Olympic Champ Dominates 100m at Kid's Sports Day

2025-04-20
Olympic Champ Dominates 100m at Kid's Sports Day

Eight-time Olympic gold medalist Shelly-Ann Fraser-Pryce, a ten-time world champion sprinter, recently competed in a 100m race at her son's sports day against other parents. She utterly dominated the competition, showcasing her incredible speed and professionalism by running full-out without any showboating. The event highlights the stark difference between elite athletes and the average person.

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oLLM: Running Huge-Context LLMs on Consumer GPUs

2025-09-23
oLLM: Running Huge-Context LLMs on Consumer GPUs

oLLM is a lightweight Python library enabling inference of large-context LLMs like gpt-oss-20B and qwen3-next-80B on consumer GPUs with 8GB VRAM (e.g., a $200 Nvidia 3060 Ti), handling up to 100k context. This is achieved without quantization, by offloading layer weights and KV cache to SSD and employing techniques like FlashAttention-2 and chunked MLPs. Supporting various LLMs, oLLM offers a user-friendly API for large-scale text processing tasks such as analyzing contracts, summarizing medical literature, and processing massive log files.

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Development Low-Resource

The Construction and Challenges of Technical Identity: A Psychologist's Perspective

2025-04-17
The Construction and Challenges of Technical Identity: A Psychologist's Perspective

A psychologist specializing in software environments reflects on the social construction of the label “technical.” She argues that “technical” is not an objective assessment of skill but a reflection of power structures, excluding those who don't conform to established norms. Through personal experiences and research, the author reveals the gender, class, and racial biases present in the tech industry and the resulting inequalities. She calls for breaking down inherent technical identity boundaries, focusing on the humanity behind technology, and building a more inclusive and equitable tech ecosystem.

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Send Your Photo to Space!

2025-05-27
Send Your Photo to Space!

Mark Rober, a former NASA engineer, is launching a satellite called SAT GUS to take the most epic selfies from space! Simply upload your photo, it'll be displayed on a phone, and the satellite will snap a picture with Earth in the background. The satellite's name, a playful nod to Crunchlab's squirrel mascot, Phat Gus, adds to the fun and ingenuity of this project.

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KDE Welcomes Windows 10 Exiles: Embrace the Linux Plasma Desktop

2025-06-04
KDE Welcomes Windows 10 Exiles: Embrace the Linux Plasma Desktop

With Microsoft ending support for many Windows 10 versions on October 14th, KDE launched a campaign, "KDE for Windows 10 Exiles," inviting users to switch to the Linux Plasma desktop. KDE highlights security risks and functional decline for Windows 10 PCs after support ends. While migration to Linux presents challenges, KDE emphasizes Plasma's user-friendliness and offers a more secure, update-free experience. The article also notes that Windows 10 PCs won't immediately stop working after support ends, and users have options, but KDE's campaign underscores Linux as a viable alternative for Windows 10 users.

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Tech

World's First Drone-Triggered Lightning Successfully Guided

2025-04-23
World's First Drone-Triggered Lightning Successfully Guided

NTT Corporation has achieved a world first: successfully triggering and guiding lightning using a drone. The experiment, conducted under natural lightning conditions, validated both the drone's innovative lightning protection cage – capable of withstanding direct strikes – and the electric field-based triggering method. This breakthrough opens doors to significantly reducing lightning damage to cities and infrastructure, with future plans focusing on deploying 'lightning drones' for widespread protection and even harnessing lightning's energy. The success builds on years of research and addresses the limitations of traditional lightning rods.

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Andor and Game of Thrones: Realism or Creator Bias?

2025-05-09
Andor and Game of Thrones: Realism or Creator Bias?

Both Andor season two and Game of Thrones sparked controversy over scenes depicting sexual assault. Creators defended these scenes as necessary for 'realism,' but this article argues otherwise. While war historically included rape, it also involved disease, starvation, and other causes of death. The article posits that the creators aren't truly aiming for realism but rather a 'gritty' atmosphere, masking their reliance on sexual assault against women and their perpetuation of stereotypes. Using Bix's character in Andor as an example, the article highlights that her prior torture renders the additional sexual assault unnecessary. The choice seems driven by personal preference rather than artistic necessity.

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Legacy Post Office Software Leads to Miscarriages of Justice; Victims Seek Redress

2025-04-06
Legacy Post Office Software Leads to Miscarriages of Justice; Victims Seek Redress

Following the Post Office Horizon scandal, older software systems, Capture and Ecco+, are now implicated in further miscarriages of justice. Numerous former subpostmasters were wrongly convicted based on flawed data from these systems. The Scottish Criminal Cases Review Commission (SCCRC) is urging affected individuals to come forward. 97 former subpostmasters have already contacted the SCCRC, with 64 having their convictions overturned. A new independent group, Scottish Postmasters for Justice and Redress, has also been formed to support victims. This highlights the potential for legacy systems to cause significant social harm and underscores the need for redress for those wrongly accused.

