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Science News Archive 2021 - Page 90


Page 90 of 510

How a bacterium may help solve the plastic pollution crisis

Researchers have identified a bacterium, Ideonella sakaiensis, capable of degrading PET plastics and producing biodegradable PHA plastics. This finding addresses two pressing sustainability issues in the plastics industry.

SourceNara Institute of Science and Technology·JournalScientific Reports·DateOct 19, 2021

AI helping to quantify enzyme activity

Researchers used AI to predict Michaelis constants from substrate and enzyme structures, achieving accuracy comparable to experimental values. This breakthrough enables computers to estimate enzyme activity in seconds without experimentation.

SourceHeinrich-Heine University Duesseldorf·JournalPLOS Biology·DateOct 19, 2021
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.

Large study shows regular millet consumption can combat anemia

A large-scale study shows that regular millet consumption can improve hemoglobin and serum ferritin levels, reducing iron deficiency anemia. The research found that millets increased hemoglobin levels by up to 13.2% and serum ferritin by an average of 54.7%.

SourceInternational Crops Research Institute for the Semi-Arid Tropics (ICRISAT)·JournalFrontiers in Nutrition·TypeMeta-analysis·DateOct 19, 2021

How quickly does the climate recover?

Research finds climate stabilized due to increased rock weathering and erosion, which converts CO2 into insoluble carbonate; this process took 20,000-50,000 years. Lithium isotope analysis supports theory, showing increased weathering and erosion during Paleocene-Eocene Thermal Maximum.

SourceJohannes Gutenberg Universitaet Mainz·JournalScience Advances·DateOct 19, 2021

More than 99.9% of studies agree: Humans caused climate change

A recent survey of 88,125 climate-related studies found that 99.9% support human-caused climate change, with only four skeptical papers out of 3,000 examined. The study's findings provide strong evidence for the reality of human influence on climate, allaying any remaining doubt.

SourceCornell University·JournalEnvironmental Research Letters·DateOct 19, 2021

JNCCN: More people with cancer undergoing radiotherapy prefer telemedicine to in-person visits

A study published in JNCCN found that 45% of people with cancer prefer telemedicine over in-person visits, while general patient satisfaction scores are equally high. The research also revealed that patients preferred video conferencing over audio-only appointments and that telemedicine can reduce treatment-related costs.

SourceNational Comprehensive Cancer Network·JournalJournal of the National Comprehensive Cancer Network·TypeSurvey·DateOct 19, 2021
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.

Virtual job interviews infected by COVID-19 worries, new study finds

A new study from the University of Toronto found that virtual job interviews during COVID-19 increased anxiety in candidates, leading to reduced performance. Organizations can improve candidate experience and fairness by designing platforms that minimize anxiety, suggests lead researcher Julie McCarthy.

SourceUniversity of Toronto, Rotman School of Management·JournalJournal of Applied Psychology·TypeExperimental study·DateOct 19, 2021

Mother-to-child HIV transmission lower in infants with high antibody function levels

A new study found that infants with high levels of antibody-dependent cellular cytotoxicity (ADCC) against their mother's strain of HIV are less likely to get infected through breastfeeding. The study also showed that ADCC is more effective than neutralizing antibodies in protecting infants against HIV transmission and improving outcomes.

SourceBoston Medical Center·JournalCell Reports Medicine·DateOct 19, 2021
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.

Scientists develop sperm cells from primate stem cells

Researchers have made a breakthrough in spermatogonial stem cell research, successfully generating functional sperm cells using primate embryonic stem cells. The study, published in Fertility and Sterility Science, shows promise for future clinical therapies to treat male infertility.

SourceUniversity of Georgia·JournalFertility and Sterility·DateOct 19, 2021

China's Chang'E 5 lunar samples reveal new information about the moon

The Chang'E-5 mission has provided new insights into the Moon's surface features, including the Ocean of Storms, which may have been even more stormy than previously thought. The samples also reveal a distinct lunar basalt composition different from Earth-based basalt.

SourceChinese Academy of Sciences Headquarters·JournalNational Science Review·DateOct 19, 2021

People with cancer and cancer survivors in low-income and rural areas face greater risk of suicide

A study by the University of Texas Health Science Center at Houston found that individuals with cancer living in economically or medically underserved areas have a nearly twice the risk of suicide mortality compared to the general population. Mental distress from financial hardship worsened during cancer survivorship among those living...

