Hardware Tech News

Meshtastic is an open-source project that enables long-range, off-grid communication without relying on traditional cellular networks. By utilizing LoRa radios, this community-driven initiative allows users to build decentralized messaging networks for remote exploration and emergency preparedness.

A recent project hosts a website entirely from the RAM of a Raspberry Pi Zero by offloading computationally heavy TLS termination to an external cloud provider. However, community discussions question the necessity of the complex proxy setup and note that modern operating systems already cache web pages in RAM by default, diminishing the technical impressiveness of the project.

Community discussions highlight the historically underrated processing power of the PC Engine's 8-bit CPU, noting that its high clock speed and specialized memory transfer capabilities enabled impressive arcade ports that rivaled 16-bit competitors. Enthusiasts also explored the theoretical performance limits of modern 6502-based architectures while praising the system's compact physical design and highly optimized console adaptations of classic Capcom games.

A new local inference engine for DeepSeek 4 Flash and PRO models has been introduced via the antirez/ds4 project. It allows users to run these advanced AI models locally across multiple hardware platforms by providing native support for Apple's Metal, Nvidia's CUDA, and AMD's ROCm.

The Permacomputing movement advocates for the sustainable and ecological use of technology, drawing parallels to agricultural permaculture. However, its explicit alignment with anti-capitalist and progressive political ideologies has sparked debate, with some critics arguing this broad framing alienates potential supporters. Proponents counter that addressing systemic societal and environmental challenges is an inherently political act that is fundamental to the practice.

A discussion surrounding a 2004 tutorial on TI-83 Plus Basic programming has prompted readers to share how secretly coding on graphing calculators during math classes launched their tech careers. Many current software developers credit their early experiences writing games, chat programs, and math solvers on devices like the TI-83 and TI-85 as the foundational spark for their professional journeys in computer science and engineering.

A new community-driven firmware project has been launched for the Xteink X3 and X4 e-paper readers. The open-source software, named crosspoint-reader, is now available on GitHub. Users and developers can create an account to contribute to the project and help enhance the functionality of these devices.

An author has published a guide detailing how to set up a diskless Linux boot using ZFS, iSCSI, and PXE to create a dedicated environment for testing AI models. This network-booted setup keeps local NVMe drives free for gaming and prevents Windows updates from breaking dual-boot configurations. Although remote booting introduces minor performance overhead, it provides a clean, isolated Linux workspace without the hassle of managing local partitions or easily lost USB drives.

Chevrolet Performance has introduced a new eCrate package allowing enthusiasts to convert their project cars into electric vehicles. Featuring a 400-volt motor with 200 horsepower and a 66 kWh battery, the system provides a reliable and high-performance electrification solution for custom builds.

Researchers have developed SoundOff, a novel smart home sensing system that utilizes low-cost, passive ultrasound tags for environmental monitoring. This technology enables non-invasive and non-intrusive tracking without relying on traditional cameras or active wearables. By leveraging ultrasound, the system provides an affordable and privacy-preserving solution for everyday home automation.

Surging demand for artificial intelligence infrastructure has triggered unprecedented component shortages, leading to a severe collapse in consumer motherboard sales. Consequently, fewer people are buying individual PC parts or building new custom computers from scratch.

Valve has released the complete CAD files for the Steam Controller under a Creative Commons license. This move empowers the modding community to freely design, customize, and share hardware modifications for the gaming peripheral.

The StarFighter 16-inch is a new high-performance Linux laptop designed with a strong emphasis on user security and privacy. It is powered by either Intel Core Ultra or AMD Ryzen processors and features a 4K 120Hz display option. To further protect user data, the device utilizes coreboot firmware alongside hardware-backed disk encryption and physical privacy controls.

CARA 2.0 is a cost-effective robot dog project that leverages repurposed drone motors and 3D printed components to achieve a 12-motor build for under $1000. While standing still causes the motors to stall and generate problematic heat, makers are mitigating these thermal issues through custom motor windings, mechanical backstops, and temperature monitoring.

