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Atomic structure of a staphylococcal bacteriophage using cryo-electron microscopy

Cryo-electron microscopy by University of Alabama at Birmingham researchers has exposed the structure of a bacterial virus with unprecedented detail. This is the first structure of a virus able to infect Staphylococcus epidermidis, and high-resolutio.....»»

Category: topSource:  physorgDec 16th, 2022

Teenage Maurice Sendak illustrated his teacher’s 1947 pop-sci book

Drawings of Atomics for the Millions "reveal early postwar anxieties about nuclear war." Enlarge / A young Maurice Sendak’s illustration of two possible outcomes of atomic power for the 1947 pop-sci book Atomics for the Million.....»»

Category: topSource:  arstechnicaRelated NewsAug 27th, 2024

Sound drives "quantum jumps" between electron orbits

Cornell University researchers have demonstrated that acoustic sound waves can be used to control the motion of an electron as it orbits a lattice defect in a diamond, a technique that can potentially improve the sensitivity of quantum sensors and be.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

The Quantum Mechanics of the Greenhouse Effect

Carbon dioxide’s powerful heat-trapping effect has been traced to a quirk of its quantum structure. The finding may explain climate change better than any computer model......»»

Category: gadgetSource:  wiredRelated NewsAug 25th, 2024

Langbeinites show talents as 3D quantum spin liquids

A 3D quantum spin liquid has been discovered in the vicinity of a member of the langbeinite family. The material's specific crystalline structure and the resulting magnetic interactions induce an unusual behavior that can be traced back to an island.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

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.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

New "chiral vortex" of light allows chemists to "see" molecules through the mirror

An entirely new structure of light is helping to measure chirality in molecules more accurately and robustly than ever before, in a major potential step for the pharmaceutical industry......»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

Single nucleosomes tracked in live cells during cell division using super-resolution microscopy

Individual cells divide through a process called mitosis, during which the cell's copied DNA is separated between two resulting daughter cells. Despite recent advances in cell biology, the mechanism by which DNA condenses during mitosis is still poor.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

Vulnerability prioritization is only the beginning

To date, most technology solutions focused on vulnerability management have focused on the prioritization of risks. That usually took the shape of some risk-ranking structure displayed in a table with links out to the CVEs and other advisory or threa.....»»

Category: securitySource:  netsecurityRelated NewsAug 23rd, 2024

Developing innovative new display technologies to create ultrahigh-definition screens efficiently

A research team has developed a double-layer dry transfer printing technology that simultaneously transfers light-emitting and electron-transferring layers onto a substrate. This technology is expected to provide a more life-like view in augmented re.....»»

Category: topSource:  physorgRelated NewsAug 22nd, 2024

Physicists observe key minuscule molecular interactions in ultra-fast atomic processes

An international team of scientists is the first to report incredibly small time delays in a molecule's electron activity when the particles are exposed to X-rays......»»

Category: topSource:  physorgRelated NewsAug 22nd, 2024

App Store VP departing Apple amid broader restructuring

Apple’s App Store vice president is leaving the company in October, according to a new report from Bloomberg. The structure of the App Store team is also being split into two teams, a change implemented by Phil Schiller in response to the ever-.....»»

Category: topSource:  pcmagRelated NewsAug 21st, 2024

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.....»»

Category: topSource:  arstechnicaRelated NewsAug 21st, 2024

Survival tactics: AI-driven insights into chromatin changes for winter dormancy in axillary buds

Evolution has enabled plants to survive under adverse conditions. The winter bud of a plant is a crucial structure that establishes adaptability. Depending on environmental and intrinsic conditions, buds can transition between growth and dormancy. Th.....»»

Category: topSource:  theglobeandmailRelated NewsAug 21st, 2024

Cryo-ET study elucidates protein folding helpers in their natural environment

Cryo-electron tomography (cryo-ET), can be used to visualize and analyze cellular structures in their natural environment. Researchers at the MPI of Biochemistry in Martinsried and the University Medical Center Göttingen have now used cryo-ET to stu.....»»

Category: topSource:  pcmagRelated NewsAug 21st, 2024

Civilization VII hands-on: This strategy sequel rethinks the long game

Classic turn-based gameplay meets a radical rethink of the overall structure. Enlarge / Firaxis has upped the ante on presentation for the cities. It's still a bit abstract and removed, but they have more vibrancy, detail, and mo.....»»

Category: topSource:  arstechnicaRelated NewsAug 20th, 2024

Pore structure characteristics found to influence carbon mineralization under conservation tillage

Soil aggregates are the basic units of soil structure and serve as a reservoir for soil carbon, playing a crucial role in the carbon cycle of ecosystems. The pore characteristics of soil aggregates influence the mineralization of soil organic carbon......»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

Neutrons illuminate environmental and biological mysteries

Neutron techniques have long been valued in various scientific fields for their ability to penetrate materials without altering their structure. However, their use in environmental and biological sciences has been limited. Complex systems like soil-w.....»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

Physicists successfully observe Kibble–Zurek scaling in an atomic Fermi superfluid

The Kibble–Zurek (KZ) mechanism is a theoretical framework introduced by physicists Tom Kibble and Wojciech Zurek. This framework essentially describes the formation of topological defects while systems undergo non-equilibrium phase transitions......»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

Morphable materials: Researchers coax nanoparticles to reconfigure themselves

A view into how nanoscale building blocks can rearrange into different organized structures on command is now possible with an approach that combines an electron microscope, a small sample holder with microscopic channels, and computer simulations, a.....»»

Category: topSource:  physorgRelated NewsAug 19th, 2024

Team develops method for control over single-molecule photoswitching

Scientists from the Department of Physical Chemistry at the Fritz Haber Institute have made an innovative discovery in nanoscale optoelectronics. The study, published in the journal Nature Communications and titled "Atomic-Precision Control of Plasmo.....»»

Category: topSource:  theglobeandmailRelated NewsAug 16th, 2024