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Science News Archive March 2024 - Page 23


Page 23 of 42

Groundbreaking study reveals extensive leatherback turtle activity along U.S. coastline

A new study tracked 52 leatherback sea turtles off the coasts of Cape Cod and Beaufort, North Carolina, revealing significant foraging activities in the Mid-Atlantic Bight and Southern New England. The research highlights the urgent need for conservation efforts to mitigate risks such as incidental capture by fisheries and vessel strikes.

SourceUniversity of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science·JournalFrontiers in Marine Science·TypeObservational study·DateMar 15, 2024

New insights could improve treatment of liver fibrosis

Research reveals a dynamic pattern of gene expression in liver fibrosis, with persistent effects even during regression. The study identifies key 'hub' genes that could be developed into biomarkers for future therapies.

SourceCeMM Research Center for Molecular Medicine of the Austrian Academy of Sciences·JournaliScience·TypeExperimental study·DateMar 15, 2024

Rice breakthrough could make automated dosing systems universal

Researchers at Rice University have found a way to modify blood-glucose sensors to detect the anticancer drug afimoxifene. The breakthrough technology could enable the creation of universally applicable automated dosing systems for virtually any drug.

SourceRice University·JournalNature Communications·DateMar 15, 2024

Simple blood test could predict risk of long-term COVID-19 lung problems

Researchers at UVA Health discovered a potential blood test to predict patients with severe COVID-19 who are likely to recover well and those at risk of long-term lung problems. The study found that patients with late-resolving symptoms had fewer immune cells in their blood, correlating with symptom severity.

SourceUniversity of Virginia Health System·DateMar 15, 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.

DNA origami-based vaccines toward safe and highly-effective precision cancer immunotherapy

A new DNA origami platform, DoriVac, enables precise spacing of adjuvant molecules and a variety of antigens to enhance anti-tumor responses. The vaccine demonstrated enhanced efficacy in controlling tumor growth and prolonging survival in mice, synergizing with immune checkpoint inhibitors.

SourceWyss Institute for Biologically Inspired Engineering at Harvard·JournalNature Nanotechnology·TypeExperimental study·DateMar 15, 2024

Flexible sensors with zero Poisson’s ratio

Researchers have developed flexible sensors with zero Poisson's ratio, enabling independent detection of biaxial stimuli. The sensors accurately detect force, strain, and motion status in robotic manipulation and locomotion with complex deformation.

SourceScience China Press·JournalNational Science Review·DateMar 15, 2024
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

How the brain translates motivation into goal-oriented behavior, according to new study

The study reveals that two neural pathways in the paraventricular nucleus of the thalamus participate in dynamic regulation of goal pursuits, with PVT+ neurons encoding execution and termination of actions, respectively. Activity in these neurons mirrors motivation parameters such as vigor and satiety.

SourceUniversity of Alabama at Birmingham·JournalCurrent Biology·TypeExperimental study·DateMar 15, 2024

Researchers identify a mutation that alters Alzheimer's disease progression

Researchers have identified a genetic variant in SIRPβ1 gene that affects the immune system's response to beta-amyloid deposits, leading to altered Alzheimer's disease progression. The mutation has been shown to increase cognitive decline in early stages but slow it down in advanced stages.

SourceUniversity of Malaga·JournalJournal of Alzheimer’s Disease·TypeExperimental study·DateMar 15, 2024

UC study: Subcutaneous infusion pump safe, effective for Parkinson’s treatment

A phase 3 trial co-led by a University of Cincinnati researcher found that subcutaneous levodopa delivery through an infusion pump is safe and effective in reducing symptoms for longer periods. The study resulted in almost two hours of additional 'on time' compared to traditional oral medication, paving the way for potential FDA approval.

SourceUniversity of Cincinnati·JournalThe Lancet Neurology·TypeRandomized controlled/clinical trial·DateMar 15, 2024

Revolutionary method developed for mass-producing polymer solid electrolytes

A new technique for producing polymer solid electrolytes has been developed, eliminating the need for vacuum heat treatment and increasing production speed by 13-fold. This method ensures consistent thickness and surface quality of polymer solid electrolytes, ideal for battery production.

SourceUlsan National Institute of Science and Technology(UNIST)·JournalEnergy Storage Materials·DateMar 15, 2024
Apple iPhone 17 Pro

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

Printed polymer allows researchers to explore chirality and spin interactions at room temperature

Researchers have developed a printable organic polymer that enables them to measure charge-to-spin conversion in spintronic materials at room temperature, revealing new insights into the mechanics of spintronics. The findings suggest longer spin lifetimes and tunability, paving the way for more efficient and energy-friendly devices.