SourceUniversity of Texas Health Science Center at Houston·JournalJAMA Network Open·DateOct 19, 2021
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.

Yelp star ratings on health care facilities may reveal county-level death rate disparities

A study published in JAMA Network Open found that Yelp star ratings on health care facilities can indicate county-level death rate disparities. Counties with more 1-star reviews had higher death rates, and a one-point difference in average scores was associated with a reduction of approximately 60 preventable deaths.

SourceUniversity of Pennsylvania School of Medicine·JournalJAMA Network Open·TypeData/statistical analysis·DateOct 19, 2021

NREL, mines insight could lead to better silicon solar panels

Researchers at NREL and Colorado School of Mines used electron paramagnetic resonance to pinpoint the source of light-induced degradation in silicon solar cells. They discovered a distinct defect signature that disappears when applying regeneration process to cure LID, suggesting not all atomic changes lead to efficiency drop.

SourceDOE/National Renewable Energy Laboratory·JournalEnergy·DateOct 19, 2021

New model points to solution to global blood shortage

A new mathematical model suggests that patients with anemia can be effectively treated with transfusions of blood substitutes, which are more readily available than real blood. This approach could reduce the negative effects of blood transfusion and lower costs.

SourceStanford University·JournalJournal of Applied Physiology·TypeComputational simulation/modeling·DateOct 19, 2021
Apple iPhone 17 Pro

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

Chang’E-5 mission sheds light on the evolution of the moon

The study provides evidence that lunar volcanic activity persisted for a longer period than previously thought, extending the duration of geological processes on the Moon. The samples also reveal that the Moon's interior was still evolving at around 2 billion years ago.

SourceChinese Academy of Sciences Headquarters·JournalNature·DateOct 19, 2021

Study finds family physicians deliver babies in majority of rural hospitals

A recent study published in the journal Birth found that family physicians deliver babies in 67% of rural hospitals and are the only physicians who deliver babies in 27% of them. If they stopped, patients would have to drive an average of 86 miles round-trip to access maternal care.

SourceUniversity of Colorado Anschutz Medical Campus·JournalBirth·DateOct 19, 2021

Pakistan’s amphibians need more research efforts and better protection

The study reports 21 species of Pakistan's amphibians, highlighting the need for conservation strategies to control populations and address human-caused threats. Researchers propose an inclusive wildlife conservation approach incorporating poorly documented taxa like amphibians to maintain ecosystem health.

SourcePensoft Publishers·JournalZooKeys·DateOct 19, 2021

First controllable nanoscale gas-liquid interface fabricated

Scientists develop a method to precisely control gas-liquid interfaces at the nanoscale, enabling precise enrichment of target molecules. The technology has potential applications in various fields, including chemical and biological processes.

SourceOsaka Prefecture University·JournalNano Letters·TypeNews article·DateOct 19, 2021
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.

Pregnant and lactating women should adhere closely to recommended COVID-19 vaccine schedules to attain full antibody protection

A new study found that pregnant and lactating women need to adhere closely to recommended COVID-19 vaccine schedules to attain full antibody protection. Key antibody functions are delayed in these groups following the initial dose, but the second dose induces robust antibody responses similar to those in nonpregnant women.

SourceMassachusetts General Hospital·JournalScience Translational Medicine·TypeObservational study·DateOct 19, 2021

New study probes x-ray bursts from low-mass x-ray binaries

Researchers measured the alpha-proton reaction of magnesium-22, providing essential data for understanding X-ray burst light curves and environments. The new reaction rate was used to closely reproduce observed X-ray bursts, shedding light on the physics behind these events.

SourceChinese Academy of Sciences Headquarters·JournalPhysical Review Letters·TypeExperimental study·DateOct 19, 2021

Flower-like nickel phyllosilicate nanoparticles to boost the excellent mechanical, thermal and tribological properties of epoxy nanocomposites

Researchers introduce flower-like nickel phyllosilicates to epoxy resin, enhancing mechanical property, thermal stability, and tribological response. The addition of 5% nanofillers can suppress wear resistance by 86.6%, improving anti-wear properties.

SourceHigher Education Press·JournalFrontiers of Chemical Science and Engineering·TypeExperimental study·DateOct 19, 2021
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.

