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Science News Archive May 2023


Page 24 of 40

Researchers use 3D models to investigate bacteria movement

Researchers created a 3D model of Helicobacter pylori to better understand its movement and develop new treatments for ulcers and other diseases. The study identified critical thresholds that the bacteria must overcome to move through viscous fluids.

Researchers identify a brain marker indicating future suicide risk

A recent study has identified a brain marker that indicates an individual's likelihood of attempting suicide in the future. Researchers at Boston University School of Medicine found that changes in brain connectivity between cognitive control and self-referential thought processing networks were present in individuals with a history of...

SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Visualizing PET's degradation by bacterial enzymes

A recent study led by Spanish National Research Council (CSIC) and University of Leipzig reveals the molecular level details of PET degradation by polyester hydrolases. The research shows that only two PET subunits are needed for the enzyme to cut the polymer, and it can 'walk' along the chain to move from one cut to the other.

The beginning is the end

Researchers at the Max Planck Institute found that specific start sites (TSSs) are linked to distinct end sites (TESs), shaping the RNA landscape unique to each tissue. Dominant promoters, which overrule conventional signals, drive this process and are conserved across species.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Save the phages to protect Big Blue

Researchers from the Institute of Physical Chemistry found that microplastics decrease bacteriophages' infectivity due to leachates and polymer size. The study highlights the impact of microplastics on aquatic ecosystems, affecting both animals and humans.

Intestinal bacteria influence the growth of fungi

Researchers discovered that certain bacterial species, including lactic acid bacteria, correlate with high levels of Candida yeasts in the gut microbiome. This suggests a complex interaction between these microorganisms, where lactic acid bacteria may favor Candida proliferation while making the fungus less virulent.

AI brings new tool to remote monitoring of global reef health

Researchers developed an AI-powered tool to identify and measure coral reef halos globally, providing a new method for monitoring ecosystem health. The tool enables efficient tracking of reef ecosystems' function at large scales, improving understanding and management of coral reefs.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Intelligent fire information system based on 3D GIS

The IoT-based fire information system utilizes a 3D Geographic Information Science (GIS) platform to visualize fires and facilitate rescue planning. The system incorporates an FMDM (fire monitoring and decision-making) system with features like equipment status, alarm classification, and evacuation path optimization.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Speckle structured illumination endoscopy

A new technique called speckle structured illumination endoscopy (SSIE) achieves super resolution in images acquired during endoscopy with a wide field of view and large depth of field. SSIE outperforms existing high-resolution endoscopic systems, which typically have limited field of view and depth of field.

Bacteria survive on radioactive elements

Research reveals that certain bacteria can replace essential lanthanides with actinides to sustain their metabolism. The findings suggest a possible role for these bacteria in decontaminating areas contaminated with radioactive elements or separating lanthanides and actinides for analytical purposes.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Supergenes helped bring invasive plant to Norway

Researchers discovered supergenes that enabled ragweed to colonize large parts of Europe, changing characteristics such as size and flowering timing to produce highly allergenic pollen. The study highlights the importance of genetic analysis in understanding invasive species' evolution and spread.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

The feeling of hunger itself may slow aging in flies

A new study from University of Michigan suggests that the perception of not enough food can be sufficient to slow aging in flies. The researchers induced hunger in flies through various methods, including altering amino acid levels and using optogenetics, and found that these flies lived significantly longer than controls.

Molecular markers identify cell types in the testes of cat species

A research team at Leibniz-IZW identified molecular markers for testicular cell types in domestic cats and four wild feline species, allowing for the clear identification of Leydig and Sertoli cells, spermatogonia, and advanced germ cell stages. This breakthrough enables the maturation process of male germ cells in vitro.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Innovative 3D drug screening system

A team led by Professor Timo Betz has developed a 3D cell culture chamber to grow muscle and other tissue using high-resolution microscopy. The new system will enable scientists to mimic the mechanical situations that confront various living tissues in serious conditions, reducing animal testing and costs.