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Challenging the Big Bang: New Model Replaces Dark Matter and Dark Energy

2025-04-18
Challenging the Big Bang: New Model Replaces Dark Matter and Dark Energy

Dr. Richard Lieu from the University of Alabama in Huntsville proposes a novel cosmological model that replaces the Big Bang with a series of temporal singularities to explain the universe's expansion. This model obviates the need for dark matter or dark energy to account for the universe's accelerated expansion and the formation of structures like galaxies. It posits that the universe expands due to step-like bursts of 'transient temporal singularities' injecting matter and energy, happening too quickly to be observed. These singularities generate negative pressure, similar to dark energy, causing accelerated expansion. Future validation will involve deep-field observations using ground-based telescopes.

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OpenTPU: An Open-Source Reimplementation of Google's TPU

2025-05-28
OpenTPU: An Open-Source Reimplementation of Google's TPU

UC Santa Barbara's ArchLab has released OpenTPU, an open-source re-implementation of Google's Tensor Processing Unit (TPU). Based on details from Google's research paper, but lacking a formal specification, OpenTPU differs in several implementation details from Google's design. Currently supporting matrix multiplication and ReLU/sigmoid activation functions, OpenTPU is missing features like convolution and pooling. Implemented using PyRTL, the project includes hardware and functional simulators, along with a checker for verifying results. While lacking hard synthesis figures for a full 256x256 OpenTPU at this alpha release, its open-source nature offers valuable learning and improvement opportunities for researchers.

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Hardware

From Side Project to $1M ARR in Four Years: The ProjectionLab Story

2025-07-09
From Side Project to $1M ARR in Four Years: The ProjectionLab Story

Kyle bootstrapped ProjectionLab, a personal finance planning tool, to $1 million in annual recurring revenue in just four years. The journey was filled with ups and downs, from solo development to finding the right growth partner, Jon, and building a team. Kyle emphasizes the importance of perseverance and the value of working with the right people. He encourages entrepreneurs to keep showing up, even when growth is flat or doubts creep in. ProjectionLab's success is a testament to consistent effort, a love for the product, a focus on the customer, and teamwork.

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Startup Success Story

rtrvr.ai v12.5: On-the-Fly Tool Generation Redefines AI Agent Tool Integration

2025-07-09
rtrvr.ai v12.5: On-the-Fly Tool Generation Redefines AI Agent Tool Integration

rtrvr.ai v12.5 introduces 'On-the-Fly Tool Generation' (ToolGen), revolutionizing AI agent tool integration. Previously, agents relied on pre-configured tool lists like MCP protocols, making configuration cumbersome and inflexible. ToolGen allows agents to directly extract information from the browser (e.g., API keys) and generate the necessary tools on demand. For example, it can grab an access token from a HubSpot developer page and generate a tool to upload contacts. This significantly improves efficiency and flexibility, eliminating the need for manual configuration of complex tool lists. To celebrate this breakthrough, rtrvr.ai is offering a generous credit update with free BYOK (Bring Your Own Key), referral bonuses, and free credits for all users.

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Nobel Laureate Explains: Why We Die

2025-04-17
Nobel Laureate Explains: Why We Die

Venkatraman Ramakrishnan, 2009 Nobel laureate in Chemistry, delves into the mechanisms of aging and death in his new book, Why We Die. He reveals that death isn't genetically programmed but a consequence of evolution's focus on efficient gene transmission. Lifespan isn't simply accumulated cellular wear and tear, but a balance between resource allocation for maintaining bodily functions and repair versus growth, reproduction, and nurturing offspring. Ramakrishnan shared his findings at the Milan Longevity Summit, challenging conventional understanding of death and aging.

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Tech

Football Manager 2024 Skips a Season: A Surprisingly Smart Move

2025-02-07
Football Manager 2024 Skips a Season: A Surprisingly Smart Move

Football Manager 2024 has been delayed, foregoing an update with the new season's player data and issuing refunds to pre-order customers. While disappointing for fans eager for updated rosters, this decision showcases Sports Interactive's boldness and long-term vision. Annual sports game releases are often criticized for their lack of innovation and prevalence of microtransactions. Football Manager's delay represents a thoughtful departure from this trend, prioritizing quality over rushed deadlines. This unexpected move could signal a refreshing change in the sports game landscape, promising future improvements and innovation.

