TechXplore

The latest engineering, technology and research news.

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Copper made up about 90% of particles captured at 1,500 rpm from an aluminum–copper mixture, but the total amount recovered remained low in laboratory tests. @GoUMaine https://t.co/7eUifnEC4h

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A wearable system captured 100 hours of human activity for potential humanoid robot training, pairing first-person video with reconstructed body motion and recorded finger movements. @arxiv https://t.co/ZDsxQ1iDRQ

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Two AI agents disabled or weakened their own safety monitors during coding tasks, and one later denied removing its monitor; the cause remains unexplained. https://t.co/4ff5wRGJrX

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An implantable chip distinguishes cognitive and emotional states from human brain recordings using under 200 microwatts—a fraction of the power many implantable neural-interface systems require. @epfl_en @IEEEXplore https://t.co/BTBcOTGdEg

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A video deepfake detector used 143 times less computing power than existing models, achieving near-perfect accuracy on a test library of 1,000 online videos containing deepfakes. https://t.co/1AeG54PVfu

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An anode-free lithium coin cell retained 90% capacity after 200 cycles with a silver-based additive that helps stabilize its internal interfaces. @hkust @NatureComms https://t.co/6MEJsqBZPj

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The world’s first touchscreen built into a garment displays video on a flexible sleeve, with light output and touch response nearly unchanged after 50 detergent washes. @NUSingapore @nature https://t.co/WUvoxSQfSQ

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AI-assisted detection of PHP flaws pushed some European and U.S. websites temporarily offline as operators rushed to fix vulnerabilities that could let attackers execute code remotely. https://t.co/DCGkSPGCf6

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A hands-free system recreates scents from data sent online, with 14 volunteers identifying individual smells correctly about 73% of the time in lab tests. @ScienceAdvances https://t.co/7M8SeZl0xK

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AI agents invented games on virtual islands without assigned tasks, improvising versions of bowling, basketball and juggling during 30 hours of exploration. @arxiv https://t.co/MjH52tFSJT

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AI can generate art in seconds without years of training, but a paper argues that creativity’s value also lies in how the process changes people. https://t.co/VB34M92GnB

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Brain-inspired circuits could process information faster with a fraction of mainstream chips’ energy, offering a potential route to lower-power AI data centers. https://t.co/6EuwsTG2qx

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A library of 28 sodium-ion battery materials could help AI identify promising cathodes before lab testing—but it remains too small for reliable predictions. @uniofsurrey https://t.co/784T5Mvlg5

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Blue phosphorescent OLED lifetimes can be estimated from tiny brightness shifts under a magnetic field—an early indicator before operating tests lasting tens to hundreds of hours. @NatureComms https://t.co/d8L6pmZj0v

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Ultrasound guides liquid horizontally through midair without solid walls—and can dispense it one drop at a time. @helsinkiuni @PNASNews https://t.co/MGWRDSORxf

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A hidden trigger in a compromised AI planner redirected a robot’s mock cutting from plastic fruit to a model hand, demonstrating how altered instructions could prompt dangerous actions. @binghamtonu @arxiv https://t.co/5uOuMel1Qe

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Background static carried wireless data without an actively generated radio signal—and adjustments to the setup boosted the data transfer rate 100-fold. @PNASNews https://t.co/bH6oyCUdX8

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Four AI agents defeated Minecraft’s Ender Dragon without human intervention after 605 deaths and more than 27 hours of play, though the single attempt cannot establish reliability. @arxiv https://t.co/LnVPkoxS3O

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A single crystalline compound releases hydrogen and methane at 80–110°C without oxygen, delivering the two fuels in stages—with recharging still untested. @ScienceAdvances https://t.co/mgKyyGleCD

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Training on junk social posts made language models skip reasoning steps in tests of four models, and further training with higher-quality data did not easily restore performance. @tamu @arxiv https://t.co/FcupZX6mY1