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Science News Archive April 2022 - Page 5


Page 5 of 37

UVA-led research team pursues next big leap in radar and GPS systems

A UVA-led research team is working on a photonics-based radar and GPS system that can operate at frequencies up to 110 gigahertz, three times higher than current 5G systems. The system has the potential to provide ultra-stable signals for applications like communications, positioning, and ranging.

SourceUniversity of Virginia School of Engineering and Applied Science·DateApr 27, 2022
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.

The Trump baby bump among Republicans after the 2016 election

Research from the University of California San Diego finds a significant partisan shift in birth rates among Republicans and Democrats after Trump's 2016 election. Republican-leaning counties experienced a sharp rise in birth rates, while Democratic counties saw a baby slump, with differences amounting to 1-2% of national birth rates.

SourceUniversity of California - San Diego·JournalAmerican Economic Review·TypeData/statistical analysis·DateApr 27, 2022

In Einstein’s footsteps and beyond

Researchers discovered near-zero index materials where light's momentum becomes zero, altering fundamental processes like atomic recoil and Heisenberg's uncertainty principle. These materials could enable perfect cloaking and have potential applications in quantum computing and optics.

SourceHarvard John A. Paulson School of Engineering and Applied Sciences·JournalLight Science & Applications·DateApr 27, 2022

Study of privately insured patients finds short-term telehealth follow-up comparable to most in-person care during first year of COVID-19 pandemic

For 18 out of 21 analyzed conditions, patients with telehealth consults did not require more unplanned hospitalizations or emergency department visits within 14 days compared to those making an initial in-person visit. However, patients with upper respiratory infections and bronchitis were more likely to need follow-up visits.

SourceJohns Hopkins Bloomberg School of Public Health·JournalJAMA Network Open·DateApr 27, 2022

Researchers realize topological quantum simulation based on synthetic orbital angular momentum dimension in degenerate cavity

Scientists create artificial lattice structure with infinite topological charge numbers by coupling photons' spin-orbit coupling to internal degrees of freedom. The setup allows direct measurement of physical quantities and paves the way for exploring high-dimension topological physics.

SourceUniversity of Science and Technology of China·JournalNature Communications·DateApr 27, 2022
Apple iPhone 17 Pro

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

Does multiple sclerosis play a role in cancer screening and diagnosis?

A new study published in Neurology found that women with multiple sclerosis (MS) are less likely to have breast cancer detected through routine screenings, despite being twice as likely to have colorectal cancer detected at an early stage. The researchers also found a higher rate of disability among MS patients, which may affect their ...

SourceAmerican Academy of Neurology·JournalNeurology·DateApr 27, 2022
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.

Yale researchers have a formula for getting in the flow

Yale University psychologists have developed a mathematical theory of flow that can be used to enhance immersion and engagement in almost any task. The theory is based on the concept of mutual information between desired end states and means of attaining them, and suggests that more informative means lead to greater flow experience.

SourceYale University·JournalNature Communications·DateApr 27, 2022

Researchers assess the power of T-cell immune response to Omicron BA.1 and BA.2

The study found that T-cell immunity was effective against Omicron variants in approximately 90% of vaccinated Europeans. The researchers identified a specific HLA-DRB1*03:01 variant that allowed the virus to evade immune recognition, particularly affecting individuals with this genetic variation.

SourceNational Research University Higher School of Economics·JournalPeerJ·DateApr 27, 2022

Tangle no more, nanotubes

Researchers develop less-corrosive solutions using methanesulfonic acid, p-toluenesulfonic acid and oleum acids to separate and process nanotubes. The new method enables scalable production of advanced materials with excellent electrical and mechanical properties.

SourceRice University·JournalScience Advances·TypeExperimental study·DateApr 27, 2022

Zeroing in on a new treatment for autism and epilepsy

Scientists at Gladstone Institutes have discovered that reducing protein tau levels soon after birth can prevent autism and epilepsy in an experimental model. The study pinpointed the crucial brain cells where tau levels must be reduced to avoid these problems, and showed that lowering tau is still effective when initiated after birth.

SourceGladstone Institutes·JournalScience Translational Medicine·DateApr 27, 2022

Scientists find a genetic cause of lupus

Researchers have identified a genetic cause of lupus, a chronic autoimmune disease that affects 50,000 people in the UK. The TLR7 gene mutation causes inflammation in organs and joints, leading to debilitating symptoms. This discovery paves the way for new treatments targeting the mutated gene.

SourceThe Francis Crick Institute·JournalNature·TypeExperimental study·DateApr 27, 2022
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.