Environmental injustice, population density and the spread of COVID-19 in minority communities

Researchers found that population density and long-term exposure to air pollution were the two factors most significantly correlated with COVID-19 transmission rates. Disproportionately affecting communities with more minority residents, these factors were identified through computer modeling and analysis of data from 12 metropolitan a...

SourceWashington University in St. Louis·JournalEnvironmental Research Letters·TypeComputational simulation/modeling·DateOct 19, 2021

Ancient driftwood tracks 500 years of Arctic warming and sea ice

A new study reconstructs Arctic sea ice levels and currents over 500 years using ancient driftwood, showing a distinct drop in tree arrivals since the 1990s. The research provides a unique look into past Arctic Ocean conditions, shedding light on the impact of climate change on this fragile ecosystem.

SourceAmerican Geophysical Union·JournalJournal of Geophysical Research Oceans·DateOct 19, 2021

A new standard for reporting epidemic prediction research

International panel develops EPIFORGE guidelines to standardize reporting of epidemic prediction research, aiming to improve manuscript quality and impact. The checklist outlines 19 recommended items, including clear data sources and public availability of computer code.

SourcePLOS·JournalPLOS Medicine·TypeNews article·DateOct 19, 2021
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.

Maintaining balance in the brain

Researchers at Gladstone Institutes found that reducing tau levels impacts both excitatory and inhibitory cells, leading to a reduction in excitation-inhibition ratios. This effect counteracts diseases that cause abnormal increases in this ratio, potentially improving the brain's ability to perform its functions.

SourceGladstone Institutes·JournalCell Reports·DateOct 19, 2021

Concordia researchers develop a new way to find cancer at the nanometre scale

Concordia researchers develop a new liquid biopsy method that uses lab-on-a-chip technology to identify biomarkers of concern before a tumor even forms. The technique attracts and captures particles containing cancer-causing biomarkers, allowing for early diagnosis and targeted treatment.

SourceConcordia University·JournalBiosensors and Bioelectronics·TypeExperimental study·DateOct 19, 2021

Amount of information in visible universe quantified

Researchers estimate that the visible universe contains approximately 6 times 10 to the power of 80 bits of information. This numerical prediction offers a potential avenue toward experimental testing and refining predictions, including research into the hypothesis that information is the fifth state of matter in the universe.

SourceAmerican Institute of Physics·JournalAIP Advances·DateOct 19, 2021

Canada should limit use of forceps in childbirth to prevent lifelong injuries to women: Study

A recent study has called for reduced forceps use in Canada and better education for both clinicians and mothers on how to avoid injury during childbirth. The researchers analyzed nearly two million birth records from Canada, Norway, Sweden, and Austria, finding that five percent of women had third or fourth degree tears to the perineum.

SourceUniversity of Alberta Faculty of Medicine & Dentistry·JournalActa Obstetricia Et Gynecologica Scandinavica·DateOct 19, 2021
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.

Marangoni surfer robots look and move like water bugs

Researchers from Michigan Technological University created a robot that uses Marangoni propulsion to move across liquid surfaces like insects. The robot's design is inspired by the ability of certain species to manipulate surface tension for speed and maneuverability.

SourceMichigan Technological University·JournalBioinspiration & Biomimetics·TypeExperimental study·DateOct 19, 2021

DNA tangles can help predict evolution of mutations

Researchers found that DNA tangles create mutational hotspots in bacterial genomes, influencing evolution. By altering the sequence to prevent hairpin tangles, they can predict how microbes might mutate under selective pressure.

SourceUniversity of Bath·JournalNature Communications·TypeExperimental study·DateOct 19, 2021

Novel sugar detector system in the human mouth has implications for designing tastier, healthier beverages and foods, according to Monell Center study

A new study from the Monell Chemical Senses Center reveals that humans have a second sensory ability to detect sugars in the mouth that involves detecting potential energy-burning sugars. This discovery has implications for designing tastier, healthier beverages and foods.

SourceMonell Chemical Senses Center·JournalPLOS ONE·TypeExperimental study·DateOct 19, 2021

New study demonstrates community engagement efforts are critical to ensuring the equitable inclusion of BIPOC communities in vaccine clinical trials

A recent study published in PLOS ONE demonstrates the critical role of community engagement in increasing diverse participation in vaccine clinical trials. The research found that robust engagement strategies can overcome barriers to inclusion, particularly among Black, Indigenous, and people of color communities.

SourcePublic Relations Pacific LLC·JournalPLOS ONE·TypeData/statistical analysis·DateOct 19, 2021
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.

