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Science News Archive January 2023 - Page 30


Page 30 of 35

Poor glycemic control in patients with type 2 diabetes can be predicted from patient information systems with the help of machine learning

A new study uses machine learning to predict poor glycemic control in patients with type 2 diabetes, identifying key factors such as prior glucose levels and anti-diabetic medicines. The findings suggest that data routinely collected for diabetes monitoring can reliably identify patients at risk of hyperglycemia.

SourceUniversity of Eastern Finland·JournalClinical Epidemiology·DateJan 9, 2023
Apple iPhone 17 Pro

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

When taxes go up, execs increase profits from insider trading

Researchers found that executives engage in more profitable insider trades when tax rates increase, posing risks to companies and shareholders. Conversely, fewer investigations occur when income taxes decrease, suggesting executives may use insider trading to boost compensation.

SourceNorth Carolina State University·JournalJournal of Accounting and Economics·TypeObservational study·DateJan 9, 2023

Urban lizards share genomic markers not found in forest-dwellers

Researchers found parallel genomic signatures in urban Anolis cristatellus lizards, which also exhibit physical differences such as longer limbs and larger toe pads. These adaptations enable the lizards to thrive in cities.

SourceNew York University·JournalProceedings of the National Academy of Sciences·DateJan 9, 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.

Geometry of the brain, dimensions of the mind

A new study maps consciousness to brain geometry, revealing three cortical gradients that align with dimensions of consciousness. The findings have potential for developing brain-based diagnoses or assessments for neurologic patients.

SourceMichigan Medicine - University of Michigan·JournalNature Communications·DateJan 9, 2023

Unraveling key determinant of successful therapeutic vaccination against chronic hepatitis B

A study published in Journal of Hepatology found that efficient priming of HBV-specific CD4 T cells is crucial for the success of therapeutic hepatitis B vaccination. The researchers developed a novel heterologous prime-boost vaccine, TherVacB, which induced antiviral efficacy in preclinical mouse models.

SourceHelmholtz Munich (Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH))·JournalJournal of Hepatology·DateJan 9, 2023

Warming oceans have decimated marine parasites — but that’s not a good thing

A study of preserved fish specimens reveals a 140-year decline in parasite populations due to warming oceans. Parasites with multiple host species declined severely, threatening ecosystems and top apex predators. The study highlights the vulnerability of parasites to climate change and inspires further research.

SourceUniversity of Washington·JournalProceedings of the National Academy of Sciences·TypeObservational study·DateJan 9, 2023
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Broccoli looks more like cauliflower in a warmer world

A study from Cornell University found that broccoli grows abnormally in warmer temperatures, resembling cauliflower. Researchers identified the genetic basis of this phenomenon, revealing that DNA methylation plays a key role in regulating floral development and causing abnormal growth.

SourceCornell University·JournalMolecular Horticulture·DateJan 9, 2023

Researchers propose a more effective method to predict floods

A team of researchers from Xi'an Jiaotong-Liverpool University and other institutions has identified a flexible and user-friendly model for predicting flood frequency in a changing environment. The fractional polynomial-based regression method is more effective than existing models, which often fail to account for factors like climate ...

SourceXi'an Jiaotong-Liverpool University·JournalJournal of Hydrology·TypeComputational simulation/modeling·DateJan 9, 2023

Researchers study new particle formation events in the urban atmosphere

A research team investigated NPF events in Beijing's atmosphere, discovering regional transport plays a vital role in creating 'polluted' NPF events. These events significantly impact air quality, climate, and human health, highlighting the importance of joint air pollution control measures.

SourceParticuology·JournalParticuology·TypeObservational study·DateJan 9, 2023

How the “kimchi premium” on crypto affects overseas remittances

The Kimchi premium, a gap between crypto prices in South Korea and the USA, leads to increased overseas remittances to China. A study found that for every 1% increase in the premium, there's a 7.6% rise in remittance value and a 5.8% increase in quantity.

SourceIncheon National University·JournalFinance Research Letters·TypeData/statistical analysis·DateJan 9, 2023

Speciesism, like racism, imperils humanity and the planet

A new book argues that the belief in human exceptionalism contributes to environmental degradation. The authors contend that this mindset is analogous to racism and has led to the extinction of many species. They propose a more inclusive approach, valuing all life forms equally and recognizing our place within the natural world.