Decoy receptor protects against Omicron infection

Researchers from Osaka University have developed an engineered ACE2 decoy that effectively reduces the rate and severity of infection with the Omicron variant under laboratory conditions. The decoy mimics the SARS-CoV-2 receptor, preventing the virus from binding to cells and entering them.

SourceOsaka University·JournalScience Translational Medicine·TypeExperimental study·DateApr 27, 2022

Discovery of the one-way superconductor, thought to be impossible

Scientists at Delft University of Technology have discovered one-way superconductivity using 2D quantum materials, enabling superconducting computing and reducing energy loss. This breakthrough could lead to faster electronics, greener IT systems, and significant energy savings.

SourceDelft University of Technology·JournalNature·DateApr 27, 2022

Synthetic “forever chemicals” known as PFAS linked to liver damage

A new study systematically reviews data on PFAS exposure and liver damage, linking three commonly detected PFAS to elevated levels of a liver enzyme, ALT. The research suggests a potential link between PFAS and non-alcoholic fatty liver disease (NAFLD), a growing public health crisis affecting 25% of adults worldwide.

SourceKeck School of Medicine of USC·JournalEnvironmental Health Perspectives·TypeMeta-analysis·DateApr 27, 2022

How one inflammatory disorder exacerbates another

A study published in Cell reveals that individuals with gum disease are more susceptible to developing arthritis due to alterations in immune cell precursors in the bone marrow. The researchers also found that this association may prompt a reconsideration of how bone marrow donors are selected.

SourceUniversity of Pennsylvania·JournalCell·TypeExperimental study·DateApr 27, 2022

Mental health of college students is getting worse

A recent study found a consistent decline in the mental health of college students across the US over eight years, with significant increases in depression and anxiety among racial and ethnic minority students. The study also revealed a gap between symptom onset and treatment access, particularly for students of color.

SourceBoston University·JournalJournal of Affective Disorders·DateApr 27, 2022
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.

Give bidi cigarette rollers a voice to find new jobs, researchers say

A study by Durham University found that 90% of bidi workers are women who face numerous health issues and limited job options. Researchers suggest alternative employment like spice or fabric production could provide better working conditions and personal circumstances.

SourceDurham University·JournalNicotine & Tobacco Research·TypeSurvey·DateApr 27, 2022

Human skin has evolved to allow maximum durability and flexibility

Researchers at Binghamton University have discovered that human skin's unique structure allows it to maximize both durability and flexibility. The team created artificial skin membranes that mimicked the structure of mammalian skin, testing their puncture toughness and deformability.

SourceBinghamton University·JournalSoft Matter·DateApr 27, 2022

A promising combination therapy for triple-negative breast cancer

Researchers at Baylor College of Medicine have identified a combination therapy that targets both tumor cells and macrophages to treat triple-negative breast cancer. The therapy resulted in durable tumor regression and immune memory in animal models, suggesting potential for improved treatment outcomes.

SourceBaylor College of Medicine·JournalCancer Research·TypeExperimental study·DateApr 27, 2022
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.

Glimpse inside a graphene sandwich

Researchers studied twisted trilayer graphene, discovering a phase diagram that decouples into product states of graphene and bilayer graphene. The system exhibits unique insulating and semi-metallic phases in the presence of an electric field.

SourceUniversity of Innsbruck·JournalPhysical Review X·TypeComputational simulation/modeling·DateApr 27, 2022

Solar beats nuclear at many potential settlement sites on Mars

A new study by UC Berkeley scientists finds that solar photovoltaics can provide sufficient power for extended Mars missions, outperforming nuclear fusion reactors in over 50% of the planet's surface. This breakthrough provides a more practical solution for long-term human settlements on Mars.

SourceUniversity of California - Berkeley·JournalFrontiers in Astronomy and Space Sciences·TypeComputational simulation/modeling·DateApr 27, 2022

Dramatic events in demographics led to the spread of Uralic languages

The Uralic language family's history is reevaluated, with research suggesting the languages' westward spread began in western Siberia during the early Metal Age. The dispersal of the family is linked to three episodes: a natural environment shift, cross-cultural archaeological phenomena, and contact with Indo-Iranian languages.

SourceUniversity of Helsinki·JournalDiachronica·DateApr 27, 2022

Almost 90% of autistic women report experiencing sexual violence, often on multiple occasions

A new study published in Frontiers in Behavioral Neuroscience reveals that nine out of ten autistic women in France have suffered sexual violence, with most victims being assaulted multiple times at a young age. The findings highlight the need for improved prevention and care programs to address this vulnerable population.

