Tiling mechanisms of the Drosophila compound eye through geometrical tessellation
Tile patterns in which the same shape is laid out without gaps can be seen on castle walls and chess boards in artificial objects, and in insect compound eyes and beehives in biology. Square tiles are common in artificial objects, while hexagonal til.....»»
Future climate change predicted to shift flood-generating mechanisms and intensify extreme flooding events
The Delaware River Basin, a coastal watershed in the Mid-Atlantic region, has a long history of severe flooding with significant socioeconomic impacts. Recent research uses a process-based modeling approach to analyze hydrometeorological (like rainfa.....»»
"Tamed" molecules for more sustainable catalysts: Chemists succeed in synthesizing a spectacular gallium compound
Catalysts play an important role in the manufacture of many products that we encounter in everyday life—for example in cars for exhaust gas purification or in the chemical industry in the production of fertilizers. Catalysts ensure that these react.....»»
Quantum sensing approach captures nanoscale electrochemical evolution in battery
Battery performance is heavily influenced by the non-uniformity and failure of individual electrode particles. Understanding the reaction mechanisms and failure modes at nanoscale level is key to advancing battery technologies and extending their lif.....»»
AI tools help uncover enzyme mechanisms for lasso peptides
Lasso peptides are natural products made by bacteria. Their unusual lasso shape endows them with remarkable stability, protecting them from extreme conditions. In a new study, published in Nature Chemical Biology, researchers have constructed and tes.....»»
An unexpected protein connection in maize growth and defense could enhance crop resilience
Maize (corn) is one of the most important staple crops in the world and has been extensively studied. Yet, many aspects of the genetic mechanisms regulating its growth and development remain unexplored......»»
The macOS Sequoia update just launched. Here’s why you should install it
It's time to update your Mac because Sequoia is finally here. The update brings iPhone Mirroring, window tiling, and much more -- just not Apple Intelligence......»»
Today’s release of macOS Sequoia brings 70+ new security fixes
macOS Sequoia has officially launched with new features and improvements such as window tiling, iPhone Mirroring, the new Password app, and more. But under the hood, Apple delivered a staggering amount of patched bugs/vulnerabilities to Mac users. Th.....»»
Human "molecular map" contributes to the understanding of disease mechanisms
Scientists at Weill Cornell Medicine in Qatar (WCM-Q) have created an intricate molecular map of the human body and its complex physiological processes based on the analysis of thousands of molecules in blood, urine and saliva samples from 391 volunt.....»»
Researchers reveal the mechanisms behind cobalt X-ide electrocatalysts
The unsung heroes of electrochemical reactions—electrocatalysts—can assist in optimizing factors such as the reaction's speed, yield, and energy consumption. As such, these electrocatalysts are crucial for optimizing large-scale production in the.....»»
Unlocking plant defense: Bacterial hijacking exposed
Bacterial wilt caused by Ralstonia solanacearum poses a severe threat to agriculture worldwide, affecting numerous crops. The pathogen's arsenal of type III effectors (T3Es) enables it to manipulate host defense mechanisms, aiding infection. One majo.....»»
Uncovering the unique roles of Exportin-5 in RNA export within Drosophila cells
Eukaryotic cells are complex biological units, each with multiple membrane-bound compartments. These cells use specialized mechanisms to export biomolecules from their synthesis site to where they function......»»
Why do materials get stronger when they are deformed? Research sheds light on universal mechanisms of work hardening
The earliest blacksmiths in the Bronze and Iron Ages figured out that when they deformed metal through bending or hammering, it became stronger. This process, known as work or strain hardening, is still used widely in metallurgy and manufacturing tod.....»»
Drosophila study discovers mechanism that could control longevity, cancer cell production
Researchers at UC Merced have used fruit flies to uncover a cellular process common to many organisms that could dramatically impact the understanding of cancer and aging......»»
Unveiling the molecular mechanisms linking aging with neurodegenerative diseases
Aging is the prime cause of neurodegenerative diseases, such as Alzheimer's disease, Parkinson's disease, and amyotrophic lateral sclerosis. But what exactly increases the prevalence of these brain disorders as one grows older? The molecular forces l.....»»
Double-peaked supernovae offer clues to pre-supernova outbursts
New research helps in understanding the evolution and final stages of massive stars, the role of binary interactions, and the mechanisms behind mass loss, which ultimately affect the properties of the resulting supernova and its remnant. This work al.....»»
Scientists unlock the secrets of how a key protein converts DNA into RNA
Researchers at the Department of Energy's SLAC National Accelerator Laboratory have uncovered new insights into the fundamental mechanisms of RNA polymerase II (Pol II), the protein responsible for transcribing DNA into RNA. Their study shows how the.....»»
Gaps in firearms relinquishment laws may weaken court orders, increase illegal gun possession
State and federal laws across the United States prohibiting firearm possession in cases of domestic violence often lack enforcement mechanisms, which may lead to continued possession of firearms despite court orders, according to a University of Mich.....»»
Discovery of a hidden epigenetic clock in mitochondria reveals a "lifespan limit line"
Building on their work on epigenetics of aging and transposable elements, researchers Dr. Ádám Sturm and Dr. Tibor Vellai from Eötvös Loránd University have made another advance in understanding the molecular mechanisms of aging. Their latest st.....»»
Study reveals bioactive power of a natural spearmint compound against weeds
A recent study reveals the natural compound (-)-carvone in spearmint as a potent and sustainable alternative to chemical herbicides. This research demonstrates how (-)-carvone targets and degrades microtubules in weeds, inducing cell death and inhibi.....»»
From antiquity to adaptation: Tracing the genetic journey of east Asian chestnut varieties
Uncovering the genetic saga of Castanea trees, a study maps their evolutionary journey and local climate adaptations. This research reveals the genetic markers and molecular mechanisms that have allowed these nut fruit trees to adapt and flourish acr.....»»