New Utah study finds antibiotic stewardship program significantly reduced prescribing rates of antibiotics at urgent care centers in promising initiative to curb antibiotic overuse

A new study led by Intermountain Health and University of Utah Health found that an antibiotic stewardship program significantly reduced prescribing rates of antibiotics at urgent care centers in Utah. The program, implemented for 38 clinics, included education, electronic health record tools, and transparent benchmarking dashboards, r...

New way to model human brain immune cells

Researchers create a human-brain-like environment to study microglia development and function for the first time in living human-derived tissue. The findings suggest that brain environment influences microglia development and function, particularly in diseases such as autism spectrum disorder and Alzheimer's disease.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Understanding the speed of brain communication

A study by Mayo Clinic researchers found that brain transmission speeds continue to increase into early adulthood, reaching a plateau around age 30-40. This may help clinicians offer therapies to treat disorders such as anxiety and depression that emerge during late adolescence and early adulthood.

Study could help solve mystery of the disappearing twins

A study by UCLA astronomers reveals that none of the 16 young supermassive stars orbiting the Milky Way's black hole are found in pairs, contradicting previous assumptions about stellar formation. The researchers suggest that the extreme environment around the black hole may be driving nearby binary stars to merge or be disrupted.

Better than humans: Artificial intelligence in intensive care units

An AI developed at TU Wien has shown to suggest appropriate treatment steps in cases of blood poisoning, outperforming human decisions. The AI can examine time-varying patient conditions and calculate treatment strategies, increasing cure rates by up to 3%. However, legal aspects and liability need discussion.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

These sounds are out of this world! #ASA184

A software program designed by Timothy G. Leighton predicts the environmental sounds of other planets and how human voices might change in distant worlds. The program uses acoustics and planetary science communities to learn about properties such as chemical composition, atmospheric temperature changes, and roughness of the ground.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Human ancestors preferred mosaic landscapes and high ecosystem diversity

A new study found that early human ancestors adapted to diverse food resources and mosaic landscapes, which increased their resilience to climate changes. The researchers analyzed over 3,000 fossil specimens and archeological sites, revealing a preference for biomes with high plant and animal diversity.

Fire hydrant hydrophones find water leaks #ASA184

Researchers developed algorithms to analyze acoustic signals from fire hydrant-mounted hydrophones, pinpointing leaks in aging water distribution networks. This technology supports water conservation efforts, especially in the Western US where leaks are a significant issue.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

The technology that can detect rapid pressure changes inside your heart

The study used magnetic resonance imaging (MRI) to measure acute pressure changes inside the heart, discovering that pressure increases when patients receive a specific medication called adenosine. This technology can help doctors better diagnose and monitor patients with heart disease and heart failure.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Google Quantum AI braids non-Abelian anyons for the first time

Researchers at Google Quantum AI have successfully observed non-Abelian anyons, a type of particle predicted to break certain rules in physics. This breakthrough enables the creation of topological quantum computers, which can perform robust operations despite noise and errors.

Celestial monsters at the origin of globular clusters

A team of astronomers has discovered chemical traces of supermassive stars in globular proto-clusters, born 440 million years after the Big Bang. The study suggests that these 'celestial monsters' enriched the original gas cloud with chemical elements, explaining abundance anomalies in their stars.

Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

AI helps map the postal workers in cells

A team of researchers used artificial intelligence to create a 3D model of the Commander complex, a bundle of proteins that transport proteins in cells. This has helped understand how mutations cause disease, including Alzheimer's and heart disease.

Ancestral mitoviruses discovered in mycorrhizal fungi

Researchers have identified a new group of mitochondrial viruses confined to arbuscular mycorrhizal fungi Glomeromycotina, which may represent an ancestral lineage of mitoviruses. These large duamitoviruses possess distinct characteristics and are globally distributed in ecological niches occupied by glomeromycotinian fungi.

Traditional medicine plant could combat drug-resistant malaria

Researchers identified compounds in Labrador tea leaves that have antimalarial properties, particularly ascaridole, which has activity against drug-resistant Plasmodium falciparum parasites. The study highlights the importance of investigating and protecting plants used in traditional medicines.