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Science News Archive January 2023 - Page 23


Page 23 of 35

Study reveals mechanism of coverage-driven selectivity switch from ethylene to acetate in high-rate CO2/CO electrolysis

A study reveals the mechanism behind a selective switch from ethylene to acetate production in high-rate CO2/CO electrolysis. Researchers found that *CO coverage and local pH induced this switch, with acetate formation favored at high *CO coverage and high local pH.

SourceDalian Institute of Chemical Physics, Chinese Academy Sciences·JournalNature Nanotechnology·TypeCommentary/editorial·DateJan 12, 2023

How do rocky planets really form?

A new theory proposes that rocky planets form in a narrow band of the protoplanetary disk, where silicate vapors condense to form solid pebbles. This process creates a ring of material that constitutes the building blocks for planet formation, resulting in uniform systems of rocky super-Earths.

SourceCalifornia Institute of Technology·JournalNature Astronomy·TypeComputational simulation/modeling·DateJan 12, 2023

New research shows dynamics of memory-encoding synapses in the brains of live mice

A team of researchers used imaging technology to study synapse dynamics in the brains of live mice, revealing that some new synapses formed during fear conditioning are eliminated over time. This finding supports the 'unlearning' hypothesis and could help scientists better understand brain activity in patients with PTSD.

SourceUniversity of Minnesota·JournalCurrent Biology·TypeExperimental study·DateJan 12, 2023
Apple iPhone 17 Pro

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

Cells use mechanical principles to integrate within existing tissues, new study shows

A new study reveals how new cells join a tissue by reading mechanical information from neighboring tissue. They use cellular fingers called filopodia to touch neighboring cells, opening up the cell layer. This process must happen with accurate precision for proper development and tissue formation.

SourceUniversity of Copenhagen - Faculty of Science·JournalNature Communications·TypeObservational study·DateJan 12, 2023

Mind your Qs: polyQ-binding protein 5 scaffolds the nucleolus

Researchers from Tokyo Medical and Dental University found that PQBP5/NOL10 is a core structural element of the nucleolus, forming a meshwork that supports other nucleolar substructures. It remains in the nucleolus under osmotic stress conditions and anchors reassembly of the nucleolar structure.

SourceTokyo Medical and Dental University·JournalNature Communications·DateJan 12, 2023

An ecofriendly way to convert blue light into UVB

A new system upconverts blue LED light into high-energy Ultraviolet B (UVB) light without toxic materials. The development opens the door for more sustainable and eco-friendly uses of UVB in various applications such as disinfection, photochemical reactions, and wastewater treatment.

SourceKyushu University·JournalAngewandte Chemie·TypeExperimental study·DateJan 12, 2023

Fall rate nearly 50% among older Americans with dementia

A new study reveals that falls are nearly 50% among older Americans with dementia, emphasizing the importance of addressing environmental and health-related risk factors. Key findings highlight the need for tailored screening and prevention interventions specifically designed for this high-risk population.

SourceDrexel University·JournalAlzheimer s & Dementia·DateJan 12, 2023
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.

Placebo reduces feelings of guilt

Researchers at the University of Basel found that placebos can significantly reduce feelings of guilt in healthy subjects. Participants who received open-label placebos showed a significant decrease in guilt, even when they knew they were receiving a placebo.

SourceUniversity of Basel·JournalScientific Reports·TypeExperimental study·DateJan 12, 2023

New Harvard study puts a number on what ‘Exxon knew’ decades ago about climate science

A new Harvard study finds that ExxonMobil scientists made accurate and skillful global warming predictions between 1977 and 2003, contradicting the company's public claims. The study analyzes never-before-reported data from the company's documents and finds that 63-83% of projections were consistent with subsequent observations.

SourceHarvard University·JournalScience·TypeData/statistical analysis·DateJan 12, 2023

Enzyme “atlas” helps researchers decipher cellular pathways

Scientists have mapped out over 300 protein kinases and their targets, which could yield new leads for cancer drugs. The comprehensive atlas helps researchers identify signaling pathways that differ between normal and cancerous cells, or between treated and untreated cancer cells.

SourceMassachusetts Institute of Technology·JournalNature·DateJan 12, 2023
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Noise from urban environments affects the color of songbirds’ beaks

A Florida Atlantic University study found that urban noise exposure during development affects the color of songbirds' beaks, which influence social interactions and mate choice. Males developed less bright beak coloration, while females developed brighter orange coloration than untreated birds.

