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Science News Archive April 2023 - Page 16


Page 16 of 37

How does a millipede get its legs?

New research reveals that millipede segments contain tiny bundles of legs, which appear as transparent protrusions before molting. This discovery could help understand how not only millipedes but also other arthropods grow and develop.

SourceUniversity of Tokyo·JournalFrontiers in Zoology·TypeObservational study·DateApr 19, 2023

Study suggests strong sense of purpose in life promotes cognitive resilience among middle-aged adults

A strong sense of purpose in life promotes greater connectivity within the brain's Default Mode Network, which may help protect against cognitive decline. Middle-aged adults with a higher purpose in life show lower levels of brain burden and better cognitive performance.

SourceHebrew SeniorLife Hinda and Arthur Marcus Institute for Aging Research·JournalAlzheimer s Research & Therapy·DateApr 19, 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.

New cell-killing toxin discovered in an environmental pathogen

Researchers have discovered the molecular structure of a new toxin class, Ssp, capable of entering and killing human cells. The discovery offers insights into developing targeted inhibitors to combat infections caused by Serratia marcescens, a pathogen with high antibiotic resistance.

SourceLa Trobe University·JournalNature Communications·TypeExperimental study·DateApr 19, 2023

Time-varying orbital angular momentum generated by a metasurface

Researchers from HKUST and CityU developed a metasurface to generate time-varying OAM beams with a time-dependent phase profile. This allows for a higher-order twist in the envelope wavefront structure, increasing capacity for applications such as dynamic particle trapping and information encryption.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics·DateApr 19, 2023

Research shows how organizations evaluate whether to imitate or differentiate when a competitor adopts new technology

A new study published in Strategic Management Journal found that organizations serving more difficult customer needs tend to defer investment, while those addressing easier problems accelerate adoption of the same technology. The researchers emphasized the importance of letting customers drive strategy around adopting a technology, reg...

SourceStrategic Management Society·JournalStrategic Management Journal·TypeData/statistical analysis·DateApr 19, 2023
Apple iPhone 17 Pro

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

Simple test may predict cognitive impairment long before symptoms appear

A simple memory test predicted the risk of developing cognitive impairment in people with no thinking and memory problems. The study found that those at stages one and two were twice as likely to develop cognitive impairment, while those at stages three and four were three times as likely.

SourceAmerican Academy of Neurology·JournalNeurology·DateApr 19, 2023

Nanoparticles provoke immune response against tumors but avoid side effects

Researchers developed bottlebrush-like nanoparticles that deliver immunostimulatory drugs to tumors, provoking an immune response and slowing tumor growth. The approach avoids systemic inflammation, making it a potential solution for boosting immune system responses in cancer patients.

SourceMassachusetts Institute of Technology·JournalScience Advances·DateApr 19, 2023

UCR team creates “quantum composites” for various electrical and optical innovations

Researchers at UCR created quantum composites that exhibit functionality at a wide range of temperatures, offering potential applications in electronics, energy storage, and reflective coatings. The materials showed an unusually high ability to store electricity, with increased dielectric constant values.

SourceUniversity of California - Riverside·JournalAdvanced Materials·TypeExperimental study·DateApr 19, 2023

Does weight loss surgery harm adolescents’ bones?

A study found that sleeve gastrectomy decreases bone mineral density and strength in adolescents and young adults. Participants who underwent weight loss surgery lost significant amounts of weight and experienced reductions in abdominal fat tissue and muscle mass.

SourceWiley·JournalJournal of Bone and Mineral Research·DateApr 19, 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.

Surface steers signals for next-gen networks

Researchers at Princeton University developed a new device called mmWall that can steer millimeter-wave (mmWave) signals to reach all corners of a large room. The device uses an accordion-like array of panels to reflect and refract radio waves, allowing for efficient beam steering and alignment with transmitters and receivers.

SourcePrinceton University, Engineering School·TypeExperimental study·DateApr 19, 2023

Georgetown psychologists map the psyche of extreme altruists

A study of over 300 extreme altruists reveals they share unselfish traits, not higher levels of empathy or agreeableness. Researchers found that their choices reflect a genuine value for strangers' wellbeing and communities.

