Linux fréttir

Java 25 puts 32-bit x86 out to pasture, adds 17 shiny new features

TheRegister - Tue, 2025-08-12 14:15
Long-term support release candidate arrives, general availability comes next month

Java 25, an LTS (long-term support) version, is now at release candidate (RC) stage with general availability scheduled for September 16.…

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Mozilla Under Fire For Firefox AI 'Bloat' That Blows Up CPU and Drains Battery

Slashdot - Tue, 2025-08-12 14:00
darwinmac writes: Firefox 141 rolled out a shiny new AI-powered smart tab grouping feature (it tries to auto-organize your tabs using a local model), but it turns out the local "Inference" process that powers it is acting like an energy-sucking monster. Users are reporting massive CPU spikes and battery drain and calling the feature "garbage" that's ruining their browsing experience.

Read more of this story at Slashdot.

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Arm juices mobile GPUs with neural tech for better graphics

TheRegister - Tue, 2025-08-12 13:30
Designs scheduled for launch in 2026, developer kit for programmers out today

Chip designer Arm is bringing dedicated neural accelerator hardware to its GPU blueprints used in phones. It expects this to deliver higher quality visuals while boosting AI performance.…

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Debian 13 'Trixie' arrives: x86-32 and MIPS out, RISC-V in

TheRegister - Tue, 2025-08-12 13:02
Aside from glam, includes cool features like standalone GNOME Flashback session with no GNOME shell

Debian 13 has arrived, now with RISC-V and preconfigured "blends" right in the main installer.…

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Physicists Create Quantum Radar That Could Image Buried Objects

Slashdot - Tue, 2025-08-12 13:00
An anonymous reader quotes a report from MIT Technology Review: Physicists have created a new type of radar that could help improve underground imaging, using a cloud of atoms in a glass cell to detect reflected radio waves. The radar is a type of quantum sensor, an emerging technology that uses the quantum-mechanical properties of objects as measurement devices. It's still a prototype, but its intended use is to image buried objects in situations such as constructing underground utilities, drilling wells for natural gas, and excavating archaeological sites. [...] The glass cell that serves as the radar's quantum component is full of cesium atoms kept at room temperature. The researchers use lasers to get each individual cesium atom to swell to nearly the size of a bacterium, about 10,000 times bigger than the usual size. Atoms in this bloated condition are called Rydberg atoms. When incoming radio waves hit Rydberg atoms, they disturb the distribution of electrons around their nuclei. Researchers can detect the disturbance by shining lasers on the atoms, causing them to emit light; when the atoms are interacting with a radio wave, the color of their emitted light changes. Monitoring the color of this light thus makes it possible to use the atoms as a radio receiver. Rydberg atoms are sensitive to a wide range of radio frequencies without needing to change the physical setup... This means a single compact radar device could potentially work at the multiple frequency bands required for different applications. [Matthew Simons, a physicist at the National Institute of Standards and Technology (NIST), who was a member of the research team] tested the radar by placing it in a specially designed room with foam spikes on the floor, ceiling, and walls like stalactites and stalagmites. The spikes absorb, rather than reflect, nearly all the radio waves that hit them. This simulates the effect of a large open space, allowing the group to test the radar's imaging capability without unwanted reflections off walls.The researchers placed a radio wave transmitter in the room, along with their Rydberg atom receiver, which was hooked up to an optical table outside the room. They aimed radio waves at a copper plate about the size of a sheet of paper, some pipes, and a steel rod in the room, each placed up to five meters away. The radar allowed them to locate the objects to within 4.7 centimeters. The team posted a paper on the research to the arXiv preprint server in late June.

Read more of this story at Slashdot.

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Trump does a 180 on Intel chief following White House meeting

TheRegister - Tue, 2025-08-12 12:30
Chip giant praises 'president's strong leadership,' promises to 'restore this great American company'

US President Donald Trump has now reversed his opinion of Intel chief Lip-Bu Tan following their meeting at the White House yesterday, hinting that the two will work more closely together.…

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Oh, great.Three notorious cybercrime gangs appear to be collaborating

TheRegister - Tue, 2025-08-12 12:00
Scattered Spider, ShinyHunters, and Lapsus$ spent the weekend bragging to each other on a Telegram channel

Prolific cybercrime collectives Scattered Spider, ShinyHunters, and Lapsus$ appear to have come together in a new Telegram channel that shares news of their exploits.…

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Hyundai: Want cyber-secure car locks? That'll be £49, please

TheRegister - Tue, 2025-08-12 11:39
Automaker's answer to spate of car thefts is to charge customers for extra

Hyundai is charging UK customers £49 ($66) for a security upgrade to prevent thieves from bypassing its car locks.…

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