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Science News Archive March 2022 - Page 15


Page 15 of 44

Depression after a heart attack heightens stroke risk

Researchers analyzed health records of nearly half a million patients post-heart attack and found that depression was associated with a nearly 50% higher stroke risk compared to those without depression. The study highlights the need for greater attention to mental health in research and practice.

SourceAmerican College of Cardiology·DateMar 23, 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.

Telephone Surveys May Aid in Earlier Diagnosis of Dementia

A telephone survey called Telephone Interview for Cognitive Status (TICS) was found to be effective in detecting dementia in primary care patients. TICS scored well as a low-cost diagnostic tool, with a score of less than 30 indicating a positive screen for dementia.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateMar 23, 2022
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.

Staying alive: Scientists eye up gene required for the survival of an important retinal neuron

Researchers at OIST Graduate University identified the strip1 gene as essential for keeping retinal ganglion cells alive. The gene suppresses Jun-mediated apoptosis, promoting correct neural circuit formation in the retina. This finding opens promising new avenues for treating diseases like glaucoma.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournaleLife·TypeExperimental study·DateMar 22, 2022

Barcelona neurologist wins 2022 Dystel Prize for MS Research

Dr. Xavier Montalban has made significant contributions to understanding multiple sclerosis, improving its diagnosis, and testing ground-breaking therapies. He developed criteria to determine if a disease-modifying therapy is working, informing decisions for switching treatments.

SourceNational Multiple Sclerosis Society·DateMar 22, 2022
Apple iPhone 17 Pro

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

Study involving investigators from Mayo Clinic, Baylor College of Medicine applies drug-gene testing to improve patient care and reports outcomes

A new study from Mayo Clinic and Baylor College of Medicine found that targeted genomic information can significantly impact drug prescribing practices. By applying drug-gene testing, clinicians can identify nearly every patient as a potential candidate for preemptive testing, particularly for drugs with unknown genetic influences.

SourceMayo Clinic·JournalGenetics in Medicine·DateMar 22, 2022

Treating TB: uOttawa scientists collaborate to identify new drug for unique therapeutic approach

Researchers develop novel therapeutic approach for treating tuberculosis using phosphatase inhibitors, offering potential benefits for TB research and basic biology exploration. The discovery provides a promising alternative to traditional antibiotic-based treatments and has significant implications for combating antimicrobial resistance.

SourceUniversity of Ottawa·JournalCell Chemical Biology·TypeContent analysis·DateMar 22, 2022
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.

Shining a light on protein aggregation in Parkinson’s disease

A novel system to control protein aggregation in a model of Parkinson’s disease suggests that aggregation of alpha-synuclein plays a critical role in disrupting neuronal homeostasis and triggering neurodegeneration. Light treatment led to formation of Lewy body-like aggregates, neurodegeneration, and Parkinson-like motor deficits in mice.

SourcePLOS·JournalPLOS Biology·TypeExperimental study·DateMar 22, 2022

ETRI developed a radar sensor for finding people at disaster sites

A Korean research team has developed a radar sensor-based life detection system to help firefighters at indoor disaster sites. The technology can detect victim's biosignals beyond walls using high-precision radar sensors, enabling rapid and safe lifesaving.

SourceNational Research Council of Science & Technology·DateMar 22, 2022
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.

Design tweak helps prevent malfunction in yarns designed to store energy

Researchers at North Carolina State University have developed a way to prevent short-circuiting in yarns designed to store energy by wrapping them with an insulating thread. The findings could advance the development of smart textiles that capture energy from wearer's movements and power sensors.

SourceNorth Carolina State University·Journalnpj Flexible Electronics·TypeExperimental study·DateMar 22, 2022

OCT studies without noise. A new method for better detection of eye diseases

Researchers developed a new OCT method called Spatio-Temporal Optical Coherence Tomography (STOC-T) to improve the accuracy of eye disease diagnoses. This method uses multimode optical fibers to reduce noise, enabling clearer images of the choroid and other vital parts of the eye.

SourceInstitute of Physical Chemistry of the Polish Academy of Sciences·DateMar 22, 2022
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.

Migrants from south carrying maize were early Maya ancestors

A new study reveals that ancient Maya people originated from south-to-north migrants carrying maize, which became a staple food. The discovery sheds light on the origins of intensive farming in the Maya region and its impact on the development of large communities.

SourceUniversity of New Mexico·JournalNature Communications·TypeObservational study·DateMar 22, 2022

Reconstructing sea-level rises in the Red Sea

A study has shown that wind variations over the southern Red Sea are the main drivers of sea-level extremes, driving levels up and down depending on wind direction. This understanding is crucial for coastal planning and management to mitigate the impact of storm surges and coastal erosion.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalWeather and Climate Extremes·TypeComputational simulation/modeling·DateMar 22, 2022

White-tailed deer can transmit covid for five days after infection

A recent Cornell University study reveals that white-tailed deer can shed and transmit the COVID-19 virus for up to five days following infection. The virus replicates in the deer's respiratory tract, lymphoid tissues, and central nervous system, making them a potential reservoir for the virus in nature.