Micron has begun shipping its massive 245TB 6600 ION data center SSD, underscoring the semiconductor industry's intense focus on enterprise AI infrastructure. This enterprise push coincides with rising consumer SSD prices, as manufacturers navigate constrained supply chains and prioritize profit margins by slow-walking production increases. While some fear an eventual overcapacity bust reminiscent of the dot-com era, others argue that the underlying demand for AI-driven silicon is a sustainable, long-term trend.

A new technical walkthrough details the installation of a Sun Ray server on a fresh OpenIndiana Hipster 2025.10 environment. The project specifically tests the functionality and stability of the newly updated Sun Ray support from a completely clean slate.

Researchers have developed battery-free smart home sensors using simple metal tags that emit unique ultrasonic fingerprints to detect physical movements. These passive tags can reliably monitor events like door openings without requiring any electrical power or ongoing maintenance.

Anthropic has raised the usage limits for its AI model, Claude, and secured a new compute partnership with SpaceX. This collaboration will substantially increase the company's processing capacity in the near term.

MIT researchers have developed a computational violin that accurately captures the detailed physics of the instrument to produce realistic sounds when its strings are plucked. This first-of-its-kind simulation allows violin makers to digitally test how altering specific dimensions or material properties will impact the acoustics before physical construction.

A developer successfully ported Wolfenstein 3D to the Game Boy Color using a custom cartridge, demonstrating an impressive technical execution that pushes the classic console's hardware limits. Community discussions highlight the project's innovation while delving into the complex programming techniques, such as mid-frame tile switching and directly driving the LCD, required to overcome the system's original constraints. Fans also reminisced about early handheld first-person shooters like Faceball 2000 while debating the intricate memory and rendering optimizations necessary for such advanced ports.

EEVblog released a tribute video celebrating the 55th anniversary of the iconic 555 timer integrated circuit and honoring its inventor, Hans Caminzind. The video was strategically published on May 5th at 5:55 pm to coincide with International 555 Timer Day.

Apple is adding a new Create a Pass button to Apple Wallet in iOS 27, allowing users to easily generate passes from any QR code without needing a developer account or certificates. This built-in feature includes three basic templates and could significantly impact the market for third-party pass creation tools.

A veteran AI developer with extensive experience in language models and their underlying mathematics expresses growing apprehension regarding biological computing. Drawing on their deep background in the AI space since the launch of ChatGPT, the author contrasts their foundational understanding of traditional artificial intelligence with their fears about the future of biological systems in technology.

A Sacramento auto shop owner spent two years and roughly $40,000 converting a classic 1966 Ford Mustang into an electric vehicle using Tesla components. The custom build not only retains the vintage exterior but also features fully functional Tesla Full Self-Driving capabilities.

Early in PC history, IBM actively resisted Microsoft's proposal to use the Tab key for moving between dialog fields in shared operating systems. The disagreement became so contentious that it required escalation to senior management to finally resolve the user interface standard. This historical clash highlights how modern interface conveniences were hard-won through intense corporate negotiations.

A discussion on discovering hard disk physical geometry through microbenchmarking highlights how probing storage hardware helps identify undisclosed defects and tune I/O scheduler performance. Although modern drives utilize extensive internal remapping that complicates traditional mapping, these techniques remain crucial for characterizing storage behavior and preventing hardware anomalies from being misattributed to software failures.

Beginning in 2027, a new European Union regulation will require all smartphones sold in the region to feature removable batteries. This mandate represents a major shift in modern device design for manufacturers. For users, the change means they will once again easily be able to swap out their own power cells to extend the life of their devices.

Mercedes-Benz is set to reintroduce physical buttons in its vehicles, a move readers suspect is driven by upcoming Chinese regulatory mandates rather than a genuine leap in user experience. This decision underscores ongoing criticisms of German automakers and their historical struggles with in-house software development and consumer-facing interface design.

The newly announced BYOMesh is an ultra-compact LoRa development kit that combines sub-1GHz and high-speed 2.4GHz radios on a single board. By integrating both the SX1276 and SX1281 chips, the versatile device offers 100 times the bandwidth for mesh networking enthusiasts using protocols like Meshtastic and Reticulum.

A behind-the-scenes tour of Southwest Airlines headquarters explores the company's daily operational hubs, ranging from crew training facilities to the social media department. The visit highlights the carrier's critical technological infrastructure with an in-depth look at the Network Operations Center and TechOps Hangar.