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The bacteria that look after us and their protective weapons

The extensive agriculture that makes it possible to meet the nutritional needs of the planet's billions of inhabitants is based on the use of chemical products (pesticides) to avoid crop losses due to pests. However, these pesticides have a negative.....»»

Category: topSource:  physorgMar 22nd, 2021

The Artificial Intelligence Era Faces a Threat from Directed Energy Weapons

Autonomous and AI-enabled systems increasingly rely on optical and radio frequency sensors and significant computer power. They face growing vulnerabilities from directed-energy laser and microwave weapons.....»»

Category: scienceSource:  sciamRelated NewsMay 24th, 2024

Study reveals key role of plant-bacteria communication for assembly of a healthy plant microbiome

In an interdisciplinary study, researchers have discovered that symbiotic bacteria communicate with legume plants through specific molecules and that this communication influences which bacteria grow near the plant roots. The findings provide insight.....»»

Category: topSource:  marketingvoxRelated NewsMay 23rd, 2024

Study sheds light on how antibiotic "Velcro" kills bacteria

A small antibiotic called plectasin uses an innovative mechanism to kill bacteria. By assembling into large structures, plectasin latches onto its target on the bacterial cell surface, similar to how both sides of Velcro form a bond......»»

Category: topSource:  physorgRelated NewsMay 23rd, 2024

A merger of microbes: Study shows low-nutrient conditions alter viral infection

This much we know: When viruses infect bacteria—a common occurrence in oceans, soils, even human guts—the interaction results in the creation of entirely new organisms called "virocells." But scientists are still learning about how this merger of.....»»

Category: topSource:  physorgRelated NewsMay 22nd, 2024

Farm wastewater modeling shows footbaths are source of antimicrobial resistance

New research has mapped wastewater flows on farms and revealed where spikes in antibiotic resistant bacteria in slurry occur, showing that water from copper and zinc footbaths used by dairy animals can cause fluctuations......»»

Category: topSource:  physorgRelated NewsMay 22nd, 2024

This modified stainless steel could kill bacteria without antibiotics or chemicals

An electrochemical process developed at Georgia Tech could offer new protection against bacterial infections without contributing to growing antibiotic resistance......»»

Category: topSource:  physorgRelated NewsMay 20th, 2024

Researchers identify new drivers of antibiotic resistance in bacteria

Two newly discovered mechanisms in bacteria have been identified that can contribute to the development of antibiotic resistance. Changing the number of copies of resistance genes in bacteria increases antibiotic resistance, and can do so very quickl.....»»

Category: topSource:  informationweekRelated NewsMay 20th, 2024

Bacterial proteins shed light on antiviral immunity

A unique collaboration between two UT Southwestern Medical Center labs—one that studies bacteria and another that studies viruses—has identified two immune proteins that appear key to fighting infections. The findings, published in PLOS Pathogens.....»»

Category: topSource:  marketingvoxRelated NewsMay 17th, 2024

Mystery CRISPR unlocked: A new ally against antibiotic resistance?

CRISPR-Cas systems have revolutionized biotechnology by offering ways to edit genes like a pair of programmable scissors. In nature, bacteria use these systems to fight off deadly viruses. A recent international collaboration led by the University of.....»»

Category: topSource:  physorgRelated NewsMay 16th, 2024

Researchers discover new family of bacteria with high pharmaceutical potential

Most antibiotics used in human medicine originate from natural products derived from bacteria and other microbes. Novel microorganisms are therefore a promising source of new active compounds, also for the treatment of diseases such as cancer or vira.....»»

Category: topSource:  informationweekRelated NewsMay 16th, 2024

Fine roots make the difference in metabolomes and microbiomes

Bacteria and fungi live together on the surface of plant roots, which can promote symbiotic interactions with the plant. Plant roots that are especially fine can support various niches for their microbial proliferations, but traditionally, microbiome.....»»

Category: topSource:  physorgRelated NewsMay 14th, 2024

Persistent strain of cholera defends itself against forces of change, scientists find

A deadly strain of cholera bacteria that emerged in Indonesia back in 1961 continues to spread widely to this day, claiming thousands of lives around the world every year, sickening millions, and with its persistence, baffling scientists......»»

Category: topSource:  theglobeandmailRelated NewsMay 13th, 2024

The wasps that tamed viruses

Some insects have transformed wild viruses into tiny biological weapons. Enlarge / Xorides praecatorius is a parasitoid wasp. (credit: TorriPhoto via Getty) If you puncture the ovary of a wasp called Microplitis demolito.....»»

Category: topSource:  pcmagRelated NewsMay 10th, 2024

Researchers shed new light on carboxysomes in key discovery that could boost photosynthesis

A research team led by the Hong Kong University of Science and Technology (HKUST) has discovered how carboxysomes—carbon-fixing structures found in some bacteria and algae—work. The breakthrough could help scientists redesign and repurpose the st.....»»

Category: topSource:  pcmagRelated NewsMay 10th, 2024

Robot dogs armed with AI-aimed rifles undergo US Marines Special Ops evaluation

Quadrupeds being reviewed have automatic targeting systems but require human oversight to fire. Enlarge / A still image of a robotic quadruped armed with a remote weapons system, captured from a video provided by Onyx Industries......»»

Category: topSource:  arstechnicaRelated NewsMay 9th, 2024

Robot dogs armed with AI-targeting rifles undergo US Marines Special Ops evaluation

Quadrupeds being reviewed have automatic targeting systems but require human oversight to fire. Enlarge / A still image of a robotic quadruped armed with a remote weapons system, captured from a video provided by Onyx Industries......»»

Category: topSource:  arstechnicaRelated NewsMay 8th, 2024

Marine bacteria team up to produce a vital vitamin

A German-American research team led by microbiologist Dr. Gerrit Wienhausen from the University of Oldenburg (Germany) has come an important step closer to a better understanding of highly complex interactions between marine microorganisms. The resea.....»»

Category: topSource:  physorgRelated NewsMay 8th, 2024

Limited adaptability is making freshwater bacteria vulnerable to climate change

Freshwater bacteria with small genomes frequently undergo prolonged periods of adaptive stagnation. Based on genomic analyses of samples from Lake Zurich and other European lakes, researchers at the University of Zurich have uncovered specific evolut.....»»

Category: topSource:  physorgRelated NewsMay 8th, 2024

Study underscores new strategies to fight drug-resistant bacteria

Several billion years ago, a genetic arms race began between bacteria and their viral killers. This seemingly eternal struggle continues today, with implications for diseases killing tens of thousands of people around the world each year......»»

Category: topSource:  physorgRelated NewsMay 7th, 2024

How to unlock all weapons in Hades 2

You are starting from scratch once again in Hades 2, but there are plenty of new weapons to unlock even in early access. Here is each of them and their cost......»»

Category: topSource:  digitaltrendsRelated NewsMay 7th, 2024