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Modeling the collective movement of bacteria to better understand the formation of troublesome biofilms

Biofilms form when microorganisms such as certain types of bacteria adhere to the surface of objects in a moist environment and begin to reproduce resulting in the excretion of a slimy glue-like substance......»»

Category: topSource:  physorgDec 28th, 2022

Researchers witness nanoscale water formation in real time

For the first time ever, researchers have witnessed—in real time and at the molecular-scale—hydrogen and oxygen atoms merge to form tiny, nano-sized bubbles of water......»»

Category: topSource:  physorgRelated NewsSep 30th, 2024

We’re only beginning to understand the historic nature of Helene’s flooding

How does a region that is nearly 500 miles from the Gulf become devastated by flooding? Enlarge / Hurricane Helene transported moisture from both the Gulf and Atlantic into the southeastern United States. (credit: NOAA).....»»

Category: topSource:  arstechnicaRelated NewsSep 30th, 2024

Hunting down giant viruses that attack tiny algae

They were said to come from outer space, and there were even claims that they were actually bacteria and that they undermined the very definition of viruses. Giant viruses, nicknamed "giruses," contain enormous quantities of genetic material—up to.....»»

Category: topSource:  physorgRelated NewsSep 30th, 2024

Ryugu samples call into question previous ideas about the formation of carbon-rich asteroids

Asteroid Ryugu possibly did not travel as far from its place of origin to its current near-Earth orbit as previously assumed. New research published in the journal Science Advances suggests that Ryugu was formed near Jupiter......»»

Category: topSource:  physorgRelated NewsSep 27th, 2024

Exploring the role of hydrogen sulfide in the expression of iron uptake genes in E. coli

Antibiotic resistance and oxidative stress response are important biological mechanisms that help bacteria thrive, especially pathogenic bacteria like Escherichia coli. Hydrogen sulfide (H2S), a chemical messenger molecule, regulates several intracel.....»»

Category: topSource:  physorgRelated NewsSep 27th, 2024

How large language models are changing collective intelligence

Within teams, organizations, markets and online communities, ideas from a larger group can help to solve complex problems. Large language models (LLMs) are emerging as powerful tools to unlock even greater potential. Picture an online forum where tho.....»»

Category: topSource:  theglobeandmailRelated NewsSep 27th, 2024

Advanced data shed light on gravitational basins of attraction that shape the movement of galaxies

A new study has mapped out the gravitational basins of attraction in the local universe, offering fresh insights into the large-scale cosmic structures that shape the movement of galaxies. The study has been published in Nature Astronomy......»»

Category: topSource:  physorgRelated NewsSep 27th, 2024

Presence of bacteria in soil makes flowers more attractive to pollinators, study shows

Bacteria that live in soil and help roots fix nitrogen can boost certain plants' capacity to reproduce, according to an article published in the American Journal of Botany describing a study of this mechanism in Chamaecrista latistipula, a legume bel.....»»

Category: topSource:  physorgRelated NewsSep 27th, 2024

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.....»»

Category: topSource:  physorgRelated NewsSep 27th, 2024

Climate change will lead to wetter US winters, modeling study finds

Most Americans can expect wetter winters in the future due to global warming, according to a new study led by a University of Illinois Chicago scientist......»»

Category: topSource:  physorgRelated NewsSep 27th, 2024

Bulrush once kept NZ"s wetlands and lakes thriving—now it could help restore them

With about 90% of New Zealand's natural wetlands drained or severely damaged during the past decades, we need to understand the role of native plants in the restoration of these important habitats......»»

Category: topSource:  marketingvoxRelated NewsSep 26th, 2024

Bird study shows that grounded running styles conserve energy

A small team of biologists and animal movement specialists in the Netherlands and the U.K. has found that birds such as the emu have a grounded running style at medium speeds, allowing them to conserve energy compared to the ungrounded running style.....»»

Category: topSource:  theglobeandmailRelated NewsSep 26th, 2024

‘That’s weird’: This galaxy could help astronomers understand the earliest stars

Astronomers using the James Webb Space Telescope have spotted a weird galaxy that originated just a billion years after the Big Bang......»»

Category: topSource:  digitaltrendsRelated NewsSep 26th, 2024

ISS astronauts enjoy front row seats for comet’s journey toward the sun

Astronauts aboard the space station are following the movement of a comet, using the opportunity to capture some remarkable photos and footage......»»

Category: topSource:  digitaltrendsRelated NewsSep 26th, 2024

Investigating "climate burnout" to learn how people can maintain motivation to fight climate change

As the occurrence of weather extremes continues to escalate, the climate change movement now grapples with a new challenge, "climate burnout.".....»»

Category: topSource:  physorgRelated NewsSep 25th, 2024

Reproductive coercion is a form of gender-based violence—it"s likely more common than most understand

From contraception access to safe abortion, there is growing awareness about reproductive health and rights......»»

Category: topSource:  physorgRelated NewsSep 25th, 2024

Bacterial "flipping" allows genes to assume different forms

Imagine being one cartwheel away from changing your appearance. One flip, and your brunette locks are platinum blond. That's not too far from what happens in some prokaryotes, or single-cell organisms, such as bacteria, that undergo something called.....»»

Category: topSource:  physorgRelated NewsSep 25th, 2024

Ultra-high speed camera for molecules: Attosecond spectroscopy captures electron transfer dynamics

In nature, photosynthesis powers plants and bacteria; within solar panels, photovoltaics transform light into electric energy. These processes are driven by electronic motion and imply charge transfer at the molecular level. The redistribution of ele.....»»

Category: topSource:  physorgRelated NewsSep 25th, 2024

Afar mantle plume study offers new insight into deep Earth processes

Sophisticated analysis of tiny bubbles of ancient gas trapped in volcanic rocks, combined with new geophysical modeling, has cast new light on long-held assumptions about the deep Earth......»»

Category: topSource:  physorgRelated NewsSep 25th, 2024

Better together: Gut microbiome communities found to have enhanced resilience to drugs

Many human medications can directly inhibit the growth and alter the function of the bacteria that constitute our gut microbiome. EMBL Heidelberg researchers have now discovered that this effect is reduced when bacteria form communities......»»

Category: topSource:  physorgRelated NewsSep 24th, 2024