SourceUniversity of California - Berkeley·DateJan 9, 2023
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

A new genetic test improves ovarian cancer treatment

A new genetic test has been developed to identify ovarian cancer patients who benefit from PARP inhibitors, a treatment option with significant improvements in prognosis. The test has been optimized for the Finnish population and is clinically approved, allowing for targeted treatment and reduced adverse effects.

SourceUniversity of Helsinki·Journalnpj Precision Oncology·DateJan 9, 2023

Exposure to Russian Twitter campaigns in 2016 presidential race highly concentrated, largely limited to strongly partisan Republicans

A new study by NYU's Center for Social Media and Politics found that Russian Twitter campaigns during the 2016 presidential race primarily reached a small subset of highly partisan Republicans. Despite influencing efforts, there were no measurable changes in attitudes, polarization, or voting behavior among those exposed to these forei...

SourceNew York University·JournalNature Communications·TypeSurvey·DateJan 9, 2023

Catalyst for more efficient chemical production on the horizon

Scientists at the University of Adelaide have developed a new synthesizing approach to produce customized single-atom catalysts (SACs) using 3D printing techniques. SACs can be tailored for various industrial applications and offer a more cost-effective and simpler alternative to current approaches.

SourceUniversity of Adelaide·JournalNature Synthesis·TypeCase study·DateJan 8, 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.

Organic X-ray excitement for innovative imaging

KAUST researchers have designed and built novel organic scintillator materials for detecting X-rays at low doses, overcoming stability issues with existing ceramic or perovskite materials. The new approach uses heavy atoms to improve X-ray absorption capability and exciton utilization efficiency.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalNature Photonics·DateJan 8, 2023

Scattered patches of green around urban parks can impact biodiversity

A Tokyo Metropolitan University study reveals that smaller green areas surrounding large parks in urban environments can significantly affect biodiversity. The researchers found that mobile insect species benefit from these surrounding areas, while less mobile species do not.

SourceTokyo Metropolitan University·JournalUrban Ecosystems·DateJan 7, 2023

USC study suggests one solution to America’s opioid epidemic: Tell doctors their patients fatally overdosed

A USC study found that notifying clinicians about fatal opioid overdoses through letters from medical examiners reduces opioid prescribing over the next three months. The study shows these notifications have a lasting impact, with a 7% reduction in prescriptions after one year.

SourceUniversity of Southern California·JournalJAMA Network Open·TypeRandomized controlled/clinical trial·DateJan 6, 2023

DNA repair scheme gets closer look for cancer therapy

Researchers at Rice University and St. Jude Children’s Research Hospital discovered the structural basis of DNA polymerase theta-mediated microhomology-mediated end joining, a process complementary to homologous recombination and non-homologous end joining. This mechanism could be a promising target for precision cancer therapy.

SourceRice University·JournalNucleic Acids Research·TypeExperimental study·DateJan 6, 2023

New discovery of sunscreen-like chemicals in fossil plants reveals UV radiation played a part in mass extinction events

Scientists detected compounds in 250 million-year-old pollen grains that function like sunscreen, suggesting UV-B radiation played a key role in the end-Permian mass extinction event. The discovery supports the theory of palaeoclimate emergency triggered by volcanic eruptions and global warming.

SourceUniversity of Nottingham·JournalScience Advances·TypeExperimental study·DateJan 6, 2023
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

nTIDE December 2022 Jobs Report: Hot job market continues for people with disabilities despite efforts to cool the economy

The employment-to-population ratio for people with disabilities increased from 36.5% in November to 37.0% in December, up 1.4%, while it remained unchanged at 74.4% for those without disabilities. This surge continues the gains of the last four months and highlights the ongoing strength of people with disabilities in the job market.

SourceKessler Foundation·DateJan 6, 2023

Older knee replacements as good as newer models, study shows

A new study published in BMJ Open found no significant difference between older and newer knee replacement implants six months after surgery. This is a breakthrough for patients, as it suggests that older designs with proven track records can provide similar patient-reported outcomes to more modern designs.

SourceUniversity of East Anglia·JournalBMJ Open·TypeRandomized controlled/clinical trial·DateJan 6, 2023
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Nearly 1/3 of people with chronic pain turn to cannabis

A new study found that nearly a third of patients with chronic pain use cannabis to manage their symptoms, leading to decreased use of pain medications. The study suggests that further research is needed to understand the benefits and risks of using cannabis for chronic pain management.