SourceFlorida Atlantic University·Journalacta ethologica·TypeObservational study·DateJan 12, 2023

Improving perovskite solar cell resistance to degradation

Researchers identify the (100) facet as prone to degradation, while the (111) facet is more stable and resistant to moisture and heat. By using facet engineering, they develop strategies to grow the stable (111) facet, leading to exceptionally stable perovskite films.

SourceEcole Polytechnique Fédérale de Lausanne·JournalScience·DateJan 12, 2023
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.

Urgent need to address ‘regulatory void’ for online gambling across sub-Saharan Africa – new study

A new study found that limited information is available on the size of the gambling market, participation, harms, and prevention in Sub-Saharan Africa. The researchers argue that regulation is outdated and ill-equipped for a digital age, with many territories lacking explicit regulation for online gambling.

SourceUniversity of Bath·JournalPublic Health·TypeContent analysis·DateJan 12, 2023

Novel design helps develop powerful microbatteries

Researchers at the University of Illinois have developed a novel design for powerful microbatteries that can power tiny devices with high voltage and energy density. The batteries, which are hermetically sealed and compact, use innovative packaging technology and dense electrodes to achieve unprecedented performance.

SourceUniversity of Illinois Grainger College of Engineering·JournalCell Reports Physical Science·DateJan 12, 2023

Falling birth rate not due to less desire to have children

A new study suggests that young Americans' concern about the future and difficulties in achieving their goals of having children are delaying parenthood. Despite consistent childbearing goals since the 1960s, unintended births have declined, but people are not having as many children as they say they want, especially at earlier ages.

SourceOhio State University·JournalPopulation and Development Review·TypeData/statistical analysis·DateJan 12, 2023
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.

All in the planning: State policies working to fix Gulf nutrient pollution

A new study analyzed state nutrient reduction strategies and found that initial energy and inclusive planning processes were key to success. Emphasizing local water body impacts was more motivating than distant goals, and addressing scale challenges is crucial for significant results.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalJournal of Soil and Water Conservation·DateJan 12, 2023

New studies suggest social isolation is a risk factor for dementia in older adults, point to ways to reduce risk

Researchers found that socially isolated older adults are at higher risk of developing dementia, with technology use shown to lower this risk. The studies suggest that relatively simple efforts to increase social support, such as texting and email use, may reduce the risk of dementia in older adults.

SourceJohns Hopkins Medicine·JournalJournal of the American Geriatrics Society·DateJan 12, 2023

Molecular Tumor Board provides useful assist in cancer precision medicine

A multidisciplinary team reviews genomic test results and recommends treatment options for patients with gastrointestinal cancer, identifying clinical trials suitable for most patients. The program has been successful in providing expert treatment guidance for over 500 patients and can be a model for other cancer centers.

SourceDana-Farber Cancer Institute·JournalJCO Precision Oncology·TypeSystematic review·DateJan 12, 2023

New spin control method brings billion-qubit quantum chips closer

Engineers at Diraq and UNSW Sydney discovered a new way to precisely control single electrons in quantum dots using electric fields, which is less bulky and requires fewer parts. This breakthrough technique can help achieve the goal of fabricating billions of qubits on a single chip for commercial production.

SourceWildfire Communications·JournalNature Nanotechnology·TypeExperimental study·DateJan 12, 2023
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.

Fossils reveal dinosaurs of prehistoric Patagonia

A study in Patagonia has uncovered fossils of theropod dinosaurs, including megaraptors with large sickle-like claws, and bird species from two distinct groups. These finds shed light on the diversity of ancient life in Patagonia before the mass extinction event.

SourceUniversity of Texas at Austin·JournalJournal of South American Earth Sciences·DateJan 12, 2023

Fish-hunting and eating behaviors confirmed in Japanese macaques

Researchers have documented cases of Japanese macaques hunting and eating fish in the Kamikochi region of Japan, suggesting an evolutionary adaptation to harsh winter conditions. The behavior appears to be an extension of existing feeding habits on vegetation and aquatic plants, with potential implications for future generations.

SourceShinshu University·JournalScientific Reports·TypeObservational study·DateJan 12, 2023
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.