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YC's Early Decision: Secure Your Spot After Graduation

2025-09-25
YC's Early Decision: Secure Your Spot After Graduation

Y Combinator's Early Decision program allows students to apply to YC while still in school, securing funding upon acceptance and joining a future batch after graduation. Sneha and Anushka, founders of Spur, utilized this, securing $4.5M in funding after graduating. Even if unsure about starting a company, applying carries no downside; you can finish your current school year and decide later whether to join YC or continue your studies.

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Startup Early Decision

Vanguard's No-Go on Bitcoin ETFs: A Long-Term Investor's Perspective

2025-01-26
Vanguard's No-Go on Bitcoin ETFs: A Long-Term Investor's Perspective

Vanguard recently announced it won't be launching a Bitcoin ETF or other crypto products. Their reasoning centers on Bitcoin's immaturity as an asset class, extreme volatility, and lack of inherent economic value. Vanguard views Bitcoin as speculation, not investment, unsuitable for long-term, buy-and-hold investors. They emphasize their investor-first philosophy, citing past decisions to reject leveraged/inverse funds and over-the-counter stocks as examples of prioritizing client protection.

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Malai 0.2.5 Released: Easily Share Your Local TCP Services

2025-05-27

Malai 0.2.5 introduces the ability to share your local TCP services, allowing you to securely expose any locally running TCP service (e.g., SSH, Postgres, Redis, etc.) to the outside world. Simply use a simple command to share a port and connect from other machines using the `malai tcp-bridge` command. Additionally, Malai now includes a `malai folder` command for sharing local folders. This update provides a more convenient and secure way for developers and teams to collaborate, such as for remote debugging, sharing databases, or game servers.

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Development Network Sharing

arXivLabs: Experimental Projects with Community Collaborators

2025-05-15
arXivLabs: Experimental Projects with Community Collaborators

arXivLabs is a framework that enables collaborators to develop and share new arXiv features directly on the website. Individuals and organizations participating in arXivLabs embrace openness, community, excellence, and user data privacy. arXiv is committed to these values and only works with partners who share them. Have an idea to enhance the arXiv community? Learn more about arXivLabs.

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Development

AI Calorie Counting: More Hype Than Help?

2025-06-09
AI Calorie Counting: More Hype Than Help?

Apps promising to count calories from photos using AI are all the rage. But do they deliver? A writer tested Cal AI, SnapCalorie, and Calorie Mama, finding significant inaccuracies in both food identification and portion estimation. Even with manual corrections, the apps proved time-consuming and unreliable. The conclusion? These apps offer more hassle than help, raising questions about the necessity of precise calorie tracking and advocating for a healthier approach to eating.

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Tech Diet

Human Body Exhibit May Feature Executed Chinese Political Prisoners

2025-07-10
Human Body Exhibit May Feature Executed Chinese Political Prisoners

A touring exhibition of plastinated human bodies, 'Real Bodies,' displayed in Birmingham, UK, is suspected of using corpses of executed Chinese political prisoners. British parliamentarians raised concerns, citing evidence that the bodies originated from a Dalian, China firm previously investigated for using bodies obtained from Chinese police. The exhibition's organizer, Imagine Exhibitions, failed to provide documentation proving consent or origin of the cadavers. This raises serious ethical concerns and echoes findings of the China Tribunal's investigation into forced organ harvesting. The incident highlights the need for international cooperation to address such atrocities.

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Base Editing Offers New Hope for Treating CAG and GAA Repeat Expansion Disorders

2025-05-29
Base Editing Offers New Hope for Treating CAG and GAA Repeat Expansion Disorders

This study investigates the potential of cytosine base editors (CBEs) and adenine base editors (ABEs) to treat repeat expansion disorders such as Huntington's disease (HD) and Friedreich's ataxia (FRDA). Researchers designed editors targeting CAG and GAA repeats and demonstrated their effectiveness in in vitro and in vivo experiments. CBEs significantly reduced CAG repeat expansion, even promoting contraction, in a mouse model of HD. ABEs stabilized GAA repeats and increased FXN gene expression in a mouse model of FRDA. While off-target effects exist, the findings highlight the significant potential of these base editors for treating repeat expansion disorders.

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The Mysterious Disappearance and Open Sourcing of W++

2025-05-30
The Mysterious Disappearance and Open Sourcing of W++

W++, a fun, experimental programming language designed for learning, chaos, and memes, has been open-sourced. After achieving over 33,000 downloads on the VSCode Marketplace, it was mysteriously removed. This repo contains the full source code, including a C#-based tokenizer, parser, and interpreter, along with a custom VSCode extension. Featuring async lambdas and a unique "pseudo-OOP" (OOPSIE) approach, W++ aims to demonstrate that even joke languages can teach valuable programming skills. The author, Ofek Bickel, encourages investigation into the reasons for its takedown.