Reactivating memories during sleep improves motor skills

Researchers found that reactivating memories during sleep improves motor skills by enhancing learning of new motor tasks. The study showed participants performed better without sound cues after a nap, indicating improved memory recall and muscle activation.

SourceSociety for Neuroscience·JournalJNeurosci·DateOct 18, 2021

So-called junk DNA plays critical role in mammalian development

A new study has identified a transposon promoter that plays a crucial role in the development of mice and may also be essential for human viability. The discovery suggests that ancient viral DNA has been domesticated to regulate key biological processes, such as cell proliferation and embryo implantation.

SourceUniversity of California - Berkeley·JournalCell·TypeExperimental study·DateOct 18, 2021

Poststroke rehabilitation proves more effective when vibratory stimulus coincides

Researchers at MUSC Health found that wearing a wireless wristband with vibrations during occupational therapy improves patients' hand function after stroke. The extra stimulus increases brain activity, leading to better motor output and more effective recovery.

SourceMedical University of South Carolina·JournalOTJR Occupational Therapy Journal of Research·TypeCase study·DateOct 18, 2021

High effectiveness of mix-and-match COVID-19 vaccines

A nationwide study in Sweden found that receiving a mix-and-match COVID-19 vaccine schedule reduced the risk of infection by up to 79%. The study, published in The Lancet Regional Health - Europe, showed greater risk reduction for people who received an mRNA vaccine after having received a first dose of a vector-based vaccine.

SourceUmea University·JournalThe Lancet Regional Health - Europe·TypeData/statistical analysis·DateOct 18, 2021
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.

Scientists show how AI may spot unseen signs of heart failure

A new AI-based computer algorithm created by Mount Sinai researchers can identify subtle changes in electrocardiograms to predict heart failure. The algorithm was 94% accurate at predicting healthy ejection fractions and 87% accurate at detecting weakened hearts, offering a promising alternative to traditional diagnosis methods.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalJACC Cardiovascular Imaging·TypeComputational simulation/modeling·DateOct 18, 2021

Scientists gain new understanding of how brain cells talk - which could help in the treatment of mental health conditions and memory diseases

Scientists have discovered that reversing molecular message modification at synapses may contribute to reversible mental health conditions like anxiety and memory diseases such as dementia. The findings, published in Molecular Psychiatry, are a major step in understanding brain cell communication.

SourceUniversity of Nottingham·JournalMolecular Psychiatry·TypeExperimental study·DateOct 18, 2021

UC Santa Barbara Researchers investigate how herbivore activity around water affects plant communities

In a two-year study, UC Santa Barbara researchers found that herbivore activity around water sources in arid locations can either increase or decrease plant diversity, depending on environmental conditions. The findings suggest that plant communities exist along a spectrum based on environmental conditions.

SourceUniversity of California - Santa Barbara·JournalEcological Applications·DateOct 18, 2021
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.

New report reveals hidden complexities of uplift for Universal Credit claimants

A new report highlights the complex and confusing nature of Universal Credit's monthly payment calculation, which can result in claimants not receiving the full value of the £20 weekly uplift. The research also reveals poor communication from the government to claimants about the increase and its temporary nature.

SourceUniversity of Bath·TypeObservational study·DateOct 18, 2021

Anglers need tailored messaging to inspire action on invasive species

Researchers found that most anglers weren't thinking about how invasive species could affect their own lives, highlighting the need for personalized messaging. Tailoring education campaigns to an angler's values and risk perceptions can motivate action, such as decontaminating boats or attending cleanup events.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·DateOct 18, 2021

Two Brookhaven Lab physicists named APS Fellows

Brookhaven Lab particle physicist Kétévi Assamagan has been elected as an APS Fellow for his significant contributions to the Standard Model Higgs boson research. He is also recognized for leading physics outreach programs, including founding the African School of Fundamental Physics and Applications.

SourceDOE/Brookhaven National Laboratory·DateOct 18, 2021
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.

Research reveals new understanding of cancer resistance to treatment

Researchers discovered that leukemia cells immediately unresponsive to treatment have high levels of SAMHD1, while those with acquired resistance use the enzyme DCK to activate nucleoside analogues. This finding may lead to better cancer therapies.

SourceUniversity of Kent·JournalJournal of Experimental & Clinical Cancer Research·TypeExperimental study·DateOct 18, 2021