Advanced measurements unravel nanoscale phenomena in tungsten diselenide
Semiconductor 2D materials are a few atoms thick, and some of them exhibit localized emission, where light is emitted from such a small part of the layer that only one photon at a time is produced. This localized emission has unique properties and is.....»»
High-sensitivity laser heterodyne radiometer developed for remote sensing of atmospheric water vapor, isotopes
A research team led by Prof. Gao Xiaoming from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences developed a near-infrared laser heterodyne radiometer (LHR), that could greatly improve water vapor measurements in the atmosph.....»»
3D bioprinting materials offer possibility for better bone and soft tissue repair
3D bioprinting is an advanced tissue engineering technique that builds complex tissues using bioactive substances like living cells and scaffolds. It provides personalized tissue repair solutions, reducing immune rejection by using patient-specific c.....»»
NASA"s new solar sail extends its booms and sets sail
Solar sails are an exciting way to travel through the solar system because they get their propulsion from the sun. NASA has developed several solar sails, and their newest, the Advanced Composite Solar Sail System (or ACS3), launched a few months ago.....»»
Commercial spyware vendor exploits used by Kremlin-backed hackers, Google says
Findings undercut pledges of NSO Group and Intgellexa their wares won't be abused. Enlarge (credit: Getty Images) Critics of spyware and exploit sellers have long warned that the advanced hacking sold by commercial surve.....»»
Observatory reveals key evidence of cosmic ray acceleration limit in W51 for first time
The Large High Altitude Air Shower Observatory (LHAASO) officially released the precise measurements of high-energy gamma radiation from the W51 complex, confirming it as a cosmic-ray accelerator boosting particles up to so-called ultra-high energies.....»»
New Horizons spacecraft measurements shed light on the darkness of the universe
Just how dark is deep space? Astronomers may have finally answered this long-standing question by tapping into the capabilities and distant position of NASA's New Horizons spacecraft, by making the most precise, direct measurements ever of the total.....»»
Deepfakes: Seeing is no longer believing
The threat of deepfakes lies not in the technology itself, but in people’s natural tendency to trust what they see. As a result, deepfakes don’t need to be highly advanced or convincing to effectively spread misinformation and disinformat.....»»
Exploring Darwin"s longstanding interest in biological rhythms
A close reading of Darwin's work suggests a deep interest in cyclical events. Rhythmic phenomena in nature—today the subjects of the field of chronobiology—have been studied since at least the 18th century. In a perspective, Tiago Gomes de Andrad.....»»
Nanotubes boost: Liquid-phase synthesis unlocks efficient production
Single-walled carbon nanotubes (SWCNTs) are known for their remarkable properties, which make them essential in many advanced technologies. Yet, creating these nanotubes efficiently and on a large scale has been a persistent challenge......»»
Versa Director zero-day exploited to compromise ISPs, MSPs (CVE-2024-39717)
Advanced, persistent attackers have exploited a zero-day vulnerability (CVE-2024-39717) in Versa Director to compromise US-based managed service providers with a custom-made web shell dubbed VersaMem by the researchers. The malware harvests credentia.....»»
Chinese Gaofen-7 satellite enhances precision in forest height measurement
Scientists have developed a method to measure forest heights using advanced satellite technology, significantly reducing the need for labor-intensive fieldwork. A study published on July 29 in the Journal of Remote Sensing by a team of international.....»»
Have a Google Pixel 9 Pro? Do this to free year of Gemini Advanced
Have a Google Pixel 9 smartphone? Here's how you can get a free year of Gemini Advanced, valued at $240......»»
New varactor enhances quantum dot device measurements at millikelvin temperatures
The development of quantum computing systems relies on the ability to rapidly and precisely measure these systems' electrical properties, such as their underlying charge and spin states. These measurements are typically collected using radio-frequenc.....»»
So You’re Underwater: Why Do You See That Circle of Light Above You?
Snell’s window is one of the coolest phenomena in the natural world. You’ve seen it, but do you know what causes it?.....»»
A leap forward in nanotechnology: Growing special micro-crystals for better devices
In a paper published in the journal Advanced Materials, Dr. Atikur Rahman's research group from the Physics department at IISER Pune, India, along with collaborators, report a new way to grow special crystals called CsPbBr3 nanoplatelets......»»
Professor proposes how a black hole in orbit around a planet could be a sign of an advanced civilization
In 1971, English mathematical physicist and Nobel-prize winner Roger Penrose proposed how energy could be extracted from a rotating black hole. He argued that this could be done by building a harness around the black hole's accretion disk, where infa.....»»
Researchers demonstrate metasurfaces that control thermal radiation in unprecedented ways
Researchers with the Advanced Science Research Center at the CUNY Graduate Center (CUNY ASRC) have experimentally demonstrated that metasurfaces (two-dimensional materials structured at the nanoscale) can precisely control the optical properties of t.....»»
Research team designs AI approach to drought zoning in Canada
A recent study by the University of Ottawa and Laval University shows that climate change may cause many areas in Canada to experience significant droughts by the end of the century. In response, the researchers have introduced an advanced AI-based m.....»»
Advanced orbital angular momentum mode switching in multimode fiber utilizing an optical neural network chip
The rapid development of technologies such as the internet, mobile communications, and artificial intelligence has dramatically increased the demand for high-capacity communication systems. Among various solutions, mode-division multiplexing (MDM) ha.....»»
How a former BMW exec"s advice helped shape a driver-assist specialist"s focus
Provizio CEO Barry Lunn was told early on that cost was king in the automotive sector, which inspired him to try to make advanced driver-assistance systems affordable for every vehicle......»»