SourceMichigan Medicine - University of Michigan·JournalJAMA Network Open·DateJan 6, 2023

Most former SpAds become “shadow lobbyists” when they leave Whitehall, major new analysis shows

A major new analysis of former British special advisers' career paths shows that most transition to corporate lobbying and policy advocacy roles. However, few register with official lobbying registers, and public service careers have declined significantly over the past three decades.

SourceUniversity of Exeter·JournalThe British Journal of Politics and International Relations·TypeData/statistical analysis·DateJan 6, 2023

Indigenous territories and protected areas are key to forest conservation in the Brazilian Amazon, study shows

A recent study published in Nature Sustainability reveals that Indigenous territories and protected areas play a vital role in forest conservation in the Brazilian Amazon. The study found that these areas accounted for approximately 52% of forests in the region, leading to only 5% of net forest loss and 12% of gross forest loss.

SourceUniversity of Oklahoma·JournalNature Sustainability·DateJan 6, 2023

Lithium-sulfur batteries are one step closer to powering the future

A new study by Argonne National Laboratory has developed a redox-active interlayer that enhances the performance of lithium-sulfur batteries. The technology suppresses polysulfide shuttling, improves capacity and increases cycle life. Researchers are now focused on scaling up the design to achieve commercial viability.

SourceDOE/Argonne National Laboratory·JournalNature·DateJan 6, 2023
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.

Study shows gardening may help reduce cancer risk, boost mental health

A randomized controlled trial found that community gardening increases fiber intake by 7% and physical activity levels, leading to lower stress and anxiety. The study also confirms the benefits of novice gardeners and highlights the social connections formed through community gardening.

SourceUniversity of Colorado at Boulder·JournalThe Lancet Planetary Health·TypeRandomized controlled/clinical trial·DateJan 6, 2023

Toward standardized tests for assessing lidars in autonomous vehicles

The three-year effort aims to establish a widely accepted protocol for comparing lidar performance. The first year's tests evaluated range, accuracy, and precision of eight automotive-grade lidars using a survey-grade reference. Results showed the distribution of measured values was not Gaussian, with significant errors in some cases.

SourceSPIE--International Society for Optics and Photonics·JournalOptical Engineering·DateJan 6, 2023

Bayesian inference massively cuts time of X-ray fluorescence analysis!

Researchers developed a new method using Bayesian estimation to reduce X-ray fluorescence analysis time from 7 seconds to 3 seconds per measurement point, saving up to 11 hours for large-scale elemental distributions.

SourceOsaka Metropolitan University·JournalSpectrochimica Acta Part B Atomic Spectroscopy·TypeComputational simulation/modeling·DateJan 6, 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.

Fathoming the hidden heatwaves that threaten coral reefs

An international research team investigated a surprising coral bleaching episode in Moorea, finding that anti-cyclonic eddies elevated sea levels and concentrated hot water, leading to an underwater marine heatwave. Long-term data revealed the importance of considering environmental dynamics across ocean depths to predict coral bleaching.

SourceHong Kong University of Science and Technology·JournalNature Communications·DateJan 6, 2023

Rice University scientists get fungi to spill their secrets

Researchers at Rice University have developed a multiplex base-editing platform that significantly improves the pace of new drug discovery by inducing fungi to produce more bioactive compounds. The technique has been deployed as a tool for mining fungal genomes for medically useful compounds, reducing research timeline by over 80%.

SourceRice University·JournalJournal of the American Chemical Society·TypeExperimental study·DateJan 6, 2023

New USC study challenges previous ideas regarding Alzheimer’s disease

A new USC study found that the buildup of amyloid beta protein in the brain is not directly linked to Alzheimer's disease, but rather a general change associated with aging. Researchers discovered higher levels of soluble Aβ protein in healthy brains, while insoluble fibrillary amyloid was more closely tied to poor brain health.

SourceUniversity of Southern California·JournalAlzheimer s & Dementia·TypeObservational study·DateJan 6, 2023

Researchers uncover key codon repeats regulating chilling tolerance in rice

A recent study has revealed a novel cold domesticated repair mechanism for DNA damage in rice, providing elite modules for improving chilling tolerance. The discovery of GCG codon repeats in the first exon of COLD11, a DNA repair protein, has opened the way for fine regulation of rice chilling tolerance with a single site.