SourceFrontiers·JournalFrontiers in Behavioral Neuroscience·TypeSurvey·DateApr 27, 2022
Meta Quest 3 512GB

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

Brain imaging shows what happens when we question fake news

A new study from the University of Texas at Austin finds that asking a single question about article truthfulness can activate the brain's critical thinking centers, challenging biases and encouraging more critical evaluation of content. This finding has implications for social media companies looking to curb the spread of misinformation.

SourceUniversity of Texas at Austin·JournalInformation Systems Research·TypeExperimental study·DateApr 27, 2022

Study reveals genetic diversity of a particularly problematic pathogen

Researchers analyzed 451 bacterial strains of C. difficile, identifying 9,924 distinct gene clusters and categorizing them into 176 genetically distinct groups. The study provides new insights into the genetic diversity and evolution of this pathogen, shedding light on its virulence factors and antimicrobial resistance determinants.

SourceUniversity of California - San Diego·JournalProceedings of the National Academy of Sciences·DateApr 27, 2022

Nanoplastic particles love company: Researchers in Bayreuth analyze polyethylene degradation in the environment

A research team from the University of Bayreuth investigated the progressive degradation of low-density polyethylene in the environment. They found that isolated nanoplastic particles are rare and instead aggregate rapidly to larger colloidal systems, preventing individual nanoparticles from being freely available.

SourceUniversität Bayreuth·JournalScience of The Total Environment·TypeNews article·DateApr 27, 2022
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.

BU study: Living in areas with more greenery may boost cognitive function

A Boston University study found that living in areas with more greenery may boost cognitive function, particularly in middle-aged women. The research suggests that exposure to greenspace could improve processing speed and attention, as well as reduce depression, a risk factor for dementia.

SourceBoston University School of Public Health·JournalJAMA Network Open·TypeObservational study·DateApr 27, 2022

Single-molecule techniques illuminate mechanisms of GPCR activation

Researchers used single-molecule imaging to study GPCR activation, gaining insight into cellular signal relay and potential drug targets for various disorders. The findings show that the receptor tail plays an autoinhibitory role, controlled by agonist binding, which affects signaling intensity and duration.

SourceSt. Jude Children's Research Hospital·JournalCell·TypeExperimental study·DateApr 27, 2022
Celestron NexStar 8SE Computerized Telescope

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

Study points to physical principles that underlie quantum Darwinism

The study investigates the role of physical principles in quantum Darwinism, finding that it relies on non-classical features, specifically entanglement, to emerge via natural selection. The researchers employed generalized probabilistic theories to analyze and compare different physical theories.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalQuantum·DateApr 27, 2022

Highly efficient Fe³⁺-doped A₂BB’O₆ broadband near-infrared-emitting phosphors for spectroscopic analysis

Researchers have developed Fe³⁺-activated Sr₂InSbO₆ broadband NIR-emitting phosphor materials with tunable emission from 885 to 1005 nm. The Ca2InSbO6:Fe3+ phosphor peaking at 935 nm shows an ultra-high IQE of 87%, making it suitable for NIR spectroscopy detection.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateApr 27, 2022

Adults with asthma have a higher risk of developing obesity

A new study has found that adults with asthma are more likely to become obese later in life. The research, which included over 8,700 participants from 11 European countries and Australia, revealed that non-allergic asthma, longer disease duration, and corticosteroid treatment were associated with increased obesity risk.

SourceBarcelona Institute for Global Health (ISGlobal)·JournalThorax·TypeObservational study·DateApr 27, 2022

The instability at the beginning of the solar system

A new theory offers an explanation for the formation and evolution of gas giants in our solar system, proposing that a 'rebound' effect triggered their current paths. Researchers found that the primordial gas disk dissipated from the inside out, providing a natural trigger for the instability.

SourceMichigan State University·JournalNature·DateApr 27, 2022

Origin of complex cells started without oxygen

Eukaryotes emerged in an anoxic environment in the ocean, and their mitochondria-bearing cells likely resulted from a merger between archaea and bacteria. This finding contradicts the long-held view that oxygenation of Earth's surface environment led to eukaryogenesis.

SourceUniversity of Exeter·JournalNature Ecology & Evolution·TypeLiterature review·DateApr 27, 2022
Fluke 87V Industrial Digital Multimeter

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

Bat box design, placement matter for energy balance in endangered bats

Research finds that bat box design and landscape placement significantly impact the energetic balance of endangered Indiana bats. A study by University of Illinois researchers tested five bat box designs and four landscape placements to determine their effects on bat metabolism, development, and survival.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalConservation Physiology·DateApr 27, 2022

Lignin-based jet fuel packs more power for less pollution

Researchers developed a sustainable jet fuel from agricultural waste that increases energy density and replaces aromatics, reducing soot emissions and contrails. The fuel's properties make it suitable for blending with conventional fuels to meet aviation industry demands.