SourceNorth Carolina State University·JournalNature Materials·TypeExperimental study·DateMar 15, 2024

Newly discovered receptor influences gut development in fruit flies

Leipzig scientists have identified a new adhesion GPCR gene in fruit flies that affects midgut development and promotes the growth of enterocytes. The study also shows a link between intestinal development and heart function, with the loss of this receptor accelerating heart rate and causing dangerous palpitations.

SourceUniversität Leipzig·JournalCell Reports·TypeExperimental study·DateMar 15, 2024

Sleep apnea solution could be right under your nose

Researchers at Flinders University have discovered a bedtime nasal spray that can reduce the severity of sleep apnea in people and lower their blood pressure. The study found that the spray, which blocks potassium channels, improved oxygen levels and reduced markers of OSA severity in 7 out of 10 participants.

SourceFlinders University·TypeRandomized controlled/clinical trial·DateMar 15, 2024

Shark-bitten orcas in the Northeastern Pacific could be a new population of killer whale

Researchers at the University of British Columbia have discovered a new population of killer whales in the Northeastern Pacific, with distinct physical characteristics and a diet that includes marine mammals and sea turtles. The orcas were identified through shark-bitten scars and observations by fishermen and birding enthusiasts.

SourceUniversity of British Columbia·JournalAquatic Mammals·DateMar 15, 2024

Global warming may intensify the modulation of tropical cyclone genesis by summer intraseasonal oscillation

Research suggests global warming enhances the modulation of tropical cyclone genesis by summer intraseasonal oscillation. The study found increased water vapor content and convective activity under global warming conditions, leading to enhanced formation density of tropical cyclones.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAtmospheric and Oceanic Science Letters·DateMar 15, 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.

Machine learning classifier accelerates the development of cellular immunotherapies

A machine learning classifier developed by German Cancer Research Center (DKFZ) scientists has accelerated the development of personalized T cell therapies for cancer patients. The technology, called predicTCR, can identify tumor-reactive T cell receptors with 90% accuracy in a matter of days, regardless of tumor type.

SourceGerman Cancer Research Center (Deutsches Krebsforschungszentrum, DKFZ)·JournalNature Biotechnology·DateMar 15, 2024

New research in April: colorectal cancer, kidney health, OR supply costs, and more

Research highlights new findings on social vulnerability and survivorship after colorectal cancer resection, as well as disparities in kidney recovery among Black donors. Additionally, studies reveal cost savings from implementing quality interventions and explore eligibility for transplants in obese patients with end-stage renal disease.

SourceAmerican College of Surgeons·JournalJournal of the American College of Surgeons·DateMar 15, 2024

Breakthrough in ultraviolet spectroscopy

Researchers at the Max Planck Institute of Quantum Optics have successfully developed a new technique for deciphering the properties of light and matter, enabling precise spectroscopy under low-light conditions. This breakthrough opens up possibilities for novel applications in photon-level diagnostics, precision spectroscopy, and biom...

SourceMax-Planck-Gesellschaft·JournalNature·DateMar 15, 2024

Do school grades influence parental support?

A recent study by Max Planck Institute for Demographic Research found that parents in low-income families support their children equally regardless of grades. In contrast, parents from higher income groups tend to give more support to children with lower grades. This suggests that these patterns may contribute to low social mobility.

SourceMax-Planck-Gesellschaft·JournalEuropean Sociological Review·DateMar 15, 2024
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

A breakthrough in tiny tool tuning: making microscopic measurements more accurate

Researchers introduce a novel method for calibrating FluidFM micropipette cantilevers, crucial for accurate force measurements in microfluidic environments. The new calibration technique simplifies the process by reducing noise and eliminating complex experimental setups.

SourceAerospace Information Research Institute, Chinese Academy of Sciences·JournalMicrosystems & Nanoengineering·DateMar 15, 2024

Pain exposure and brain connectivity in preterm infants

Research found greater pain exposure in early life associated with altered maturation of neonatal brain connectivity, particularly in female infants. This alteration was linked to regional specificities in neurodevelopmental outcomes.

SourceJAMA Network·JournalJAMA Network Open·DateMar 15, 2024

Less is more: Not placing a drain improves distal pancreatectomy outcomes

A study published in Lancet Gastroenterology & Hepatology found that not placing a drain during distal pancreatectomy surgery improves patient outcomes. The study, involving 282 patients across ten Dutch and two Italian hospitals, demonstrated a significant reduction in postoperative pancreatic leaks and overall morbidity.

SourceAmsterdam University Medical Center·JournalThe Lancet Gastroenterology & Hepatology·TypeRandomized controlled/clinical trial·DateMar 15, 2024

Meteorology: weak polar vortex makes weather more predictable

Researchers at LMU have discovered that weak polar vortex states in the stratosphere lead to reduced uncertainty in long-range weather forecasts over Northern Europe. This allows for more accurate predictions of cold spells and storm activity, making the weather more predictable.