SourceGeorgetown University Medical Center·JournalNature Communications·TypeObservational study·DateApr 19, 2023

Study finds that child victims of violence face long-term psychological effects

A study found that young adults who experienced gunshot, stab, or assault wounds as children have significantly higher rates of post-traumatic stress disorder (PTSD) than the general population. Ten respondents screened positive for probable PTSD, and nearly 17% reported persistent symptoms related to their injury.

SourceUniversity of Rochester Medical Center·JournalJournal of Pediatric Surgery·TypeObservational study·DateApr 19, 2023

Prenatal depression may be linked to cardiovascular disease after childbirth

Individuals who experienced depression during pregnancy were more likely to be diagnosed with cardiovascular disease within two years after giving birth. The study found a significant higher risk of developing six major cardiovascular conditions, including heart failure and ischemic heart disease.

SourceAmerican Heart Association·JournalJournal of the American Heart Association·DateApr 19, 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.

Study seeks to define quantum compression

Researchers identify potential application of quantum compression in edge computing, which could save storage space and network bandwidth. Quantum compression, a new concept, is being explored as an enabling tool for edge applications, with classical techniques compared to quantum approaches.

SourceDOE/Oak Ridge National Laboratory·JournalComputing·DateApr 19, 2023

Organic beekeeping rivals conventional methods for bee health, productivity

A study by Penn State researchers found that organic beekeeping management is sustainable and supports high honey-bee survival and honey production, rivaling conventional methods. Organic and conventional management systems both increased winter survival by more than 180% compared to chemical-free management.

SourcePenn State·JournalScientific Reports·TypeObservational study·DateApr 19, 2023

How opioid drugs get into our cells

Researchers at UNIGE discovered that natural opioids cannot enter cells, whereas therapeutic opioids can, leading to differences in physiological responses. The study's findings could help develop safer medications with improved efficacy and reduced side effects.

SourceUniversité de Genève·JournalScience Advances·TypeNews article·DateApr 19, 2023
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.

Nebraska-led study first to define anxiety spiraling from national election

A new study led by University of Nebraska-Lincoln researcher Kevin Smith explores the impact of polarized politics on mental and physical health. The research found that Americans' political anxiety increased before a major election, but decreased after, with specific groups experiencing lower levels of anxiety.

SourceUniversity of Nebraska-Lincoln·JournalJournal of Elections Public Opinion & Parties·DateApr 19, 2023

Eating walnuts on a regular basis could benefit adolescents' cognitive development and contribute to their psychological maturation

A recent study published in eClinicalMedicine found that eating walnuts on a regular basis can improve attention functions, fluid intelligence, and behavior in adolescents with ADHD. The research, led by the IISPV, suggests that following a healthy diet is crucial for cognitive development during adolescence.

SourceBarcelona Institute for Global Health (ISGlobal)·JournalEClinicalMedicine·TypeRandomized controlled/clinical trial·DateApr 19, 2023

New viruses related to both giant viruses and herpesviruses

A new group of DNA viruses, mirusviruses, has been discovered in marine plankton, linking them to both giant viruses and herpesviruses. The discovery reveals that the ancestors of herpes viruses once infected single-cell organisms, while the majority of mirusvirus genes share similarities with those of giant viruses.

SourceCNRS·JournalNature·DateApr 19, 2023

Scientists reviewed the research and development of Tianzhou cargo spacecraft

The Tianzhou cargo spacecraft is a Chinese automated cargo spacecraft designed to support space station operation by transporting supplies. Its main tasks include transporting and storing supplies, controlling the orbit and attitude of the combined body, and supporting the development of space applications.

SourceBeijing Institute of Technology Press Co., Ltd·JournalSpace Science & Technology·DateApr 19, 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.

Sugar-sweetened beverages linked with increased risk of premature death for people with type 2 diabetes

A new study found that high consumption of sugar-sweetened beverages was associated with an elevated risk of premature death and incidence of cardiovascular disease among people with type 2 diabetes. Drinking healthier beverages like coffee, tea, and plain water was linked to lower risk of dying prematurely.

