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How a bacterial pathogen that causes dysentery manipulates molecular activity to assure its survival

Virginia Tech researchers have learned how bacteria manipulate molecules to infect the host organism. Daniel Capelluto and his research team have discovered the mechanism by which the bacterial pathogen Shigella flexneri, the causative agent of dysen.....»»

Category: topSource:  physorg7 hr. 38 min. ago

Steering molecular twisting for hydrogen generation

Researchers from the Faculty of S&T at the University of Twente have developed a novel approach for the design of efficient solar fuel devices. Research performed by graduated Ph.D. student Kaijian Zhu shows that reducing the light-induced twisting o.....»»

Category: topSource:  theglobeandmailRelated NewsSep 10th, 2024

The case for adding iron to the ocean for carbon dioxide removal

While the urgent reduction of carbon dioxide (CO2) and other greenhouse gas emissions is needed as the primary activity to curb climate change, there is broad agreement for the need to remove CO2 already in the atmosphere. Given its outsized role in.....»»

Category: topSource:  informationweekRelated NewsSep 9th, 2024

Researchers examine protein arrangement in cell membrane that triggers programmed cell death

How can molecular structures be analyzed when the resolution of the techniques available is not sufficient? Researchers from the fields of physics, chemistry and medicine at Heinrich Heine University Düsseldorf (HHU) have combined and further develo.....»»

Category: topSource:  physorgRelated NewsSep 9th, 2024

Scientists learn how to drug wily class of disease-causing enzymes

UCSF scientists have discovered how to target a class of molecular switches called GTPases that are involved in a myriad of diseases from Parkinson's to cancer and have long been thought to be "undruggable.".....»»

Category: topSource:  physorgRelated NewsSep 9th, 2024

Theoretical model for multisite alloy catalyst design quantifies active site contributions

Two research teams have developed a novel theoretical model to describe the overall activity of multisite alloy catalysts. In their study published in Journal of the American Chemical Society, they propose a concept of equivalent site ratio and succe.....»»

Category: topSource:  physorgRelated NewsSep 9th, 2024

The moon had surprisingly recent volcanic activity, samples from Chinese space mission confirm

Volcanoes were erupting on the moon as recently as 120 million years ago, evidence collected by a Chinese spacecraft suggests. Until the last few years, scientists had thought volcanic activity ended on the moon around 2 billion years ago......»»

Category: topSource:  theglobeandmailRelated NewsSep 9th, 2024

How context-specific factors control gene activity

Every cell in our body contains the same DNA, yet liver cells are different from brain cells, and skin cells differ from muscle cells. What determines these differences? It all comes down to gene regulation; essentially how and when genes are turned.....»»

Category: topSource:  physorgRelated NewsSep 9th, 2024

New Mo carbide catalysts show high stability and activity in CO₂ conversion

Molybdenum (Mo) carbides, known for their unique electronic and structural properties, are considered promising alternatives to noble metal catalysts in heterogeneous catalysis. However, traditional methods for preparing Mo carbides suffer from compl.....»»

Category: topSource:  physorgRelated NewsSep 9th, 2024

Chickadee research finds cognitive skills impact lifespan

While there is no denying 'survival of the fittest' still reigns supreme in the animal kingdom, a new study shows being smartest—or at least smarter—is pretty important, too......»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

The Moon had volcanic activity much more recently than we knew

Eruptions seem to have continued long after widespread volcanism had ended. Enlarge / The eruptions that produced the dark mare on the lunar surface ended billions of years ago. (credit: NASA/GSFC/Arizona State University).....»»

Category: topSource:  arstechnicaRelated NewsSep 5th, 2024

Researchers prove 120-million-year-old volcanism on moon

Extensive geologic evidence of ancient volcanic activity can be found on the moon, but how long this volcanism persisted has been unclear. However, Prof. Li Qiuli's Lab at the Institute of Geology and Geophysics of the Chinese Academy of Sciences (IG.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

Report documents paths to prison for those experiencing intimate partner violence

A new study provides extensive documentation of the "IPV-to-Prison Pipeline"—the pathways through which women who are survivors of intimate partner violence (IPV) find themselves serving long prison sentences for acts of survival......»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

For many animals sleep is a social activity, but the interconnections are not fully understood

Group sleeping can impact when animals sleep, how long they sleep for, and how deeply they sleep. For example, groups of meerkats time their sleep according to "sleep traditions"; olive baboons sleep less when their group size increases; bumblebees s.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

Researchers develop molecular biosensors that only light up upon binding to their targets

Biosensors—devices that use biological molecules to detect the presence of a target substance—have enormous potential for detecting disease biomarkers, molecules-in-action in diverse biological processes, or toxins and other harmful substances in.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

Labs collaborate to enhance imaging tools for cell observation

Two labs at the University of Utah's Department of Chemistry joined forces to improve imaging tools that may soon enable scientists to better observe signaling in functioning cells and other molecular-scale processes central to life......»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

State of Decay 2’s final update coming later this year

To prepare for State of Decay 3, Undead Labs is ending support for its 2018 zombie survival title......»»

Category: topSource:  digitaltrendsRelated NewsSep 4th, 2024

Beef industry can reduce emissions by up to 30%, says new research

Greenhouse gases resulting from human activity have been the largest driver of climate change since the mid-20th century—especially from agriculture. The U.S. beef industry alone is responsible for 3.3% of the nation's total emissions, and even wit.....»»

Category: topSource:  physorgRelated NewsSep 3rd, 2024

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.....»»

Category: topSource:  physorgRelated NewsSep 3rd, 2024

Cold-atom simulator demonstrates quantum entanglement between electronic and motional states

Researchers from the Institute for Molecular Science have revealed quantum entanglement between electronic and motional states in their ultrafast quantum simulator, generated by the repulsive force due to the strong interaction between Rydberg atoms......»»

Category: topSource:  physorgRelated NewsSep 3rd, 2024

Why do typhoons like to cluster? Researchers identify key weather patterns

This August, Japan and South Korea, particularly Japan, have experienced a dramatic surge in typhoon activity. From August 8 to August 13, within just six days, Typhoons Maria, Son-Tinh, Ampil, and Wukong consecutively formed over the waters east of.....»»

Category: topSource:  physorgRelated NewsSep 3rd, 2024