,500 years ago and lasted for about 7,000 years, until Neanderthals began to disappear. This research, using 58 ancient genomes and present-day human genomes, revealed an average interbreeding date of around 47,000 years ago, consistent with archeological evidence. The study also found that East Asians possess about 20% more Neanderthal genes than Europeans and West Asians, potentially due to the presence of mixed genes when modern humans migrated eastward around 47,000 years ago. The findings offer a more complete picture of past human migrations and gene flow, and shed light on the impact of Neanderthal genes on modern human health.

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(news.berkeley.edu)
Tech Neanderthals Homo sapiens Gene flow

Colorado Hunters Donate Wild Game to Fight Food Insecurity

2024-12-12

In Colorado, Meat Cleaver, a meat processor, partners with hunters to donate excess venison, elk, and other wild game to local food banks, combating food insecurity. Funded by Farmers and Hunters Feeding the Hungry (FHFH), the program reduces waste and provides healthy protein to vulnerable families. While currently limited to Meat Cleaver, the program has successfully donated thousands of pounds of meat, receiving community praise. Participating hunters, despite the competitive hunting license system, find fulfillment in assisting those in need.

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(collective.coloradotrust.org)
Misc food banks wild game donation community assistance

Google Unveils Android XR: A New Platform for Headsets and Glasses

2024-12-12

Google, in partnership with Samsung and Qualcomm, announced Android XR, a platform designed to extend reality for exploration, connection, and creation. Leveraging AI advancements, Android XR enables headsets and glasses to understand user intent and context, facilitating more natural interactions. The first device, codenamed Project Moohan and built by Samsung, will launch next year and features integration with Gemini AI, pre-installed apps like YouTube and Google TV, and seamless transitions between virtual and real environments. Future plans include support for glasses offering everyday assistance.

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(blog.google)
Tech Extended Reality Artificial Intelligence

High-Performance Concurrent Iteration Library lfi Launched

2024-12-12

lfi is a lightweight functional programming library focused on synchronous, asynchronous, and concurrent iteration. It significantly outperforms libraries like p-map and p-filter in concurrent iteration by processing each item independently, resulting in substantial performance gains. lfi also features lazy evaluation, performing operations only when needed to save memory, and boasts a small size, making it easily tree-shakeable. Its clean API design, combined with the pipe function, leads to more readable and maintainable code.

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(lfi.dev)
Development functional programming concurrent iteration performance optimization

Programming Language Memory Models: Challenges and Solutions in Concurrent Programming

2024-12-12

This article delves into programming language memory models, specifically the behavior of shared memory in multithreaded programs. Using a simple C-like program as an example, it illustrates how compiler optimizations can lead to unexpected results, such as race conditions between threads. To address this, modern languages introduce atomic variables and atomic operations to ensure thread synchronization and avoid data races. The article compares the memory models of Java, C++, Rust, and other languages, analyzing their strengths and weaknesses and evolution, and points out the remaining challenges in formally defining memory models.

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(research.swtch.com)
Development memory model multithreading concurrent programming

Hanami Core Team Member Peter Solnica Announces Retirement

2024-12-12

Peter Solnica, a core developer of the Hanami framework, recently announced his retirement from the core team. After two years of reflection, he decided to dedicate more time to his family and pursue a better work-life balance. Solnica expressed gratitude to numerous individuals and organizations that significantly impacted his career, including Lunar Logic, the DataMapper team, and Hanami team members. He stated that while no longer a core team member, he will continue to support Hanami's development and maintain contact with the community. Solnica's retirement doesn't reflect a loss of faith in Hanami, but rather a personal adjustment in time management and life priorities, shifting his focus to family and Elixir development.

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(solnic.dev)
Development Open Source Retirement

Fermat's Last Theorem Proof: Computers Tackle a Math Challenge

2024-12-12

A team is attempting to prove Fermat's Last Theorem using Lean, encountering unexpected challenges along the way. Instead of relying on the original proof, they're using a modern, more generalized approach. While formalizing crystalline cohomology, they discovered an error in a key lemma, leading to a re-examination of the theory's foundations. They ultimately found a workaround using an alternative proof. This experience highlights potential errors in modern mathematical literature and underscores the need for formalized proofs.

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(xenaproject.wordpress.com)
Development Fermat's Last Theorem Formalized Mathematics

Kubernetes Spec v1.32 Released: Comprehensive Resource Reference Guide

2024-12-12

kubespec.dev has released a reference guide and documentation for Kubernetes Spec v1.32, providing comprehensive documentation for all built-in resources, properties, types, and examples. The guide covers workloads, cluster, networking, configuration, storage, administration, and access control, enabling users to quickly find and understand Kubernetes functionalities. The project is open-source and accepts contributions.

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(kubespec.dev)
Development Documentation

Math Error Sparks Unnecessary Panic Over Black Plastic Kitchenware

2024-12-12

A recent study in Chemosphere claimed that black plastic kitchenware contains cancer-causing flame retardants, causing widespread panic. However, a McGill University scientist discovered a simple mathematical error in the study, overestimating exposure levels by a factor of ten. Despite the error, researchers maintain concerns about potential risks associated with black plastic kitchenware remain.

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(nationalpost.com)
Misc black plastic kitchenware math error health risks

Cambridge Blockchain Network Sustainability Index: Bitcoin Mining Map Reveals Energy Consumption Patterns

2024-12-12

The Cambridge Centre for Alternative Finance (CCAF) released a mining map visualizing global Bitcoin mining energy consumption as part of the Cambridge Blockchain Network Sustainability Index. The map shows the share of Bitcoin mining hashrate by country and region, revealing a seasonal migration pattern of Chinese miners between ‘dry’ and ‘wet’ seasons to leverage cheaper hydropower. However, this migration pattern likely ended after the Chinese government crackdown on the mining industry in June 2021. The research is based on geolocation mining facility data collected in partnership with several Bitcoin mining pools and acknowledges contributions from BTC.com, Poolin, ViaBTC, and Foundry.