SourceHarvard T.H. Chan School of Public Health·JournalThe BMJ·TypeObservational study·DateApr 19, 2023

Nagoya University researchers in Japan develop a new ultra-high-density sulfonic acid polymer electrolyte membrane for fuel cells

Nagoya University researchers have developed a poly(styrenesulfonic acid)-based PEM with an ultrahigh density of sulfonic acid groups, exceeding five times that of typical commercially available membranes. The new membrane exhibits a proton conductivity of 0.93 S/cm at 80°C under 90%RH, six times higher than Nafion or Selemion under th...

SourceNagoya University·JournalACS Applied Polymer Materials·DateApr 19, 2023

Researchers cultivate microalgae for biofuel production

The study analyzed the growth and productivity of Botryococcus terribilis under different cultivation systems. Stress increased the production of lipids and hydrocarbons by 49% and 29%, respectively, while proteins decreased. The microalgae's metabolites have potential applications in biofuel synthesis, cosmetics, and food.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalBiomass Conversion and Biorefinery·DateApr 19, 2023
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.

NIH trial evaluating mpox vaccine in adolescents

The NIH is conducting a clinical trial to evaluate the JYNNEOS mpox vaccine's safety and immune response in adolescents aged 12-17. The trial, launched at George Washington University, aims to determine if the vaccine can protect teens from this painful and sometimes deadly disease.

SourceGeorge Washington University·DateApr 19, 2023

Risk of developing type 2 diabetes displayed in early pregnancy blood samples

Researchers found that women with prediabetes after pregnancy had aberrations in their early pregnancy blood serum metabolomic profile, including higher concentrations of small HDL particles. These metabolic changes predicted prediabetes at postpartum and were associated with increased risk of type 2 diabetes.

SourceUniversity of Turku·JournalMetabolomics·DateApr 19, 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.

Clinical trial improves neurocognitive outcomes for childhood craniopharyngioma

A phase 2 clinical trial found improved neurocognitive outcomes and comparable survival rates for children with craniopharyngioma treated with proton therapy compared to photon therapy. The study highlights the therapeutic advantage of proton therapy in sparing normal brain tissue and reducing collateral effects.

SourceSt. Jude Children's Research Hospital·JournalThe Lancet Oncology·TypeRandomized controlled/clinical trial·DateApr 19, 2023

Heat highway

Researchers at the Institute of Industrial Science at The University of Tokyo have found that phonons in isotopically pure carbon can behave like a fluid, allowing for faster heat conduction. This phenomenon, known as phonon Poiseuille flow, has implications for cooling sensitive computer processors and improving efficiency in electron...

SourceInstitute of Industrial Science, The University of Tokyo·JournalNature·DateApr 19, 2023

Plate tectonic processes in the Pacific and Atlantic during the Cretaceous period have shaped the Caribbean region to this day

Researchers used computer simulations to understand the formation of new subduction zones and the development of the Caribbean large igneous province. The study found that simultaneous subduction of two plates led to a major mantle flow, triggering the formation of a plume and extensive magmatic activity.

SourceJohannes Gutenberg Universitaet Mainz·JournalNature Communications·DateApr 19, 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.

Killer heatwaves endanger India’s development

A new study from researchers at the University of Cambridge found that deadly heatwaves fueled by climate change made almost 90 percent of Indians more vulnerable to public health issues, food shortages, and increased risks of death. The study suggests that India's national Climate Vulnerability Indicator underestimates the main risks ...

SourceUniversity of Cambridge·JournalPLOS Climate·DateApr 19, 2023

Fluorescent aromatic nanobelts with unique size-dependent properties

Researchers at Nagoya University have synthesized methylene-bridged [n]cycloparaphenylenes ([n]MCPPs) with varying ring sizes, exhibiting unique properties such as fluorescence and paratropic belt currents. The discovery has significant implications for studying magnetic properties of aromatic nanobelts.

SourceInstitute of Transformative Bio-Molecules (ITbM), Nagoya University·JournalJournal of the American Chemical Society·TypeExperimental study·DateApr 19, 2023

Can a healthy diet prevent prostate cancer?

A study of 15,296 men found that a healthy Mediterranean or Prudent diet had no impact on prostate cancer risk, while an unhealthy Western diet may increase the risk of aggressive tumors. The findings suggest avoiding Western-style diet products and adopting Mediterranean diet habits could help prevent aggressive prostate cancer.

SourceWiley·JournalBJU International·DateApr 19, 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.

