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Genetic changes can affect collective behavior

Individual zebrafish (Danio rerio) exhibit predictable behavioral responses to certain visual stimuli that are sufficient to explain the collective behavior of the animals—even in their larval stage. Genetic mutations associated with neurological d.....»»

Category: topSource:  physorgOct 13th, 2021

Researchers reveal key mechanism in regulating DNA recombination

Meiotic recombination generates genetic diversity and promotes proper chromosomal segregation of parental chromosomes. This process requires a set of recombinases polymerized on single-stranded (ss) DNAs called the nucleoprotein filament to undergo h.....»»

Category: topSource:  pcmagRelated News20 hr. 24 min. ago

Genetic database shows some fungal crops became completely reliant on ants 27 million years ago

When humans began farming crops thousands of years ago, agriculture had already been around for millions of years. In fact, several animal lineages have been growing their own food since long before humans evolved as a species......»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

Scientists find plant-like behavior in human cells

A team of scientists from Monash University has solved the structure of a protein known as "LYCHOS," which can detect and regulate cell growth by sensing cholesterol levels in the body......»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

Plants have a backup plan to pass down accurate chromosome copies

Tending a garden is hard work. Imagine it from the plants' perspective. Each relies on fine-tuned genetic processes to pass down accurate copies of chromosomes to future generations. These processes sometimes involve billions of moving parts. Even th.....»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

15% of office workers use unsanctioned GenAI tools

Rigid security protocols — such as complex authentication processes and highly restrictive access controls — can frustrate employees, slow productivity and lead to unsafe workarounds, according to Ivanti. Understanding workplace behavior key to s.....»»

Category: securitySource:  netsecurityRelated NewsOct 3rd, 2024

The Enthusiastic Electronics Crew: The Technological Maker Heart of Maker Faire Rome 2024

Maker Faire Rome 2024 is set to dazzle with a showcase of ingenuity and technological innovation, brought to you by the Enthusiastic Electronics Crew — a collective passionate creators who, through their YouTube channels and technical expertise, h.....»»

Category: gadgetSource:  makezineonlineRelated NewsOct 2nd, 2024

How do "double skeptics" affect government policy on climate and vaccination?

Governments and other policymakers around the world wrestle with how to deal with people who are skeptical of official positions and guidelines, such as climate skeptics and antivaxxers......»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Preserving nature"s genetic resources: Wild banana relatives of mainland Southeast Asia reveal hidden diversity

In a new study, researchers have uncovered a wealth of hidden diversity among wild banana species in mainland Southeast Asia. The discovery, which has been published in PLoS ONE, highlights the critical importance of conserving these genetic resource.....»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Researchers determine how a protein contributes to human immune defense against RNA viruses

An international research team led by Prof. Dr. Janosch Hennig from the University of Bayreuth has discovered how the TRIM25 protein contributes to defense against RNA viruses whose genetic material is contained as ribonucleic acid (RNA)......»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Smoke from megafires puts orchard trees at risk: Effects last months, reducing nut yields

Long-term smoke exposure from massive wildfires lowers the energy reserves of orchard trees and can cut their nut production by half, researchers at the University of California, Davis, found. The smoke can affect trees for months after a megafire, d.....»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Scientists develop a new model of electric double layer

A new model accounts for a wide range of ion-electrode interactions and predicts a device's ability to store electric charge. The model's theoretical predictions align with the experimental results. Data on the behavior of the electric double layer (.....»»

Category: topSource:  physorgRelated NewsOct 1st, 2024

Scientists find plausible geological setting that may have sparked life on Earth

Researchers have discovered a plausible evolutionary setting in which nucleic acids—the fundamental genetic building blocks of life—could enable their own replication, possibly leading to life on Earth......»»

Category: topSource:  physorgRelated NewsOct 1st, 2024

Research provides new insights into role of mechanical forces in gene expression

The genome inside each of our cells is modeled by tension and torsion—due in part to the activity of proteins that compact, loop, wrap and untwist DNA—but scientists know little about how those forces affect the transcription of genes......»»

Category: topSource:  physorgRelated NewsOct 1st, 2024

Seven years on, study reveals #MeToo"s unexpected impact on consumer behavior

Seven years after actor Alyssa Milano's tweet launched the #MeToo movement into the global consciousness, attitudes towards sexual harassment and assault have shifted in many countries. A new study shows that the movement's impact doesn't stop there......»»

Category: topSource:  physorgRelated NewsOct 1st, 2024

Scientists fear underfunded Argentina research on verge of collapse

Argentine biochemist Alejandro Nadra worries that President Javier Milei's budget cuts will undo his scientific quest to unravel the cause of genetic diseases that disable and kill millions......»»

Category: topSource:  physorgRelated NewsOct 1st, 2024

Breeder who tried to create enormous trophy sheep jailed in US

A man who tried to breed enormous hybrid sheep using genetic material from endangered animals so he could sell them to trophy hunting ranches has been sentenced to six months in prison, the US Department of Justice said Monday......»»

Category: topSource:  physorgRelated NewsOct 1st, 2024

Solidarity drives online virality in a nation under attack, study of Ukrainian social media reveals

The first major study of social media behavior during wartime has found that posts celebrating national and cultural unity in a country under attack receive significantly more online engagement than derogatory posts about the aggressors......»»

Category: topSource:  physorgRelated NewsOct 1st, 2024

Engineers investigate another malfunction on SpaceX’s Falcon 9 rocket

SpaceX probably won't be grounded for long, but this could affect the launch of Europa Clipper. Enlarge / The Merlin vacuum engine on SpaceX's Falcon 9 rocket fired for six minutes to place the Crew-9 mission into low-Earth orbit.....»»

Category: topSource:  arstechnicaRelated NewsSep 30th, 2024

China calls for satellite broadband to face real-time censorship

The Chinese government wants to monitor satellite communications, and it could affect SpaceX and Amazon......»»

Category: topSource:  pcmagRelated 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