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Science News Archive September 2022


Page 4 of 38

The pros and cons of telemental health

A recent study found that telemental health can be effective in reducing treatment gaps and improving access to mental health care, especially for marginalized groups. However, it is crucial to consider individual preferences, circumstances, and technological access when implementing this approach.

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.

Researchers observe excitonic Bloch-Siegert shift in quantum dots

In a significant breakthrough, researchers have observed an excitonic Bloch-Siegert shift in CsPbI3 perovskite quantum dots at room temperature. This achievement advances our understanding of coherent light-matter interaction in low-dimensional solid-state materials.

New York City coyotes do not need to rely on human food

Researchers analyzed DNA from coyote fecal samples to understand their diet in NYC. They found that coyotes eat a variety of native prey species, including raccoons and deer, as well as human-sourced food items. Urban coyotes consumed ~60% human food, while non-urban coyotes ate a wider range of natural food items.

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.

COVID-19 drives new research into smell loss

Researchers are studying COVID-19's impact on the sense of smell, finding that SARS-CoV-2 attacks support cells in the nose, leading to olfactory disorders. Potential treatments include gene scrambling fixes, platelet-rich plasma injections, and olfactory implants.

Machine learning creates opportunity for new personalized therapies

Researchers developed a computational platform to identify metabolic vulnerabilities in ovarian cancer genes, suggesting opportunities for targeted therapies. The study found that certain genetic alterations can create vulnerabilities in cancer cell metabolism, which can be exploited to selectively kill cancer cells.

Apple iPhone 17 Pro

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

No environmental justice, no positive peace — and vice versa

A study by Hiroshima University researchers found that environmental performance is more strongly associated with positive peace than negative peace, particularly in equitable resource distribution. This suggests that improving environmental sustainability can contribute to achieving positive peace outcomes.

Anemia is undertreated in adults with low kidney function

Anemia is common among adults with advanced kidney disease, associated with adverse outcomes and low eGFR levels. Effective iron supplementation is a low-risk intervention to address this issue, emphasizing the need for increased testing and treatment.

Air pollution linked to trajectory of stroke

A study found that high levels of air pollution were associated with increased risks of transitioning from healthy to having a stroke, cardiovascular events after stroke, and death. Exposure to particulate matter, nitrogen oxide, and nitrogen dioxide was linked to these outcomes.

Seeing antibiotics in action inside a pathogenic bacterium

Researchers observe atomic-level structural changes in bacterial ribosomes and their response to antibiotics, shedding light on mechanisms of action and potential off-target effects. The study provides new insights into the complex interactions between ribosomes and other cellular complexes.

Surface mapping a reliable diagnostic tool for gut health

Researchers at University of Auckland developed a non-invasive surface mapping tool to detect gastric slow wave activity, identifying two distinct disease subgroups in chronic nausea and vomiting syndromes. The technology has proven reliable for recording bio-electrical activity on the gut's surface and detecting changes in electromagn...

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.

Revealing the genome of the common ancestor of all mammals

Researchers reconstructed the genome organization of the earliest common ancestor of all mammals using high-quality genome sequences from 32 living species. The study reveals that the mammal ancestor had 19 autosomal chromosomes and conserved gene blocks across modern mammalian genomes.

How introductory courses deter minority students from STEM degrees

A new study finds that underrepresented minority students experience greater negative impacts on graduating from low intro course grades than their White, male peers, even after controlling for academic preparation. Low grades in introductory STEM courses disproportionately deter minoritized students from pursuing STEM degrees, with Bl...

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.

Scientists create 'non-psychedelic' compound with same anti-depressant effect

Researchers at UNC-Chapel Hill, UC San Francisco, Yale, Duke, and Stanford have developed a new compound that targets the same brain cell receptor as psychedelic drugs but triggers long-lasting antidepressant action without psychedelic effects. The compound is patented by Yale, UNC-Chapel Hill, and UCSF and licensed to Onsero.

With fractured genomes, Alzheimer’s neurons call for help

Researchers have discovered that neurons with double-stranded breaks (DSBs) in their DNA actively trigger an inflammatory response, which is mediated by the activation of the NFkappaB transcription factor. This process elicits an immune response from microglia, leading to synaptic loss and cognitive function impairment.

