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Science News Archive March 2024 - Page 26


Page 26 of 42

CDC sharply overestimates maternal death rate, new study finds

A new study by Rutgers Health and other universities found that the US maternal death rate is likely being overestimated due to flawed surveillance methods. The true rate is estimated to be around 10 deaths per 100,000 live births, nearly half of the CDC's reported figure.

SourceRutgers University·JournalAmerican Journal of Obstetrics and Gynecology·TypeData/statistical analysis·DateMar 13, 2024

Study brings scientists a step closer to successfully growing plants in space

Researchers at the University of Illinois at Urbana-Champaign have created a highly stretchable sensor that can monitor and transmit plant growth information without human intervention. The sensor is resilient to humidity and temperature and can send a wireless signal to a remote monitoring location.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalDevice·TypeExperimental study·DateMar 13, 2024
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.

Formation of a new subduction zone with hot or cold incipient channel

Researchers explore subduction initiation process with varying geological records, proposing two contrasting regimes: hot and cold. High-temperature ophiolites and metamorphic sole are characteristic of hot subduction initiation, while cold subduction zones lack these records.

SourceScience China Press·JournalNational Science Review·DateMar 13, 2024

National Korea Maritime & Ocean University researchers develop a new control method that optimizes autonomous ship navigation

A team of researchers developed a time-optimal control method for autonomous ships, optimizing maneuvering performance in dynamic sea conditions. The new control system accounts for various forces affecting ship movement and can improve efficiency and safety, reducing shipping costs and carbon emissions.

SourceNational Korea Maritime and Ocean University·JournalOcean Engineering·TypeExperimental study·DateMar 13, 2024

First-of-its-kind super minigene to boost spinal muscular atrophy research

Researchers created a first-of-its-kind super minigene to study the Survival Motor Neuron 2 (SMN2) gene, which causes spinal muscular atrophy. The compact model allows scientists to see how changes play out across the entire gene expression process.

SourceIowa State University·JournalNucleic Acids Research·TypeComputational simulation/modeling·DateMar 13, 2024
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.

Summer solstice triggers synchronized beech tree reproduction across Europe

A new study by the University of Liverpool and international partners found that the summer solstice acts as a celestial cue to synchronize beech tree reproduction across vast distances in Europe. This synchronization has significant consequences for ecosystems, including disruptions in food webs and wildlife populations.

SourceUniversity of Liverpool·JournalNature Plants·DateMar 13, 2024

Wood condition, root constriction and improper pruning can be used as predictors of urban tree failure

A study in São Paulo's central area found that poor wood condition, sidewalk root constriction, and drastic pruning are major predictors of urban tree failure. The researchers propose guidelines for stakeholders to reduce the number of failures, which average 2,000 per year.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalUrban Forestry & Urban Greening·DateMar 13, 2024

New study reveals unintended ethical faultline in team-based reward systems

A new study published in the Journal of Business Ethics found that team-based reward systems can lead to employees remaining silent when witnessing unethical behavior from fellow team members. The research suggests that these systems can create an environment where undesirable behavior is suppressed, making it less likely to be reported.

SourceUniversity of Bath·JournalJournal of Business Ethics·TypeObservational study·DateMar 13, 2024
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.

UNIST researchers uncover revolutionary phenomenon in liquid crystals

Researchers at UNIST have unveiled a new principle of motion in liquid crystals, where objects can move in a directed manner by changing their sizes periodically. The discovery has far-reaching implications for the development of miniature robots and advances research in complex fluids.

SourceUlsan National Institute of Science and Technology(UNIST)·JournalNature Communications·DateMar 13, 2024
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.

Advancing toward wearable stretchable electronics

Researchers at Stanford have created skin-like integrated circuits that are five times smaller and operate at one thousand times higher speeds than earlier versions. These soft electronic devices can drive a micro-LED screen and detect Braille arrays with high sensitivity.

SourceStanford University·JournalNature·DateMar 13, 2024

Grounding zone discovery explains accelerated melting under Greenland’s glaciers

Researchers at UC Irvine and NASA found that warm ocean water beneath the ice is causing accelerated melting of Petermann Glacier in northwest Greenland. The study predicts that potential sea level rise will be much worse than previously estimated, with melt rates highest near the mouth of the grounding zone cavity.

SourceUniversity of California - Irvine·JournalGeophysical Research Letters·DateMar 13, 2024

Artificial intelligence detects heart defects in newborns

Researchers developed a computer model that accurately diagnoses pulmonary hypertension in newborn infants using ultrasound images, suggesting correct diagnosis in 80-90% of cases. The model's success relies on highlighting key characteristics, allowing doctors to understand the criteria used for decision-making.