SourceLudwig-Maximilians-Universität München·JournalNature·DateMar 15, 2024

Gut bacteria make neurotransmitters to shape the newborn immune system

Researchers found that gut bacteria in newborns produce serotonin, promoting the development of immune cells called Tregs. This helps prevent allergic reactions and autoimmune diseases. The study suggests that unique gut bacteria may supply neurotransmitters needed for critical biological functions during early development.

SourceWeill Cornell Medicine·JournalScience Immunology·DateMar 15, 2024
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.

Do food and drink preferences influence migration flows?

A recent study suggests that cultural similarity, measured through food and drink interests on Facebook, plays a significant role in predicting international migration flows. The researchers found that similarities in daily life aspects are dynamic and asymmetric measures of country similarity, adding value to traditional gravity models.

SourceMax-Planck-Gesellschaft·JournalPLOS ONE·DateMar 15, 2024

Fatty food before surgery may impair memory in old, young adults

Researchers at Ohio State University found that eating fatty food before surgery triggers an inflammatory response in the brain, leading to impaired memory function. The study also showed that taking a DHA omega-3 fatty acid supplement can prevent these effects.

SourceOhio State University·JournalBrain Behavior and Immunity·TypeExperimental study·DateMar 15, 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.

A universal insertion of various molecules into ionic crystals under high pressure

Researchers have discovered a universal propensity for forming stable hybrid compounds when molecules are inserted into ionic crystals under high pressure. This process can lead to the formation of novel materials with promising properties for green energy storage and potentially reveal insights into giant planets' structure and dynamics.

SourceScience China Press·JournalNational Science Review·DateMar 15, 2024

China's urban jungles: how city parks are winning the battle against concrete

A recent review highlights China's successful urban greening efforts, with over 60% of cities demonstrating substantial recovery of greenness post-2011. This shift reflects the positive impact of rigorous urban planning and greening policies, enhancing biodiversity, improving air quality, and elevating city dwellers' quality of life.

SourceAerospace Information Research Institute, Chinese Academy of Sciences·JournalJournal of Remote Sensing·DateMar 15, 2024

Oregon State researchers take deep dive into how much water is stored in snow

Researchers at Oregon State University have developed a new metric to measure water storage in snowpacks, which reveals a 22% drop in annual storage over the past four decades. This finding is important for water managers as it can help make long-term planning decisions for adjusting infrastructure options.

SourceOregon State University·JournalHydrology and Earth System Sciences·TypeData/statistical analysis·DateMar 15, 2024

A green revolution: how our forests are changing and what it means for the planet

A recent study provides the first detailed account of global forest changes and their impact on carbon absorption. The analysis revealed a nuanced landscape of change, where losses in natural forest carbon stocks were partially offset by gains in managed forests.

SourceAerospace Information Research Institute, Chinese Academy of Sciences·JournalJournal of Remote Sensing·DateMar 15, 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.

Unlocking the climate secrets of North China with ancient tree rings

Researchers have developed a novel method for reconstructing historical warm season temperatures in North China using Picea meyeri tree rings. The study provides a 281-year chronology, revealing seven high-temperature periods and three low-temperature periods over the past 261 years.

SourceIGSNRR CAS·JournalJournal of Geographical Sciences·DateMar 15, 2024

Eliminating socioeconomic disparities in youth physical activity can save over $15 billion

A new study shows that eliminating disparities in physical activity levels between low and higher socioeconomic groups could save over $6.93 billion in direct medical costs and $8.67 billion in productivity losses. The study suggests tailoring physical activity interventions towards lower income groups to maximize cost savings.

SourceCUNY Graduate School of Public Health and Health Policy·JournalJAMA Health Forum·TypeComputational simulation/modeling·DateMar 15, 2024

The atlas of unburnable oil in the world

A new study by the University of Barcelona presents an atlas of unburnable oil in the world, highlighting areas where exploiting oil resources would be incompatible with meeting global warming targets. The atlas warns against extracting oil from sensitive ecosystems, indigenous territories, and areas of high endemic species richness.

SourceUniversity of Barcelona·JournalNature Communications·TypeObservational study·DateMar 15, 2024
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.

Not just a lodger: Novel host-guest assembly provides enhanced reactivity

Researchers at Tsinghua University Press have developed a novel cluster within a polyoxometalate (POM) nanoreactor, exhibiting enhanced peroxidase-like activity. This breakthrough enables the acceleration of critical H2O2 decomposition reactions in biological processes and advanced biotechnological applications.

SourceTsinghua University Press·JournalPolyoxometalates·DateMar 15, 2024

USTC develops rechargeable, non-aqueous manganese metal battery

The USTC team created a rechargeable, non-aqueous manganese metal battery with halogen-mediated electrolyte, achieving high Coulombic and Faraday efficiencies. The battery demonstrated stable cycling for over 700 hours and showed excellent multiplicity performance.