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(ccaf.io)
Tech Bitcoin mining energy consumption sustainability

AI Color Palette Generator - Browse, Edit, Visualize and Generate Unique Palettes

2024-03-20

Artificial Intelligence (AI) is revolutionizing the way we design with colors. Using AI algorithms, AIColors.co helps designers create color palettes that evoke desired emotions, enhance user experience, and align with brand identities. The website offers a user-friendly interface where designers can input keywords or images to generate unique color combinations. With a database of millions of colors and various customization options, AIColors.co empowers designers to explore and refine their color choices. Additionally, the website provides resources and tutorials on color theory and AI-driven design, making it a valuable tool for both novice and experienced designers.

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(aicolors.co)
24
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The rev.ng decompiler goes open source + start of the UI closed beta - rev.ng

2024-03-29

The provided website discusses the open-sourcing of Ren's Virtual Machine (VM) Decompiler UI as part of a closed beta. It highlights the benefits of open-sourcing, including community collaboration, transparency, and increased security. The article also provides a walkthrough of the decompiler UI, explaining its features and functionality. Additionally, it mentions the availability of the source code on GitHub and encourages developers to contribute to the project.

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(rev.ng)
25
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MicroLaunch

2024-03-12

MicroLaunch provides investment solutions with a focus on high-quality, early-stage technology companies in the Midwestern United States.

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(microlaunch.net)
23
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The Priesthoods: Power, Corruption, and the Future of Expertise

2025-01-09

This essay explores the dynamics of 'priesthoods'—expert communities like the medical establishment—and the challenges they face. The author argues that these groups, in their pursuit of intellectual authority, often isolate themselves from the public, creating an internal knowledge bubble. While this isolation fosters in-depth discussion and consensus-building, it can also breed internal biases and vulnerability to political or other influences. Using examples from medicine and architecture, the article analyzes how these groups function, their susceptibility to capitalist pressures, and their recent susceptibility to capture by political ideologies. The author ultimately questions how to respond to the declining credibility of these expert communities: should we attempt to fix the existing system, or explore alternative models of knowledge dissemination?

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(www.astralcodexten.com)
Misc expert communities power ideology

Drawing Animals with Margaret Mead: A Childhood Memory

2025-01-09

In 1963, the 10-year-old author found himself drawing animals on napkins with renowned anthropologist Margaret Mead at the annual meeting of the American Society for Group Psychotherapy and Psychodrama. Mead, at the height of her career, engaged the child in a spontaneous drawing session, offering a glimpse into her methods of understanding children's early cognitive development within a cultural context. The anecdote provides a personal and historical snapshot of a unique childhood experience and a notable moment in 20th-century American culture.

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(www.psychologytoday.com)
Misc Margaret Mead childhood memory cultural anthropology

Double-Keyed Caching: How Browser Cache Partitioning Reshaped the Web

2025-01-09

To enhance privacy, browser caching has shifted from a simple key-value store to double-keyed caching (or cache partitioning). This fundamentally changes how resources are cached: previously shared across sites via public CDNs, now each site maintains its own copy. While bolstering privacy by preventing cache probing, timing attacks, etc., this leads to lower cache hit rates and increased network load. The article analyzes this impact on various resources (shared libraries, fonts, large models), proposing solutions like domain consolidation, module federation, and smart resource loading. The era of shared public CDNs may be ending, but the web's adaptability will prevail.

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(addyosmani.com)
Development browser caching

My Biohacking Experience: Getting a Magnet Implant

2025-01-09

A biohacker recounts their experience getting a magnet implanted under their skin. Opting for the xG3 v2, they sought to experience both magnetic sensing and lifting capabilities. The procedure was straightforward, with healing involving minor swelling and bruising. Afterwards, they could sense magnetic fields, such as those from a laptop charger and microwave, and easily pick up small ferromagnetic objects like paperclips. They could also manipulate a virtual compass on their phone and even unlock their laptop. Despite some minor magnet migration, they're happy with the experience and plan future body modifications.

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(vale.rocks)
Misc biohacking body modification magnet implant

Four Reasons Why Zoom Meetings Are So Exhausting (and How to Fix It)

2025-01-09

Stanford researchers have identified four key causes of 'Zoom fatigue': excessive close-up eye contact, constantly seeing yourself on camera, restricted mobility, and increased cognitive load. Excessive eye contact and large face sizes create stress; constantly seeing yourself leads to self-criticism; limited movement and higher cognitive load exacerbate fatigue. Solutions include reducing Zoom window size, hiding self-view, increasing movement, and taking 'audio-only' breaks. A Zoom Exhaustion & Fatigue (ZEF) scale is also being developed to measure the extent of Zoom fatigue.

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(news.stanford.edu)
Tech Zoom fatigue video conferencing human-computer interaction

Delta Air Lines Partners with YouTube Premium for In-Flight Entertainment

2025-01-09

Delta Air Lines has partnered with YouTube to offer free YouTube Premium and YouTube Music to its SkyMiles members on flights. This exclusive deal includes curated content from top YouTube creators and is part of Delta's broader strategy to enhance the in-flight experience and attract entertainment industry travelers. The airline is also rolling out an AI-powered personal assistant, Delta Concierge, and a new in-flight series hosted by Tom Brady focused on wellness travel tips.

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(variety.com)
Tech Airlines
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