SourceChinese Academy of Sciences Headquarters·JournalScience Advances·TypeMeta-analysis·DateJan 6, 2023
Meta Quest 3 512GB

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

Scars mended using transplanted hair follicles in Imperial College London study

A study involving three volunteers found that skin scars treated with hair follicle transplants exhibited profound architectural and genetic shifts towards healthy, uninjured skin. The findings suggest the potential for new therapies to rejuvenate mature scars and restore organ function.

SourceImperial College London·Journalnpj Regenerative Medicine·TypeExperimental study·DateJan 6, 2023

UVA research team detects additive manufacturing defects in real-time

A UVA research team developed a real-time detection method for keyhole pore generation in laser powder bed fusion, achieving a 100% prediction rate. This approach expands additive manufacturing capabilities for aerospace and other industries relying on strong metal parts.

SourceUniversity of Virginia School of Engineering and Applied Science·JournalScience·TypeExperimental study·DateJan 6, 2023

New super I-mode obtained on EAST

Scientists at Hefei Institutes of Physical Science, Chinese Academy of Sciences, have discovered a new plasma operation scenario called Super I Mode on EAST, which demonstrates high-confinement and self-organizing mechanism. The new mode offers insights into how to maintain plasma operations stably and for long duration.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalScience Advances·DateJan 6, 2023
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Loss of glaciers faster than expected

A new study found that glaciers are losing mass at a rate higher than previously estimated, with small glaciers being the most impacted. By 2100, 49% of the world's glaciers could disappear due to global warming, leading to a 9-cm sea level rise under 1.5°C conditions.

SourceCNRS·JournalScience·DateJan 6, 2023

Novel platform helps researchers reveal mechanism of fatigue damage by high thermal loads of tungsten composites

A study investigates the relationship between microstructure evolution and property degradation of two tungsten composites after electron beam thermal loading. The results show that full recrystallization and grain growth occur in one composite, leading to decreased ultimate tensile strength and total elongation.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalJournal of Material Science and Technology·DateJan 6, 2023

Lab lights way to simple chemical synthesis

Researchers at Rice University have developed a photochemical process that simplifies the manufacture of essential precursors for drugs and agricultural chemicals. By illuminating reagents with visible light, they can form diazides in conditions far gentler than current industrial processes.

SourceRice University·JournalNature Communications·TypeExperimental study·DateJan 6, 2023

From grave to cradle: Collagen-induced gut cell reprogramming

Collagen deposition at injured sites in the gut stimulates cellular reprogramming, converting mature cells into fetal-like cells to generate new tissue. This process has implications for understanding intestinal inflammation and potentially colorectal carcinogenesis.

SourceTokyo Medical and Dental University·JournalInflammation and Regeneration·DateJan 6, 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.

Inflammatory trigger a new clue in Alzheimer’s

Researchers at UT Health San Antonio identified a new inflammatory trigger in Alzheimer's disease and progressive supranuclear palsy, involving 'jumping genes' that form double-stranded RNA mimicking viral infections. This discovery opens new doors for understanding astrocyte biology and their role in transposable element control.

SourceUniversity of Texas Health Science Center at San Antonio·JournalScience Advances·TypeExperimental study·DateJan 6, 2023

Marine plankton tell the long story of ocean health, and maybe human too

UC San Diego researchers analyzed plankton samples from the Continuous Plankton Recorder Survey to reconstruct historical marine pollution trends. They found rising levels of manmade chemicals in oceans, which may be used to monitor ecosystem health and study connections between ocean pollution and human chronic illnesses.

SourceUniversity of California - San Diego·JournalScience of The Total Environment·DateJan 6, 2023

University of Cincinnati research shows people with latent tuberculosis infection are more prone to inflammation

Researchers at the University of Cincinnati found a link between latent tuberculosis infection and increased inflammation in monocytes, a type of white blood cell. This connection may contribute to a higher risk of cardiovascular disease in individuals with LTBI.

SourceUniversity of Cincinnati·JournalOpen Forum Infectious Diseases·TypeRandomized controlled/clinical trial·DateJan 6, 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.