Tunable "metasurface" is akin to optical swiss army knife
MIT engineers and colleagues report important new advances on a tunable metasurface, or flat optical device patterned with nanoscale structures, that they compare to a Swiss army knife while its passive predecessor can be thought of as just one tool,.....»»
End of an era: Apple"s SuperDrive has finally sold out after 16 years
The 2008 MacBook Air didn't have an optical drive, so Apple sold a separate SuperDrive accessory, which has finally seemingly been discontinued from sale.RIP Apple USB SuperDriveVisit Apple's website, and you'll see the SuperDrive is sold out. That m.....»»
Southport attacks: What we know about knife crime in the UK and how to solve it
The knife attack on a dance class of children in Southport has left the country horrified. We do not yet know much about what happened, but a male aged 17 has been charged with the murder of three girls and 10 counts of attempted murder......»»
Pyramid optical networks for unidirectional image magnification and demagnification
In Light: Science & Applications journal UCLA researchers introduce an innovative design for diffractive deep neural networks (D2NNs). This new architecture, termed Pyramid-D2NN (P-D2NN), achieves unidirectional image magnification and demagnificatio.....»»
Physicists use light to probe deeper into the "invisible" energy states of molecules
A new optical phenomenon has been demonstrated by an international team of scientists led by physicists at the University of Bath, with significant potential impact on pharmaceutical science, security, forensics, environmental science, art conservati.....»»
Nanoscale imaging provides insights into 2D and phase-change materials
Researchers from the University of California, Berkeley have developed cutting-edge nanoscale optical imaging techniques to provide unprecedented insights into the ultrafast carrier dynamics in advanced materials......»»
Exclusive-US Army stops paying soldier imprisoned in Russia, may prosecute him
Exclusive-US Army stops paying soldier imprisoned in Russia, may prosecute him.....»»
Newly created super-black wood can improve telescopes, optical devices and consumer goods
Thanks to an accidental discovery, researchers at the University of British Columbia have created a new super-black material that absorbs almost all light, opening potential applications in fine jewelry, solar cells and precision optical devices......»»
Critical Acronis Cyber Infrastructure vulnerability exploited in the wild (CVE-2023-45249)
CVE-2023-45249, a critical vulnerability affecting older versions of Acronis Cyber Infrastructure, is being exploited by attackers. About Acronis Cyber Infrastructure Acronis is a privately held Swiss cybersecurity and data protection technology comp.....»»
Optical fibers fit for the age of quantum computing
A new generation of specialty optical fibers has been developed by physicists at the University of Bath in the UK to cope with the challenges of data transfer expected to arise in the future age of quantum computing......»»
NASA streams first 4K video from aircraft to space station and back
A team at NASA's Glenn Research Center in Cleveland has streamed 4K video footage from an aircraft to the International Space Station and back for the first time using optical (laser) communications. The feat was part of a series of tests on new tech.....»»
Tunable metasurface can control optical light in space and time, offering path to wireless communication channels
It is a scene many of us are familiar with: You're working on your laptop at the local coffee shop with maybe a half dozen other laptop users—each of you is trying to load websites or stream high-definition videos, and all are craving more bandwidt.....»»
Are chemicals still spreading near Placer County missile site in Northern California? New probe data show the latest
The most recent data collected by the U.S. Army Corps of Engineers at the Titan-1 missile silo site in Placer County found that despite longstanding concerns, new soil vapor monitoring probes closest to homes in the Sun City Lincoln Hills development.....»»
New work sheds light on nonlinear encoding in diffractive optical processors based on linear materials
UCLA researchers have conducted an in-depth analysis of nonlinear information encoding strategies for diffractive optical processors, offering new insights into their performance and utility. Their study, published in Light: Science & Applications, c.....»»
Spontaneous supercrystal discovered in switching metal-insulator
A supercrystal formation previously unobserved in a metal-insulating material was discovered by a Cornell-led research team, potentially unlocking new ways to engineer materials and devices with tunable electronic properties......»»
AI-powered optical detection to thwart counterfeit chips
The semiconductor industry has grown into a $500 billion global market over the last 60 years. However, it is grappling with dual challenges: a profound shortage of new chips and a surge of counterfeit chips, introducing substantial risks of malfunct.....»»
New tractor beam technology could one day minimize biopsy trauma
Researchers at TMOS, the ARC Center of Excellence for Transformative Meta-Optical Systems, have taken an important first step in the development of metasurface-enabled tractor beams—rays of light that can pull particles toward it, a concept that fi.....»»
Don"t underestimate the increasingly warm summer temperatures, says Swiss expert
What's happened to the summer? I've been asked this question a lot over the past few weeks. Just like May, June was changeable, wet and lacking in sunshine. But it wasn't too cold. According to MeteoSwiss, the average daily temperature in June was st.....»»
New technique to diagnose cancer metastasis uses origami nanoprobes
Johns Hopkins engineers have created a new optical tool that could improve cancer imaging. Their approach, called SPECTRA, uses tiny nanoprobes that light up when they attach to aggressive cancer cells, helping clinicians distinguish between localize.....»»
Engineers build optical elements for the Coronagraph Instrument of the Roman Space Telescope
Engineers and scientists of the Max Planck Institute for Astronomy (MPIA), led by Oliver Krause, developed crucial optical elements for the Coronagraph Instrument (CGI) of the Roman Space Telescope and delivered them to the Jet Propulsion Laboratory.....»»
New compact camera module for M5 MacBooks expected in 2025
Apple has reportedly commissioned one of its Vietnamese suppliers, Sunny Optical, to provide a new MacBook compact camera module (CCM) from next year. This is likely to be first used in an M5 MacBook Pro in late 2025. It’s a somewhat surprising.....»»