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How nanoplastics can influence metabolism

PET—the plastic used to make bottles, for example—is ubiquitous in our natural environment. In a joint study, scientists from Leipzig University and the Helmholtz Centre for Environmental Research (UFZ) investigated the negative effects that tiny.....»»

Category: topSource:  physorgMar 8th, 2023

Detecting influence campaigns on X with AI and network science

In the age of generative-AI and large language models (LLMs), massive amounts of inauthentic content can be rapidly broadcasted on social media platforms. As a result, malicious actors are becoming more sophisticated, hijacking hashtags, artificially.....»»

Category: topSource:  pcmagRelated NewsMay 16th, 2024

Why have venture capitalists become so founder-friendly?

Companies backed by venture capitalists ("VCs") have a disproportionate influence on our economy; they provide funding to less than 0.25% of new businesses, but more than 47% of US companies that went public between 1995 and 2018 were venture backed......»»

Category: topSource:  physorgRelated NewsMay 16th, 2024

Monster galactic outflow powered by exploding stars

Star death and birth both contribute to driving material out of a galaxy. Enlarge / All galaxies have large amounts of gas that influence their star-formation rates. (credit: NASA, ESA, CSA, and J. Lee (NOIRLab)) Galaxie.....»»

Category: topSource:  arstechnicaRelated NewsMay 12th, 2024

New study delves into ozone"s influence on exoplanetary climate

In the quest for life beyond our solar system, a new study delves into the atmospheric dynamics of planet Proxima Centauri b, illuminating ozone's pivotal role in shaping planetary climates. This research signifies a significant leap forward in our u.....»»

Category: topSource:  physorgRelated NewsMay 8th, 2024

A triumph of galaxies in three new images from the VLT Survey Telescope

Distant galaxies, interacting galaxies, whose shape has been forged by the mutual gravitational influence, but also galaxies forming groups and clusters, kept together by gravity—they are the protagonists of three new images released by the VLT Sur.....»»

Category: topSource:  physorgRelated NewsMay 7th, 2024

What are nanoplastics? An engineer explains concerns about particles too small to see

It's become common to read that microplastics—little bits of plastic, smaller than a pencil eraser—are turning up everywhere and in everything, including the ocean, farmland, food and human bodies. Now a new term is gaining attention: nanoplastic.....»»

Category: topSource:  pcmagRelated NewsMay 7th, 2024

Bee body mass, pathogens and local climate influence heat tolerance

How well bees tolerate temperature extremes could determine their ability to persist in a changing climate. But heat tolerance varies between and within populations, so a research team led by Penn State entomologists examined bee physical traits—su.....»»

Category: topSource:  physorgRelated NewsMay 6th, 2024

Scientists" research answers big question about our system"s largest planet

New discoveries about Jupiter could lead to a better understanding of Earth's own space environment and influence a long-running scientific debate about the solar system's largest planet......»»

Category: topSource:  physorgRelated NewsMay 6th, 2024

Tweaking isotopes sheds light on promising approach to engineer semiconductors

Research led by scientists at the Department of Energy's Oak Ridge National Laboratory has demonstrated that small changes in the isotopic content of thin semiconductor materials can influence their optical and electronic properties, possibly opening.....»»

Category: topSource:  physorgRelated NewsMay 3rd, 2024

How mantle movements shape Earth"s surface

The movement of tectonic plates shapes the rocky features of Earth's surface. Plates' convergence can form mountain ranges or ocean trenches, and their divergence can form oceanic ridges. But it's not just the plates themselves that influence Earth's.....»»

Category: topSource:  physorgRelated NewsMay 3rd, 2024

Aggressive? Homophobic? Stoic? Here"s what thousands of Australian men told us about modern masculinity

Most young adult men in Australia reject traditional ideas of masculinity that endorse aggression, stoicism and homophobia. Nonetheless, the ongoing influence of those ideas continues to harm men and the people around them. These are some of the find.....»»

Category: topSource:  physorgRelated NewsMay 2nd, 2024

Archaea can be "picky eaters": Study shows a group of parasitic microbes can change host metabolism

A parasite that not only feeds off its host, but also makes the host change its own metabolism and thus biology: NIOZ microbiologists Su Ding and Joshua Hamm, Nicole Bale, Jaap Damsté and Anja Spang have shown this for the very first time in a speci.....»»

Category: topSource:  physorgRelated NewsMay 1st, 2024

New research reveals terahertz waves" impact on dynamics of nanoconfined water molecules

In a new discovery, researchers have revealed novel insights into the behavior of water molecules confined within nanostructures. Their study, published in Science Advances on April 24, delves into how terahertz (THz) waves influence the dynamics of.....»»

Category: topSource:  pcmagRelated NewsApr 30th, 2024

Adaptation of photosynthetic mechanism in air plants occurs through gene duplication, study finds

Researchers at the University of Vienna, along with collaborators from France, Germany, Switzerland and the U.S., have achieved a breakthrough in understanding how genetic drivers influence the evolution of a specific photosynthesis mechanism in Till.....»»

Category: topSource:  pcmagRelated NewsApr 30th, 2024

Climate change reveals intricate dynamics of reproductive barriers in marine species

Monash University scientists have uncovered insights into how rising temperatures influence the reproductive interactions and species boundaries of marine organisms......»»

Category: topSource:  physorgRelated NewsApr 29th, 2024

A systematic review of three key sugar metabolism proteins: HXK, SnRK1 and TOR

Sugar signaling is one of the most important regulatory signals for plant growth and development, and its metabolic network contains many regulatory factors. Sugar signaling molecules regulate cellular activities and organismal development by interac.....»»

Category: topSource:  informationweekRelated NewsApr 25th, 2024

Investigating the stereotypes pre-service teachers associate with pupils with special educational needs

In the course of inclusion, teachers are increasingly instructing pupils with special educational needs. Stereotypes regarding these children and adolescents can influence how the teachers deal with them. The DIPF | Leibniz Institute for Research and.....»»

Category: topSource:  physorgRelated NewsApr 24th, 2024

Bacteria for climate-neutral chemicals of the future

Researchers at ETH Zurich have engineered bacteria in the laboratory to efficiently use methanol. The metabolism of these bacteria can now be tapped into to produce valuable products currently made by the chemical industry from fossil fuels......»»

Category: topSource:  physorgRelated NewsApr 23rd, 2024

The rising influence of AI on the 2024 US election

We stand at a crossroads for election misinformation: on one side our election apparatus has reached a higher level of security and is better defended from malicious attackers than ever before. On the other side, the rise of artificial intelligence (.....»»

Category: securitySource:  netsecurityRelated NewsApr 23rd, 2024

Pressure in the womb may influence facial development

Physical cues in the womb, and not just genetics, influence the normal development of neural crest cells, the embryonic stem cells that form facial features, finds a new study led by UCL researchers......»»

Category: topSource:  physorgRelated NewsApr 22nd, 2024