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Thesys releases OUI-1, a DiffusionGemma finetune for on-device UI generation

Thesys Engineering has released OUI-1, an open-weight model fine-tuned from Google's DiffusionGemma that generates user interfaces in a format called openui-lang. The 26B-parameter model scores 71.7% on the Generative UI Benchmark, a 5.5x jump over its base model, and can run locally on a consumer RTX 5090 GPU at FP8 precision, with weights published on Hugging Face under Gemma's terms of use.

Report details how chip power, not just screen size, separates budget and premium smart TVs

An analysis breaks down why cheap and expensive smart TVs differ mainly in their system-on-a-chip, which handles video decoding, upscaling, and app performance. Budget TVs often lack AI-assisted upscaling, are capped at 60Hz refresh rates, and tend to run menus and apps more slowly, while pricier models handle 120Hz output and sharper image reconstruction.

Apple Watch Cellular Models Let Users Ditch Their iPhone for Calls and Messages

Apple Watch's GPS + Cellular variant, first introduced with Series 3, connects to your carrier's SIM automatically and lets the watch send texts, take calls, get notifications, and stream music independently of a paired iPhone. The standard GPS model still needs a nearby iPhone for most of these functions, while the cellular version works over 4G or 5G on its own.

Fraudster in Germany sells hollow RTX 5090 GPUs, pockets $5,000 from two buyers

A scammer in Germany sold at least two 'hollow' GeForce RTX 5090 graphics cards, stripped of their GPU die and memory chips, to unsuspecting buyers who paid thousands of dollars for worthless hardware. One victim bought a used Palit RTX 5090 GameRock OC for about $2,090, even meeting the seller in person, but had no way to test the card before handing over cash. Hardware enthusiast Roman 'der8auer' Hartung publicized the cases after uncovering the scheme.

Ethernet splitters vs switches explained: when each device actually works

Ethernet cables with four twisted pairs can be divided by passive splitters into two two-pair connections, but this only works for older 10/100Mbps standards that don't use all four pairs for data. A functioning setup requires two splitters, one at each end, since a router's single RJ45 port cannot talk to two separate devices at once. Switches, unlike splitters, actively manage multiple full-speed connections through dedicated hardware.

Sony WF-1000XM6 vs WF-1000XM5: key differences in design, sound and ANC

Sony's WF-1000XM6 and WF-1000XM5 both retail at $330 but are currently priced $50 apart on Amazon, with the M6 at $298 and the M5 at $248. The newer M6 has a smaller, pill-shaped design and a new QN3e chip that improves sound quality, but its ear tips create fit issues that weaken noise cancellation, while the M5 handles call clarity and background noise suppression better.

Cave art analysis points to Wales as origin of Ireland's first known humans

Researchers using a computer algorithm modeled on cave dwelling traits in south Wales identified similar cave sites in Ireland, aided by caving specialist Shane Diffily and digital mapping consultant Darren Lee. The findings from newly discovered cave art suggest that Ireland's earliest known human inhabitants likely crossed over from Wales rather than arriving by another route.

Explainer: How dual-band and tri-band routers differ in bandwidth and cost

Router shoppers often encounter confusing labels like dual-band and tri-band alongside terms such as Wi-Fi 6E, Wi-Fi 7, and 6GHz. Dual-band routers broadcast on 2.4GHz and 5GHz, while tri-band routers add a third channel, either a second 5GHz band or, in newer Wi-Fi 6E and Wi-Fi 7 models, a dedicated 6GHz band. This extra band gives tri-band routers more overall bandwidth than dual-band alternatives.

RAM Explained: How DRAM and SRAM Differ From Storage That Keeps Data

Computer memory listed as 16GB or 32GB RAM refers to DRAM, the temporary working memory that loses its contents once power is cut, requiring constant electrical refreshes to hold data while running. SRAM, used in processor caches like AMD's Ryzen 9 9950X3D with 144MB of cache, is also volatile but doesn't need refresh cycles and offers faster access due to its transistor-based latching design. Both differ fundamentally from non-volatile storage, which retains data without power.

IMAX theaters use taller screens and unique cameras to reshape films, not just enlarge them

IMAX auditoriums use distinct 1.90:1 or 1.43:1 aspect ratios for digital and film projection, resulting in screens that are notably taller and squarer than standard cinemas, some reaching nearly 60 feet tall for 70mm showings. Filmmakers like Christopher Nolan note that shooting for IMAX means capturing more visual information and carefully planning framing so movies translate across different screen shapes, rather than simply blowing up existing footage.

Researchers explain why AI-generated food images look so unappetizing

AI experts say the strange, unsettling appearance of AI-generated food photos stems from how diffusion models build images—starting with noise and forming rough shapes before adding fine texture. When the underlying structure is wrong, as with malformed hands, the model still layers convincing-looking detail on top, producing food that looks structurally off despite realistic textures. Researchers from Oxford and the University of Naples note these models also struggle with thin, continuous shapes, compounding the issue.

Tom's Hardware tests 31 CPUs in Onimusha: Way of the Sword benchmark

Tom's Hardware ran Capcom's new RE Engine title Onimusha: Way of the Sword through its built-in benchmark across 31 CPUs, from Intel's newly released Core Ultra 7 270K Plus down to AMD's decade-old Ryzen 7 2700X. AMD's X3D chips outperformed flagship processors by roughly 10%, while the 270K Plus underperformed compared to Intel's older Raptor Lake Refresh parts, and AMD's newer 12-core Ryzen 9 chips also lagged unexpectedly.

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