SourceETH Zurich·JournalInternational Journal of Computer Vision·DateMar 13, 2024
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.

Do astronauts experience “space headaches”?

Researchers discovered that astronauts without prior headache history experienced migraine and tension-type headaches during extended space missions. The study of 24 astronauts showed a significant increase in headaches during space flight compared to pre-flight reports.

SourceAmerican Academy of Neurology·JournalNeurology·DateMar 13, 2024

‘Junk DNA’ no more: Johns Hopkins investigators develop method of identifying cancers from repeat elements of genetic code

Scientists at Johns Hopkins have developed a novel approach to identify cancer-causing repeats in DNA sequences, enabling non-invasive detection and monitoring of cancers. The ARTEMIS method uses machine learning to analyze cell-free DNA and distinguish between tumor and normal tissues with high accuracy.

SourceJohns Hopkins Medicine·JournalScience Translational Medicine·DateMar 13, 2024
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.

Milk to the rescue for diabetics? Cow produces human insulin in milk

Researchers have successfully created a transgenic cow capable of producing human insulin in its milk. This breakthrough could lead to the mass production of insulin without the need for complex facilities or infrastructure. With further testing and FDA approval, this technology has the potential to revolutionize insulin production and...

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalBiotechnology Journal·DateMar 13, 2024

Revolutionary chronic wound treatment could help millions

A team of international scientists has developed an effective treatment for preventing infection in chronic wounds that does not involve antibiotics. The new method involves the plasma activation of hydrogel dressings, producing a unique mix of chemical oxidants that are effective in decontaminating and aiding healing.

SourceUniversity of Sheffield·JournalAdvanced Functional Materials·TypeObservational study·DateMar 13, 2024
Apple iPhone 17 Pro

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

New high-speed microscale 3D printing technique

Researchers have introduced a more efficient processing technique that enables scalable fabrication of custom microscale particles for applications in drug delivery, microelectronics, and abrasives. This process, called roll-to-roll CLIP, achieves unprecedented fabrication rates while preserving high resolution.

SourceStanford University·JournalNature·DateMar 13, 2024
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

The integrity of the blood-brain barrier depends on a protein that is altered in some neurodegenerative diseases

A study by University of Barcelona researchers reveals that TDP-43 protein is essential for forming stable blood vessels and maintaining the blood-brain barrier, which prevents toxins from reaching the central nervous system. Deficiency in this protein leads to vascular defects and neuroinflammation.

SourceUniversity of Barcelona·JournalJCI Insight·TypeExperimental study·DateMar 13, 2024

How the brain wakes us from daydreams

A recent study by Boston Children's Hospital researchers found that activity in the dentate gyrus helps keep us focused on our environment when our mind wanders. This neural activity also aids in forming memories.

SourceBoston Children's Hospital·JournalNature·DateMar 13, 2024

Cheers! NASA’s Webb finds ethanol, other icy ingredients for worlds

Astronomers identify complex organic molecules like ethanol and acetic acid in icy compounds surrounding two young protostars. These ingredients may have been delivered to the primitive Earth and could be part of comets and asteroids that collide with forming planets.

SourceNASA/Goddard Space Flight Center·JournalAstronomy and Astrophysics·DateMar 13, 2024

How do viruses choose whether to become nasty or not?

Researchers deciphered a novel process helping viruses choose to be nasty or friendly to their host bacteria. Phages use the bacterial immune system to make decisions, activating violent mode when necessary.

SourceTel-Aviv University·JournalNature Microbiology·DateMar 13, 2024

Scientists unravel mystery of drug response in small cell lung cancer

A research team at the University of Cologne has identified mechanisms governing drug response in small cell lung cancer. The study reveals that large populations of treatment-sensitive cells often hide numerous therapy-resistant cells that can multiply unchecked after successful treatment.

SourceUniversity of Cologne·JournalNature·TypeExperimental study·DateMar 13, 2024
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.

2023 Nano Research Young Innovators (NR45) Awards in Bio-inspired Nanomaterials

Thirty-three young investigators under 45 were selected for their work on bio-inspired nanomaterials with applications in clean energy, human healthcare, monitoring, and disease treatments. The NR45 Awards recognize young researchers for their distinguished accomplishments and potential contributions to nanoscience and nanotechnology.

SourceTsinghua University Press·JournalNano Research·DateMar 13, 2024

The ACMG Foundation for Genetic and Genomic Medicine presents seven Next Generation fellowship awards at the 2024 ACMG Annual Clinical Genetics Meeting

The ACMG Foundation for Genetic and Genomic Medicine has presented seven Next Generation fellowship awards to promising early career professionals in medical genetics and genomics. The recipients include Xueyang Pan, Bianca Seminotti, and Adriel Yejin Kim, who will support their research projects with corporate donations from Pfizer, S...