Nature-study reveals new mechanism for DNA folding

Researchers from Karolinska Institutet and the Max Planck Institute have identified a new mechanism for DNA folding, revealing how the Smc5/6 complex regulates chromosomal organization. This discovery provides new insights into normal development and disease prevention.

SourceKarolinska Institutet·JournalNature·DateApr 19, 2023

Massive Caribbean sea urchin die-off caused by parasite

A parasite identified as Philaster apodigitiformis has been found responsible for the massive die-off of long-spined sea urchins in the Caribbean Sea. The loss of these vital herbivores threatens coral reef health and balance, with devastating consequences for marine ecosystems.

SourceCornell University·JournalScience Advances·DateApr 19, 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.

Antibody alternatives for biosensing

Researchers developed an electronic biosensor using DNA aptamers to detect biomarkers in whole blood samples. The biosensor successfully detected clinically relevant levels of a marker protein for cardiovascular disease without further sample preparation.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateApr 18, 2023

Metal-poor stars are more life-friendly

Researchers found that metal-poor stars, with fewer heavy elements, emit less intense ultraviolet radiation into space. This allows their planets to form a protective ozone layer, making conditions more life-friendly. The study suggests that as the universe ages, it becomes increasingly unfavourable for complex life on new planets.

SourceMax-Planck-Gesellschaft·JournalNature Communications·TypeComputational simulation/modeling·DateApr 18, 2023

Sugary drink tax improves health, lowers health care costs

A new study published in PLOS Medicine found that the sugary drink tax in Oakland reduced purchases by 26.8%, leading to improved health and significant cost savings. The researchers estimated that consuming fewer SSBs added 94 quality-adjusted life-years per 10,000 residents and saved the city over $100,000 in healthcare costs.

SourceUniversity of California - San Francisco·JournalPLOS Medicine·DateApr 18, 2023
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.

Quantum liquid becomes solid when heated

Researchers have discovered a new phase of matter where a quantum liquid becomes solid when heated. The breakthrough was achieved through a collaboration between experimentalists and theoretical physicists, who developed a model that explains the formation of a quantum crystal at finite temperatures.

SourceUniversity of Innsbruck·JournalNature Communications·TypeExperimental study·DateApr 18, 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.

Large animals travel more slowly because they can’t keep cool

A new study suggests that large animals are disadvantaged due to their limited traveling speeds, which can be attributed to their inability to effectively dissipate excess heat generated by their muscles. This limitation leads to slower travel speeds compared to medium-sized animals.

SourcePLOS·JournalPLOS Biology·TypeMeta-analysis·DateApr 18, 2023

School prevalence of stimulant therapy for ADHD associated with higher rates of prescription stimulant misuse among teens

A new study found a strong association between the prevalence of prescription stimulant therapy for ADHD and rates of prescription stimulant misuse among middle and high school students. Schools with higher numbers of students on stimulant therapy had significantly higher rates of misused stimulants, highlighting the need for education...

SourceNIH/National Institute on Drug Abuse·JournalJAMA Network Open·DateApr 18, 2023

Biological invasions as costly as natural disasters

The global economic impact of biological invasions exceeds that of natural catastrophes, with $1208 billion in losses between 1980 and 2019. Biological invasions have a long-lasting effect, causing significant damage to infrastructure, crops, and ecosystems.

SourceCNRS·JournalPerspectives in Ecology and Conservation·DateApr 18, 2023

Mouse study hints at specific brain receptor behind PCOS symptoms

A mouse study suggests that a specific brain receptor, the leptin receptor, may be involved in the development of PCOS symptoms. Researchers found that mice exposed to excess androgens prenatally had improved estrous cycles and regulation of their menstrual cycles, offering potential therapeutic targets for people with PCOS.

SourceMichigan Medicine - University of Michigan·JournalEndocrinology·DateApr 18, 2023
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.

Researchers ID gene that shapes heart attack, aneurysm risk

A study published in Circulation Research identifies the FHL5 gene as a key regulator of vascular disease, including heart attacks and aneurysms. The discovery advances our understanding of the underlying causes of vascular disease and provides new insights into genetic risk factors.

SourceUniversity of Virginia Health System·JournalCirculation Research·DateApr 18, 2023