Hardware Tech News
2026-09-22
What Sun got wrong
2026-09-22Reader discussions on Sun Microsystems' decline contrast its frustrating enterprise purchasing experience and highly controlled, vertically integrated ecosystem with the streamlined, commoditized hardware market. Although some debate the technical openness of the SPARC architecture, the consensus is that the company's closed platform ultimately failed to compete against the cheaper, interchangeable x86 and Linux stack.
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Copper-Rs version 1.2 enables the live-cloning of running robots over unreliable networks to create deterministic digital twins for remote telemetry and state reconstruction. The system streams minimal state data to accurately reproduce task states, messages, and logs as if running onboard. Additionally, the release introduces smaller log sizes, new stereo depth reconstruction, and improved ROS 2 compatibility.
CommentsHow do traffic signals work? (2019)
2026-09-22This 2019 explainer details the underlying technology and operational logic behind modern traffic signal systems. It breaks down how sensors, timers, and centralized networks coordinate to efficiently manage urban traffic flow. The piece provides a foundational look at the engineering that keeps our daily commutes safe and organized.
CommentsFrontier AI on Your Own Hardware
2026-09-22A recent classroom poll revealed that 80 percent of students fear AI will prevent them from securing jobs after graduation. In response to these growing employment anxieties, the tech industry is increasingly focusing on enabling users to run frontier AI models directly on their own personal hardware. This shift toward local processing aims to democratize advanced AI capabilities and empower the next generation of workers to harness powerful tools independently.
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The HERMES radio system supercharges traditional shortwave communication by integrating secure file transfer and encryption capabilities. This technological upgrade allows off-grid communities to reliably transmit voice, data, photos, and GPS coordinates across vast distances. Furthermore, the encrypted network ensures users can send urgent SOS messages even in areas lacking standard infrastructure.
CommentsApple's unreleased Copland operating system can now be booted directly in a web browser using an improved DingusPPC emulator. This breakthrough utilizes a custom set of 11 patches to successfully run the final D11E4 build, marking the first time this notoriously difficult software has been made available through emulation.
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A recent evaluation tested three frontier robot policies against five unsafe instructions to assess their overall safety compliance. The study measures how often these AI models successfully refuse harmful commands compared to how frequently they execute them.
Comments2026-09-21

Samsung Electronics plans to more than double its production of HBM4 and HBM4E DRAM next year. This significant increase in output is expected to drive a 2.5-fold surge in demand for glass carriers.
CommentsThe Effect of CRTs on Pixel Art (2024)
2026-09-21Discussions surrounding the visual evolution of pixel art contrast the modern aesthetic designed for high DPI screens with the nostalgic charm of retro hardware constraints. Participants clarify that the characteristic blurring of older games stems from composite video signals rather than CRT monitors themselves. This technical distinction has sparked ongoing debate regarding the accuracy and aesthetic appeal of modern CRT emulation filters in contemporary software and gaming.
CommentsAmiga Unix, Again
2026-09-21A recent project to port Unix to the classic Amiga has sparked debate among retro computing enthusiasts due to its heavy reliance on AI generated documentation and the questionable technical merit of porting System V Release 4 over modern alternatives like NetBSD. While some appreciate the revival of legacy hardware, many critics argue that using large language models to write the project materials strips the effort of personal passion and makes the resurrection feel unnatural.
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Apple iPhone 18 Pro Camera test
2026-09-21The Apple iPhone 18 Pro achieved an exceptional score of 172 in recent camera tests, highlighting its top-tier photographic capabilities. This impressive performance is driven by significant hardware upgrades, including enhanced dynamic range, improved stabilization, and a variable aperture.
CommentsSherline Tools Is Going Out of Business
2026-09-21The closure of Sherline Tools has sparked a debate within the maker community regarding the shifting landscape of DIY hardware and CNC machining. Some enthusiasts mourn the decline of homebrew machine building, arguing that consumers are increasingly convinced to rely on off-the-shelf products or offshore manufacturing. However, others counter that increased accessibility to 3D printing and desktop CNC has simply evolved the hobby from constructing the tools themselves to utilizing them for broader projects.
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This blog post explores the history of deprecated keyboard symbols and shortcuts unique to the Mac ecosystem. It highlights how successive macOS updates have phased out several iconic keystrokes that were once essential for power users. The article reflects on the broader implications of these interface changes for software design and user experience.
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Laya on Mac M4 CoreML Offline
2026-09-21A new open-source project enables the Laya application to run completely offline on Apple's latest M4 Macs by leveraging the CoreML framework. This local integration allows users to perform machine learning tasks directly on their devices without relying on an internet connection. The implementation is currently available for download and testing via its official GitHub repository.