CRISPR-Cas9 gene editing for cardiac protection

A new CRISPR-Cas9 approach targets a detrimental signaling pathway in the heart to confer protection from ischemia/reperfusion injury. This gene editing therapy has shown promise in repairing cardiac damage after a heart attack, with potential applications for treating a range of patients with heart disease.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateJan 12, 2023

Study identifies cause for mysterious cases of epilepsy in children

Researchers have identified genetic somatic mosaicism as a cause of mysterious cases of epilepsy in children. The study found 69 different genes carrying somatic brain mutations that disrupt cellular function and stimulate epileptic seizures. These findings could lead to new molecular classifications for MCD disease and personalized th...

SourceUniversity of California - San Diego·JournalNature Genetics·DateJan 12, 2023

Mature ‘lab grown’ neurons hold promise for neurodegenerative disease

Researchers have created highly mature human neurons from induced pluripotent stem cells using 'dancing molecules.' These mature neurons demonstrate enhanced signaling capabilities and branching ability, making them suitable for studying neurodegenerative diseases like ALS and Alzheimer's. The breakthrough technique opens new opportuni...

SourceNorthwestern University·JournalCell Stem Cell·TypeExperimental study·DateJan 12, 2023

Resource requirements of an edge-based digital twin service: An experimental study

An edge-based digital twin service was evaluated for remote control of robotic arms, revealing that inverse kinematics computation and movement trajectory planning are critical functions. The service profile also shows potential for computational resource savings with low-abstraction level commands.

SourceBeijing Zhongke Journal Publising Co. Ltd.·JournalVirtual Reality & Intelligent Hardware·DateJan 12, 2023
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.

Common brain network for psychiatric illness discovered

Researchers identified a common brain network underlying several psychiatric illnesses, including schizophrenia and depression. The transdiagnostic network shows gray matter decreases in specific brain regions across most studies.

SourceBrigham and Women's Hospital·JournalNature Human Behaviour·DateJan 12, 2023

American Cancer Society releases latest cancer statistics, launches initiative to address prostate cancer resurgence and disparities

The American Cancer Society released its annual report on cancer facts and trends, showing a 33% drop in overall cancer mortality since 1991. However, prostate cancer incidence increased by 3% per year from 2014 to 2019, with advanced-stage disease diagnoses rising by 4-5% annually.

SourceAmerican Cancer Society·JournalCA A Cancer Journal for Clinicians·DateJan 12, 2023

Rx for prolonged sitting: A five-minute stroll every half hour

A study by Columbia University exercise physiologists found that taking a five-minute walking break every 30 minutes can significantly lower blood sugar and blood pressure, while also reducing fatigue and improving mood. This regimen provided the most benefits, with only one minute of walking per hour providing modest benefits.

SourceColumbia University Irving Medical Center·JournalMedicine & Science in Sports & Exercise·TypeExperimental study·DateJan 12, 2023

Genetically engineered bacterium enables biosynthesis of melanin nanoparticles

A genetically engineered bacterium has enabled the biosynthesis of melanin nanoparticles with excellent biocompatibility, stability, and photothermal conversion efficiency. The resulting nanoparticles showed strong absorption in the near-infrared region and high antitumor efficacy for photoacoustic imaging-guided photothermal therapy.

SourceChinese Academy of Sciences Headquarters·JournalSmall·DateJan 12, 2023
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Australian scientists closer to finding new lung cancer treatments

Researchers at Australian National University and Peter MacCallum Cancer Centre found that targeting the Menin protein can reactivate dormant genes, making cancer cells visible to the immune system. This discovery could lead to more effective treatments for lymphoma and lung cancer by combining Menin inhibitors with existing therapies.

SourceAustralian National University·JournalNature Cell Biology·DateJan 12, 2023

Aging | Transcriptomic analysis of human ALS skeletal muscle reveals a disease-specific pattern of dysregulated circRNAs

A new study has identified distinct patterns of circular RNA expression in human ALS muscle tissue, which display disease-specific gradients and could inform about neuromuscular molecular programs in ALS. The research reveals that specific circRNAs are elevated in ALS muscle biopsies but reduced in spinal cord samples from ALS patients.

SourceImpact Journals LLC·JournalAging-US·TypeObservational study·DateJan 12, 2023
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.