SourceUniversity of Science and Technology of China·JournalJoule·DateMar 15, 2024

Why killer T cells lose energy inside of solid tumors

A study by UNC researchers found that a metabolic enzyme called Acetyl-CoA Carboxylase (ACC) causes T cells to store fat rather than burning it for energy in solid tumors. Inhibiting ACC expression allowed T cells to persist better in tumors, leading to potential breakthroughs in immunotherapies like CAR T-cell therapies.

SourceUniversity of North Carolina Health Care·JournalCell Metabolism·DateMar 15, 2024

SickKids program provides integrated, trauma-informed care for pregnant and parenting adolescents

A recent study from The Hospital for Sick Children found that pregnant teenagers in Ontario were at a 50% higher risk of premature death before age 31 compared to those with no teen pregnancy. The Young Prenatal Program and Young Families Program offer integrated physical, mental, and developmental care to support adolescent parents.

SourceThe Hospital for Sick Children·JournalJAMA Network Open·DateMar 14, 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.

The Lancet Neurology: Neurological conditions now leading cause of ill health and disability globally, affecting 3.4 billion people worldwide

The study reveals that neurological conditions are the leading cause of ill health and disability globally, with 3.4 billion people affected in 2021. The analysis shows a significant increase in disability-adjusted life years (DALYs) caused by these conditions over the past three decades.

SourceThe Lancet·JournalThe Lancet Neurology·TypeComputational simulation/modeling·DateMar 14, 2024

A new ion trap for larger quantum computers

Researchers at ETH Zurich developed a new ion trap for larger quantum computers using static magnetic fields, overcoming previous limitations with oscillating fields. The Penning trap design allows for arbitrary transport and control of qubits, enabling future supercomputers.

SourceETH Zurich·JournalNature·DateMar 14, 2024

How fear unfolds inside our brains

Researchers at UC San Diego discover that acute stress triggers a switch in neurotransmitters, leading to generalized fear responses. They also find that suppressing GABA production and using antidepressants can prevent this effect.

SourceUniversity of California - San Diego·JournalScience·TypeExperimental study·DateMar 14, 2024

Parallel physical random bit generation towards rates of order 100 Tb/s

Researchers propose a scalable parallel scheme for ultrafast random bit generation using a single micro-ring resonator, enabling hundreds of independent and unbiased streams. The method reaches a 320 Gb/s generation rate per channel, with potential for further enhancement.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateMar 14, 2024
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.

Common viruses trigger most cases of intussusception in children

A new study found that common respiratory viruses such as colds and RSV play a larger role in triggering intussusception than previously thought. Hospital admissions for the condition decreased significantly during COVID-19 lockdowns, with a notable drop in cases among children under two.

SourceMurdoch Childrens Research Institute·JournalClinical Infectious Diseases·TypeObservational study·DateMar 14, 2024

Nucleophilic amino acids as a renewable alternative to petrochemically-derived amines in glycerol epoxy resins

Amino acids from lysine, glutamic acid, leucine, and serine exhibit superior curing properties compared to commercial hardeners. This study demonstrates the potential of these bio-based epoxy curing agents as a renewable alternative to petrochemical-derived amines.

SourceJournal of Bioresources and Bioproducts·JournalJournal of Bioresources and Bioproducts·TypeExperimental study·DateMar 14, 2024

Researchers can reveal illegal timber exports

Researchers from the University of Gothenburg developed a new method to identify the origin of harvested trees using chemical footprints in wood tissue. The study focused on Eastern European countries, but the method is applicable worldwide, tackling over half of tropical timber's illegal harvest.

SourceUniversity of Gothenburg·JournalNature Plants·TypeContent analysis·DateMar 14, 2024
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.

Cool insights: Research explores how brains perceive temperature

A study led by the University of Oklahoma's Christian Lemon investigates the role of TRPM8 receptors in oral temperature perception. The research found that these receptors are crucial for distinguishing warm temperatures from cooling sensations. Without TRPM8, the brain tends to blur the lines between warmth and coolness.

SourceUniversity of Oklahoma·JournalJNeurosci·TypeExperimental study·DateMar 14, 2024

Illinois study: Tropical birds could tolerate warming better than expected

A University of Illinois team found tropical birds can handle thermal variation, disproving the climate variability hypothesis. The study, which measured metabolic rates across a range of temperatures, suggests that birds in the Neotropics may be more resilient to warming than previously thought.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalEcology·DateMar 14, 2024

Study: How home food availability affects young children’s nutrient intake

A new study from the University of Illinois found that changes in home food availability between 2 to 4 years old are associated with changes in nutrient intake. The researchers used the Home Food Inventory (HFI) to measure food availability and found significant changes in several food categories over time.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalPublic Health Nutrition·TypeObservational study·DateMar 14, 2024