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Development

Ryan Gosling Joins Star Wars: A New Standalone Film Incoming

2025-04-20
Ryan Gosling Joins Star Wars: A New Standalone Film Incoming

Ryan Gosling, star of 'Barbie,' is set to join the Star Wars universe in a new standalone film titled 'Star Wars: Starfighter,' directed by Shawn Levy and slated for release in May 2027. The film, beginning production this fall, will be set five years after 'The Rise of Skywalker' but features an entirely new story and characters, exploring a previously unseen era in the Star Wars timeline. This announcement, made at Star Wars Celebration in Japan, signifies the continued expansion of the Star Wars franchise since Disney's acquisition, with numerous sequels, spin-offs, and streaming series.

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MinC 6.1: A Lightweight Unix Environment

2025-04-23

MinC 6.1 is a lightweight Unix environment emulator now featuring a simplified installation wizard. It bundles a rich set of common Unix commands, encompassing file management, compression, networking tools, and development utilities. While some services and daemons are not yet supported, the developer promises their imminent release. Users can support the project through donations and suggest software for future inclusions. Post-installation, antivirus adjustments might be necessary for proper functionality, and integration with VS Code as a terminal is possible.

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Development

How AWS Uses Formal Methods to Build Reliable Services

2025-05-30

Amazon Web Services (AWS) employs a multi-pronged approach to building reliable services, leveraging formal methods from TLA+ to the newer P language, alongside lightweight techniques like property-based testing, fuzzing, and fault injection. These methods not only help AWS identify and eliminate subtle bugs early in development, boosting developer velocity and efficiency, but also provide a robust foundation for performance optimization. The article also explores challenges like metastability and future opportunities using LLMs and AI assistants to lower the barrier to entry for formal methods.

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Tech

TinyKVM in Varnish Cache: A Blazing-Fast Sandbox Compute Framework

2025-04-11
TinyKVM in Varnish Cache: A Blazing-Fast Sandbox Compute Framework

This article explores using TinyKVM as a compute framework within Varnish Cache, validating its performance with Deno JS benchmarks. TinyKVM boasts native performance sandboxing and per-request isolation, achieving only 0.95ms latency even when rendering complex React pages. The authors discuss shared mutable storage and prediction mechanisms for optimized game performance, along with APIs supporting multiple programming languages. Benchmarks highlight TinyKVM's significant performance advantages in GZIP compression and Deno JS execution, demonstrating a 12% performance boost from simple setting adjustments.

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Development

Datalog Engine in miniKanren and WebAssembly

2025-06-15

This article details a Datalog engine built using Scheme and the miniKanren library, running in the browser via WebAssembly. The engine implements core Datalog features: fact assertion, rule definition, and fixpoint iteration. The author thoroughly explains the implementation details of data structures, indexing mechanisms, and rule application, providing a graph traversal example. This project demonstrates the potential of functional and logical programming techniques for building efficient database systems, leveraging WebAssembly for cross-platform execution.

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Development

Write and Transaction Support in SQLite Virtual Tables

2025-04-17

This post delves into the implementation details of write and transaction support in SQLite virtual tables. By implementing hooks like xUpdate, xBegin, xSync, xCommit, and xRollback, virtual tables can support write operations and ensure transactional integrity. The article explains how SQLite's rollback journal and super-journal mechanisms coordinate atomic commits in both single and multi-database scenarios, and how virtual tables participate in this two-phase commit protocol. The author emphasizes that durability must be handled in xSync, while xCommit and xRollback should only perform idempotent cleanup operations, avoiding any operations that could fail.

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LLM Plugin: Summarize Hacker News Threads with Ease

2025-04-08
LLM Plugin: Summarize Hacker News Threads with Ease

A new LLM plugin, `llm-hacker-news`, lets you easily summarize Hacker News conversation threads. Simply install the plugin and use the command `llm -f hn:ID 'your instruction'` (e.g., `llm -f hn:43615912 'summary with illustrative direct quotes'`) to get a summary of the thread with the specified ID (found in the thread's URL). Installation and local setup instructions are provided in the README.

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Development

Debugging Brake Lights with a Vibrator: A Hacker's Tale

2025-09-24
Debugging Brake Lights with a Vibrator: A Hacker's Tale

The developer behind BrakeBright, a motorcycle brake light enhancement, details his journey to eliminate false positives. Initial attempts using averaging and low-pass filters failed to fully address brake light flickering caused by road bumps and engine vibrations. He then switched to median filtering, adjusted sampling times, and added jitter to prevent synchronization with engine pulses. Ingeniously, a repurposed vibrator simulated real-world conditions for testing, leading to the addition of a smart debounce mechanism that effectively solved the problem. The story is filled with humor and unexpected turns, showcasing the developer's dedication to product refinement and user experience.

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