SourceAmerican College of Medical Genetics and Genomics·DateMar 13, 2024
Celestron NexStar 8SE Computerized Telescope

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

High resolution imagery advances the ability to monitor decadal changes in emperor penguin populations

Researchers used VHR satellite imagery to monitor emperor penguin global population trends, finding nearly 10% fewer birds in 2018 compared to 2009. This new monitoring methodology could help with adaptive conservation management efforts and provide insights into the causal factors behind the population trend.

SourceWoods Hole Oceanographic Institution·JournalProceedings of the Royal Society B Biological Sciences·TypeObservational study·DateMar 13, 2024

The future is likely less skiable, thanks to climate change

A new study predicts that climate change will lead to a significant reduction in natural snow cover days globally, with popular ski hubs moving to remote areas. The European Alps, Australian Alps, and Japanese Alps are expected to experience the most decline, threatening local livelihoods and ecosystems.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateMar 13, 2024

Innovative approaches for addressing difficult topics in K-12 schools

The initiative's programs help K-12 educators address difficult issues like racism through trauma-informed and asset-based practices. Researchers published their work in three peer-reviewed journals, highlighting the effectiveness of inquiry-based approaches for teachers' professional learning.

SourcePenn State·JournalJournal of Teacher Education·DateMar 13, 2024
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.

New computational strategy boosts the ability of drug designers to target proteins inside the membrane

Researchers have demonstrated novel proteins that can efficiently reach intramembrane targets using a customized computer-based approach. The study yields a general computational process for streamlining protein design aimed at intramembrane targets, opening up possibilities for therapeutic applications and understanding signaling mech...

SourceScripps Research Institute·JournalNature Chemical Biology·DateMar 13, 2024

Do veterans who experience concussions have an increased risk of Alzheimer’s?

A study published in Neurology found that middle-age veterans who experienced concussions from blasts had lower levels of amyloid-beta in their spinal fluid, a potential marker for Alzheimer's disease. The study also linked lower spinal fluid amyloid levels to poorer performance on memory and thinking tests at older ages.

SourceAmerican Academy of Neurology·JournalNeurology·DateMar 13, 2024

Sustainable plastics from agricultural waste

A pioneering approach produces high-performance polyamides from sugar cores derived from agricultural waste, with impressive atom efficiency and recyclability

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Sustainability·DateMar 13, 2024
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.

HKU scientists unveil significant discovery with potential impact on obesity and osteoporosis treatments

Researchers at HKU made a significant breakthrough in understanding the role of the secretin hormone in regulating energy metabolism and bone homeostasis. They found that secretin plays a vital role in controlling both appetite and bone density, challenging traditional views of its primary function.

SourceThe University of Hong Kong·JournalNature Communications·TypeExperimental study·DateMar 13, 2024

Multiple air pollutants linked to asthma symptoms in children

A study by Washington State University found that exposure to multiple air pollutants was associated with asthma symptoms among elementary school children. The researchers identified 25 combinations of air pollutants linked to asthma, with one group from a lower-income neighborhood experiencing higher exposure levels.

SourceWashington State University·JournalScience of The Total Environment·DateMar 13, 2024
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.

Blast-related concussions linked to higher Alzheimer’s risk

Research at the University of Washington School of Medicine found that veterans who suffered mild traumatic brain injuries from blasts had changes in spinal fluid proteins similar to those seen in people with Alzheimer's. The study suggests a possible link between mTBI and an increased risk of developing dementia.

SourceUniversity of Washington School of Medicine/UW Medicine·JournalNeurology·TypeCase study·DateMar 13, 2024

Dartmouth engineering team discovers new high-performance solar cell material

A Dartmouth Engineering-led study discovered a new high-performance solar absorber material that is stable and earth-abundant. The researchers used a unique high-throughput computational screening method to evaluate approximately 40,000 candidate materials, leading to the discovery of the Zintl-phosphide BaCd2P2.

SourceDartmouth College·JournalJoule·TypeExperimental study·DateMar 13, 2024

Good prospects for altermagnets in spin-based electronics

Researchers at Johannes Gutenberg Universitaet Mainz have demonstrated altermagnetic electronic band splitting associated with spin polarization in CrSb, a good conductor at room temperature. The magnitude of this splitting is extraordinary and promises electronic applications for altemagnets.

SourceJohannes Gutenberg Universitaet Mainz·JournalNature Communications·DateMar 13, 2024
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.