Comments2026-09-20
The HellGates challenge postmortem provides a detailed breakdown of a complex custom CPU gate-level hacking competition and the strategies used to solve it. The write-up explores the intricate logic gate architectures participants had to navigate, offering valuable insights for security researchers and hardware enthusiasts interested in low-level CPU design.
Comments2026-09-19
SDCC – Small Device C Compiler
2026-09-19The Small Device C Compiler is being praised by the community as the best open source 8051 microcontroller compiler available. While users note that the software is quite buggy, they appreciate that it is completely free and often good enough for their development needs. The discussion also touched upon historical lore regarding Dallas Semiconductor and the Silicon Prairie tech scene.
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Researchers successfully enabled Secure Debug on an RP2350 A4 microcontroller by combining differential photon-emission microscopy with laser fault injection. The microscopy technique localized the debug enable register activity, allowing for a precise laser strike guided by SWD. This targeted injection successfully set the two specific bits required to restore secure debug access on the chip.
CommentsOpenAI leveraged its own large language models to design its new Jalapeño AI accelerator chip, achieving significant reductions in latency and power consumption. This innovative methodology proves that AI-driven design can streamline hardware development, enabling smaller teams to build high-performance chips much faster.
CommentsCactus Needle 3 is a new ultra-compact AI foundation model designed for edge devices that matches the extraction capabilities of DeepSeek V4 Flash despite its tiny 8 to 29 MB footprint. The model also outperforms competitors ten times its size in mobile tool calls, marking a significant advancement for resource-constrained smart automation.
CommentsOpenJev
2026-09-19A new tool called OpenJev enables developers to run typed option logits and generate autoregressive JSON entirely locally using open-source models. By leveraging WebGPU for hardware acceleration, the project provides a fast and efficient solution for structured data processing directly on local devices.
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LispBM introduces a concurrent Lisp environment tailored for microcontrollers, utilizing a message-passing architecture. The project provides in-depth insights into its core components, including custom evaluators, garbage collection, and embedded REPL development.
CommentsMinimal Phone 2
2026-09-19The newly announced Minimal Phone 2 focuses on blending modern technology with extreme simplicity to reduce digital distractions. By stripping away unnecessary features, the device aims to provide users with a more focused and intentional mobile experience.
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How SpaceX streamlined the Raptor engine
2026-09-19SpaceX has significantly streamlined its Raptor rocket engine, a progression clearly visible when comparing its three distinct iterations. This continuous evolution highlights the company's ongoing efforts to develop a more efficient and simplified propulsion system for future space missions.
Comments2026-09-18
Wax motor
2026-09-18A reader discussion surrounding an article on wax motors focused on correcting a Wikipedia error that confuses these electrically actuated devices with standard thermostatic radiator valves. Participants also praised the long-term reliability of wax motors in commercial settings and lamented the rise of clickbait YouTube titles compared to older, straightforward educational videos.
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Fujitsu will begin global sales of its next-generation FUJITSU-MONAKA CPU and accompanying server, both developed in Japan, starting in November 2026. The new hardware is designed to serve as sovereign AI infrastructure, targeting cloud operators, enterprises, and defense sectors to deliver high power efficiency and bolster national security.
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In July 2026, a GPS firmware fault caused a major Telstra mobile network outage by reverting the system's internal clock to the year 2006. The incident exposed critical vulnerabilities related to NTP and timing loops within the telecommunications grid. Ultimately, this event underscores the necessity of treating precise time synchronization as essential critical infrastructure.
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I Put Nam A2-Lite Inside an iRig HD X
2026-09-18A developer successfully modified an iRig HD X USB audio interface by replacing its firmware to run the NAM A2-Lite. Utilizing the hardware's existing 500 MHz Cortex-M7 processor and 128 KiB of FlexRAM, the custom setup was tested against the upstream NAMCore. The modified physical device achieved an impressive measurement of -115.6 dB during the evaluation.
CommentsTSMC's upcoming A14 node is expected to deliver a 20% increase in chip density and 20 to 30% better power efficiency over the N2 process, highlighting a broader slowdown in transistor scaling as the industry hits physical limits. However, while base wafer costs remain stable, the surging demand for AI chips and ongoing difficulties in scaling SRAM memory are likely to drive up the overall cost per transistor.
CommentsY Combinator-backed startup Zettascale is hiring founding ASIC and FPGA engineers in San Francisco to develop XPU chips designed for artificial superintelligence. The company is prioritizing practical skills over formal education, requiring applicants to submit a demo of a project they have built rather than a traditional resume.
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Computer Reset, Dallas
2026-09-18Computer Reset, a large used computer store and warehouse in Dallas, is being remembered for its significant impact on the local tech community. The beloved business leaves behind a notable legacy after a remarkable 38-year history of serving customers.
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