Automated optical inspection of FAST’s reflector surface using drones and computer vision

A team of scientists has developed an automated inspection system for the Five-hundred-meter Aperture Spherical radio Telescope (FAST) reflector surface using drones and computer vision. The system uses deep-learning techniques to detect defects on the surface, enabling timely repair and maintaining optimal dish surface quality.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateJan 12, 2023

Ancient Siberian genomes reveal genetic backflow from North America across the Bering Sea

Researchers analyzed ancient genomes from ten individuals up to 7,500 years old in Siberia, revealing a previously unknown hunter-gatherer population that contributed to many contemporaneous and subsequent populations across North Asia. The genetic data show a mix of paleo-Siberian and Ancient North Eurasian people, with links to hunte...

SourceCell Press·JournalCurrent Biology·TypeExperimental study·DateJan 12, 2023

Move over, mice: caterpillars could replace some mammals in the study of human disease

Scientists have found that caterpillars can be used as an alternative to rodent models for studying gut inflammation, a risk factor for colorectal cancer. The tobacco hornworm caterpillar has a high degree of similarity to the human gut structure and physiology, making it a promising model organism for future research.

SourceMemorial Sloan Kettering Cancer Center·JournalNature Communications·TypeExperimental study·DateJan 12, 2023

Realtime monitoring with a wearable device reveals IBS-related changes

Researchers used a wearable device to track autonomic nervous system activity in IBS patients and healthy subjects. The study found that IBS patients' sympathetic nervous systems were activated before defecation and persisted after, leading to greater abdominal pain and lower quality of life.

SourceOsaka Metropolitan University·JournalPLOS ONE·TypeObservational study·DateJan 12, 2023
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Why chocolate feels so good – it is all down to lubrication

A team of scientists at the University of Leeds has decoded the physical process behind chocolate's sensation in the mouth. They found that fat plays a key role in creating the smooth emulsion, and by understanding this mechanism, they hope to develop healthier luxury chocolates with the same feel and texture.

SourceUniversity of Leeds·JournalACS Applied Materials & Interfaces·TypeExperimental study·DateJan 12, 2023

Aggressiveness of pet dogs is influenced by life history and owner’s characteristics, study suggests

A study of 665 pet dogs found that life history, owner gender, and breed can influence canine behavior. The results highlight the importance of environmental interactions in shaping animal behavior, suggesting that traits like weight, height, and cranial morphology impact the dog-owner relationship.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalApplied Animal Behaviour Science·TypeSurvey·DateJan 12, 2023
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.

Scientists explain why card games are so addictive

Card game addiction is linked to jerky physical values like unpredictable surprise. Researchers found that certain games balance certainty and uncertainty well, making them fast-paced and rewarding.

SourceJapan Advanced Institute of Science and Technology·JournalIEEE Access·DateJan 12, 2023

Introducing COSMOCAT

COSMOCAT proposes using cosmic rays to transport random numbers, eliminating the need to send decryption keys and enhancing local device and network security. The system can be used alongside current wireless technologies, offering faster speeds and limited distance capabilities.

SourceUniversity of Tokyo·JournaliScience·TypeExperimental study·DateJan 12, 2023

The same genes may be behind cardiometabolic diseases and dementia

A new twin study by Karolinska Institutet suggests that the same genes may be behind both cardiometabolic diseases and dementia. The study found that individuals with multiple cardiometabolic conditions had a significantly increased risk of developing dementia.

SourceKarolinska Institutet·JournalEuropean Heart Journal·TypeObservational study·DateJan 12, 2023
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.

Study reveals significant lack of infection-surveillance training in home infusion therapy setting

A recent study published in AJIC found that many home infusion therapy staff receive no formal training on central line-associated bloodstream infection (CLABSI) surveillance. The study identified barriers to training, including lack of learning resources and awareness of professional development opportunities.

SourceAssociation for Professionals in Infection Control·JournalAmerican Journal of Infection Control·TypeSurvey·DateJan 12, 2023

Team streamlines DNA collection, analysis for wildlife conservation

A new DNA-collection approach allows scientists to capture genetic information from wildlife without disturbing the animals. The protocol tested on elephant dung yielded enough DNA to sequence whole genomes not only of the elephants but also of associated microbes, plants, parasites and other organisms.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalFrontiers in Genetics·TypeExperimental study·DateJan 12, 2023

*Free* Insect farming for livestock feed and human consumption

Farming edible insects could improve food security by reducing resource intensity and increasing protein content. Insects have the potential to replace conventional livestock feed, offering unique nutrients and health benefits for animals, while transforming low-value agricultural waste into high-quality feed.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateJan 12, 2023
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.