Microwave imaging of quasi-periodic pulsations at flare current sheet
Quasi-periodic pulsations (QPPs; also known as quasi-periodic oscillations, i.e., QPOs) are electromagnetic emission phenomena that vary quasi-periodically with time. They appear in celestial transient events with different temporal/spatial scales, s.....»»
Upcoming M4-based Mac mini rumored to replace USB-A with more USB-C ports
The forthcoming M4 Mac mini redesign is expected to follow iMac's lead and ditch USB-A ports, in favor of an array of USB-C ports.The current Mac mini form factor may change dramatically in its M4 incarnation.A new report from Bloomberg follows up on.....»»
Scientists develop new TRV vector-based method for peach gene analysis
Peach, a valuable crop within the Rosaceae family, has historically faced challenges in genetic research due to the lack of robust transformation techniques. Current methods are often limited by tissue type and developmental constraints, hindering fu.....»»
High-refractive-index-modulation nanocomposites for augmented reality displays
Holographic optical elements (HOEs) are essential in augmented reality (AR) displays, providing benefits such as design flexibility and improved optical efficiency. However, current materials' limited refractive index modulation hampers performance,.....»»
Study: Quantum-dot-enabled infrared hyperspectral imaging with single-pixel detection
Near infrared (NIR) hyperspectral imaging is a highly promising detection technology capable of capturing detailed 3D spectral-spatial information, facilitating the identification and characterization of materials and targets based on their spectral.....»»
A macro look at the most pressing cybersecurity risks
Forescout’s 2024H1 Threat Review is a new report that reviews the current state of vulnerabilities, threat actors, and ransomware attacks in the first half of 2024 and compares them to H1 2023. “Attackers are looking for any weak point to bre.....»»
Spot AI images this election: Fact vs. fiction tips
On Aug. 18, former president and current presidential candidate Donald Trump posted an unusual endorsement to his social media account on Truth Social. Amid a series of photos, he included an image of pop megastar Taylor Swift wearing an Uncle Sam ha.....»»
Spectroscopy study reveals electrons in cocatalyst periphery drive photocatalytic hydrogen evolution
Synchronizing periodic excitations of photocatalysts with a Michelson interferometer on operando FT–IR spectroscopy, researchers led by Toshiki Sugimoto succeeded in observing and identifying the reactive electron species for photocatalytic hydroge.....»»
Neutron scattering instrument represents a new dawn for AI-powered atomic-scale 3D imaging
The Department of Energy's Oak Ridge National Laboratory added a new neutron scattering instrument to its powerhouse of discovery at the Spallation Neutron Source, charting new territory for neutron imaging through artificial intelligence. In July, D.....»»
Avian flu has infected dairy cows in more than a dozen states—a microbiologist explains how the virus is spreading
The current strain of avian flu, H5N1, is responsible for the culling of millions of domestic birds and has sickened more than a dozen farmworkers in 2024, most recently in Colorado......»»
Labor or leisure? Why a universal basic income might foster well-being but not productivity
The current cost-of-living crisis, high interest rates and the ensuing economic contraction have disproportionately hit low-income households. And for many low-income workers, the future remains uncertain......»»
Apple’s Glowtime event creates big expectations – how will it deliver?
The iPhone 16 line-up will be unveiled on Monday, and Apple’s Glowtime event name and graphics seem to be pretty clear pointers to a focus on Apple Intelligence. Anyone who is running the current iOS 18.1 beta will have instantly recognised the eve.....»»
Proof-of-concept study demonstrates mid-infrared computational temporal ghost imaging
Ghost imaging in the time domain allows for reconstructing fast temporal objects using a slow photodetector. The technique involves correlating random or pre-programmed probing temporal intensity patterns with the integrated signal measured after mod.....»»
Apple announces CFO transition coming next year, names Luca Maestri successor
Apple has announced a major change for its executive team. The company’s current CFO (Chief Financial Officer), Luca Maestri, will transition out of his role after the end of 2024. more….....»»
Apple CFO shakeup: Kevan Parekh replacing Luca Maestri
Luca Maestri has served as Apple's CFO for over a decade, but he's stepping down and being replaced by Kevan Parekh, Apple's current VP of Financial Planning and Analysis.Apple ParkKevan Parekh has spent 11 years at Apple and leads Financial Planning.....»»
Hybrid imaging approach reveals microbes in 3D
Caltech researchers have developed a new method to create three-dimensional images of complex communities of bacteria and plant roots. The technology synthesizes two traditional methods of imaging: visualizing microbes with fluorescence and a noninva.....»»
Ultra-sensitive photothermal microscopy technique detects single nanoparticles as small as 5 nm
The detection of individual particles and molecules has opened new horizons in analytical chemistry, cellular imaging, nanomaterials, and biomedical diagnostics. Traditional single-molecule detection methods rely heavily on fluorescence techniques, w.....»»
Canada orders end to railroad lockout, says "trains will be running within days"
Labor Minister Steven MacKinnon ordered the Canada Industrial Relations Board to direct the parties to extend their current labor contract and said the railways should resume operations “forthwith.”.....»»
After months of mulling, NASA will decide on Starliner return this weekend
"The agency flight readiness review is where any formal dissents are presented and reconciled." Enlarge / A high-resolution commercial Earth-imaging satellite owned by Maxar captured this view of the International Space Station o.....»»
World"s first micromachine twists 2D materials at will
Just a few years ago, researchers discovered that changing the angle between two layers of graphene, an atom-thick sheet of carbon, also changed the material's electronic and optical properties. They then learned that a "twist" of 1.1 degrees—dubbe.....»»
Astronomers think they’ve found a plausible explanation of the Wow! signal
Magnetars could zap clouds of atomic hydrogen, producing focused microwave beams. Enlarge / The Wow! signal, represented as "6EQUJ5," was discovered in 1977 by astronomer Jerry Ehman. (credit: Public domain) An unusually.....»»