Study offers hope for preventing cerebral palsy

A new study found that treating brain injury with anti-inflammatory medication as early as three days after birth may prevent severe cerebral palsy. The research showed that giving Etanercept to foetal sheep after oxygen deprivation reduced cystic white matter injury.

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.

Robotic capsule developed to deliver drugs to the gut

Researchers at Brigham and Women's Hospital and MIT have developed RoboCap, a robotic capsule that delivers drugs to the gut by clearing mucus and churning to enhance absorption. In preclinical models, RoboCap increased drug permeability by over 10-fold for insulin and vancomycin.

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.

Immune function remodeled by mitochondrial shape

A new study led by Erika Pearce at Johns Hopkins Medicine found that the shape and function of mitochondria in Th17 cells play a crucial role in controlling their autoimmune activity. The researchers identified several molecules, including LKB1, that can influence this process, paving the way for potential therapeutic modifications.

Machine learning helps scientists peer (a second) into the future

Researchers at Ohio State University have developed a new machine learning method called next-generation reservoir computing that can learn spatiotemporal chaotic systems in a fraction of the time. The algorithm is more accurate and uses less training data, making it easier to predict complex physical processes like Earth's weather.

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.

Studying for SATs? Strategic self-control may beat pure willpower

Students who used at least one self-control strategy had higher SAT scores and spent more time practicing than those relying on pure willpower. The study suggests that helping students employ self-control strategies could be a cost-effective way to boost their scores.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Did the pandemic change our personalities?

A study of 7,109 Americans found small shifts in personality traits between pre-pandemic and 2022, with younger adults showing disrupted maturity. The changes were about one-tenth of a standard deviation and suggest that population-wide stressful events can slightly bend the trajectory of personality.

Assessing medical industry compensation to physicians by gender

A study analyzing 1,050 medical industry payments found significant disparities in compensation between male and female physicians, persisting across specialties and academic ranks. The healthcare industry gender payment gap increased from 2013 to 2019, with wider gaps observed in 2019.

WashU engineer making AI more energy efficient

A recent grant will fund a project developing new hardware for machine learning, aiming to curb unsustainable energy use in AI systems. The new algorithms being developed are made available to the research community and compatible with an openly shared computing platform.

Detecting seizures and interpreting EEGs, the direct algorithmic way

Researchers developed an algorithm to decode brain scans and identify epilepsy types based on electrical signal patterns. The Cumulative Sharp Count and areas under spike and sharp curves were used as parameters to detect epilepsy, with high accuracy rates in blind validation studies.

How fish survive the extreme pressures of life in the oceans

Researchers at the University of Leeds have found a molecule called TMAO that helps marine organisms withstand high pressure in the deep oceans. The study used neutron scattering to analyze how TMAO strengthens and stabilizes the hydrogen bonding in water molecules, allowing them to resist extreme pressure.

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.

Dogs can smell when we’re stressed, study suggests

A new study found that dogs can differentiate between breath and sweat samples from people before and after a stress-inducing task with an accuracy of 93.75%. The researchers believe that dogs are able to detect changes in volatile organic compounds produced by humans in response to stress.

Study links cold water shock to catastrophic coral collapse in the Eastern Pacific

A recent study by the University of Plymouth and international partners reveals that rapid sea temperature drops of up to 10 degrees were a primary cause of a devastating coral die-off event in Costa Rica's Eastern Tropical Pacific. The research highlights the importance of considering upwellings when managing reef systems, and propose...

Scientists depict Dragonfly landing site on Saturn moon Titan

Cornell researchers have helped NASA's Dragonfly mission prepare for a smooth landing on Saturn's moon Titan by analyzing radar images of the Selk crater region. The team characterized the landscape, gauging the rim height of the crater and understanding its geology.

Celestron NexStar 8SE Computerized Telescope

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

Breaking through the mucus barrier

A new drug capsule developed at MIT may be able to replace injections for biologic drugs by tunneling through the mucus barrier in the small intestine. The capsule's robotic cap spins and displaces mucus, allowing drugs to pass into cells lining the intestine.

Biosensor detects brain tumors with less than a drop of blood

Researchers developed a biosensor that can detect brain cancer from minute blood samples using surface-enhanced Raman spectroscopy. The test distinguishes primary brain tumors from secondary tumors and predicts tumor location within the brain with high accuracy.

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.

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.