SourceWashington State University·JournalFuel·TypeExperimental study·DateApr 27, 2022

Green technology breakthrough: Hematite photocatalyst using sunlight energy simultaneously produces hydrogen and hydrogen peroxide

A breakthrough in green technology has successfully produced both hydrogen gas and hydrogen peroxide simultaneously from sunlight and water using a hematite photocatalyst. This innovation could lead to a solar water-splitting utilization system with greater added value, enabling the widespread adoption of carbon-neutral energy sources.

SourceKobe University·JournalNature Communications·TypeExperimental study·DateApr 27, 2022

RNA binding proteins help T cells pick their weapons before battle

Researchers at the Babraham Institute found that two RNA binding proteins, ZFP36 and ZFP36L1, play a crucial role in T cell development and function. The absence of these proteins enhances the potency of T cells during viral infections, leading to improved cytotoxic immune responses.

SourceBabraham Institute·JournalNature Communications·TypeExperimental study·DateApr 27, 2022

Neuronal plasticity in chronic pain-induced anxiety revealed

Chronic pain causes maladaptive emotional states and is often comorbid with psychiatric disorders. Researchers identified the neuronal circuit involved in chronic pain-induced anxiety in mice, finding that restoring its activity attenuates anxiety.

SourceHokkaido University·JournalScience Advances·TypeExperimental study·DateApr 27, 2022
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.

Supernova reveals secrets to Texas-led team of astronomers

Astronomers have used observations from the Hobby-Eberly Telescope to better understand how massive stars live and die. The study of supernova 2014C revealed a unique process where the hydrogen envelopes of two stars merged, forming a common-envelope configuration that shed light on the stellar explosion.

SourceUniversity of Texas at Austin·JournalThe Astrophysical Journal·TypeObservational study·DateApr 27, 2022

What’s old is new again: Recycling automotive glass

Researchers are developing innovative ways to reuse automotive glass, crushing it into small pieces and purifying the polyvinyl butyral (PVB) for industrial use. This approach aims to reduce waste and conserve resources as the demand for automotive glass continues to grow.

SourceAmerican Chemical Society·JournalChemical & Engineering News·DateApr 27, 2022

Climate resilient microalgae could help restore coral reefs

Researchers from Uppsala University developed a new method to predict temperature tolerance in individual microalgae symbionts, enabling the identification of climate resilient cells. This study aims to accelerate coral reef restoration efforts by introducing more robust coral symbionts to combat climate change.

SourceUppsala University·JournalThe ISME Journal·DateApr 27, 2022

Loneliness leads to higher risk of future unemployment, study finds

A new study published in BMC Public Health found that people who reported feeling lonely often were significantly more likely to encounter unemployment later. The research also confirmed previous findings that the reverse is true – people who were unemployed were more likely to experience loneliness later.

SourceUniversity of Exeter·JournalBMC Public Health·DateApr 27, 2022
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.

New study shows fewer people die from covid-19 in better vaccinated communities

A large US study found that counties with high vaccination coverage had a more than 80% reduction in death rates from COVID-19 compared to largely unvaccinated counties. The study, based on data from over 30 million cases and 400,000 deaths, suggests that increasing vaccination coverage can reduce COVID-19 related mortality and cases.

SourceBMJ Group·JournalThe BMJ·TypeObservational study·DateApr 27, 2022

Non-invasive examination of conjunctival goblet cells in live rabbits

Researchers have developed a non-invasive imaging method to examine conjunctival goblet cells (CGCs) in live rabbit eyes, which are similar to human eyes. The study found that CGC density decreased with dry eye disease (DED) and recovered over time.

SourcePohang University of Science & Technology (POSTECH)·JournalThe Ocular Surface·DateApr 27, 2022

Threatened South American coati found roaming in a large city

A threatened South American coati was recorded in Canoas, Brazil's fourth most populous city, using a camera trap at a remaining green space. The finding underscores the significance of urban areas for species adaptation and highlights the need for conservation efforts beyond protected zones.

SourcePensoft Publishers·JournalNeotropical Biology and Conservation·DateApr 27, 2022
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.

Before Stonehenge monuments, hunter-gatherers made use of open habitats

Researchers investigated habitat conditions at Blick Mead site, finding partially open woodland conditions that would have supported large grazing herbivores. The study suggests hunter-gatherers used this space for 4,000 years before early farmers and monument-builders arrived in the region.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateApr 27, 2022