SourceCornell University·JournalPLOS Pathogens·DateMar 22, 2022

An improved ink for colon tattoos

Researchers have created a new type of colon tattoo ink that is more biocompatible and less prone to diffusion than existing inks. The ink uses metal-derived nanoparticles and polymers to adhere to the submucosal surface in the colon, allowing for better identification and removal of complex polyps and tumors.

SourceAmerican Chemical Society·DateMar 22, 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.

Evidence continues to build that organ donation from people dying after a positive COVID-19 test is safe and does not transmit SARS-CoV-2 to the recipient

The European Society of Clinical Microbiology and Infectious Diseases finds organ donation from COVID-19 patients is safe and does not transmit SARS-CoV-2. Recipients with asymptomatic infections are also now eligible for transplant, but must be triple-vaccinated.

SourceEuropean Society of Clinical Microbiology and Infectious Diseases·DateMar 22, 2022

Information processing tied to emergence of hierarchy in human societies

A new study uses a vast dataset to test the idea that hierarchical structures in human societies arose from cognitive limits on information processing. The research found that for small-scale societies, population size and governing system development influence hierarchy emergence, while medium- and large-scale societies are shaped by ...

SourceTsinghua University Press·JournalJournal of Social Computing·DateMar 22, 2022

New world record for qubit storage

A UNIGE team has successfully stored a quantum bit for 20 milliseconds in a crystal-based memory. This achievement marks a major step towards the development of long-distance quantum telecommunications networks.

SourceUniversité de Genève·Journalnpj Quantum Information·TypeNews article·DateMar 22, 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.

Vaccine-induced T cells provide long-lasting immune response to COVID-19

Researchers found that vaccine-induced T cells remain stable for up to 15 months after vaccination or infection, recognizing the SARS-CoV-2 spike protein. This long-lasting immune response is crucial in supporting the development of antibodies against the virus.

SourceThe Peter Doherty Institute for Infection and Immunity·JournalNature Immunology·TypeExperimental study·DateMar 22, 2022

Bionic wing flaps improve wind energy efficiency

Scientists from China have developed a bionic approach to improve wind turbine performance by combining features of a seagull's wing with an engineered flow control accessory. The combined flow control improves lift and delays stalling at high angles of attack, increasing the efficiency of wind energy turbines.

SourceAmerican Institute of Physics·JournalJournal of Renewable and Sustainable Energy·DateMar 22, 2022

The opto-ionic effect: Light may increase performance of fuel cells and lithium-ion batteries

Researchers have discovered the opto-ionic effect, where light increases the mobility of ions in ceramic materials, improving the performance of devices such as solid-state electrolytes in fuel cells and lithium-ion batteries. This effect could lead to higher charging speeds and more efficient energy conversion technologies.

SourceTechnical University of Munich (TUM)·JournalNature Materials·TypeExperimental study·DateMar 22, 2022

Getting fuel to an invading cell's front line

Researchers have identified two glucose transporters that disrupt the energy supply to invading worm cells and stop them in their tracks. By deactivating these genes, glucose and ATP levels dropped, and worm cells stalled their spread. This discovery could lead to new ways to cut off cancer cells' fuel lines and prevent metastasis.

SourceDuke University·JournalDevelopmental Cell·TypeExperimental study·DateMar 22, 2022

COVID-19 vaccination and adverse effects in nursing mothers and their infants

A study published in Breastfeeding Medicine found that COVID-19 vaccination was safe for nursing mothers and their breastfed infants, with most symptoms reported being mild. The investigation did not reveal any significant increase in adverse events or complications attributed to the vaccine.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalBreastfeeding Medicine·TypeCase study·DateMar 22, 2022
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.

Ductile-regime vibration texturing: Create structural colors on brittle silicon

Researchers have successfully created high-quality, crack-free microstructures on silicon surfaces in the ductile regime using elliptical vibration cutting. The technique allows for high-aspect-ratio feature generation with minimal interference, enabling structural coloration and potential applications in displays, sensing, and more.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateMar 22, 2022

New filterless force-based lithium extraction method

A POSTECH research team has proposed a novel filterless and electrokinetic-driven ion separation mechanism for lithium and magnesium without the use of extractants. This method enables precise control over ion migration, reducing losses of lithium during extraction from salt lake brines.

SourcePohang University of Science & Technology (POSTECH)·JournalJournal of Materials Chemistry A·DateMar 22, 2022

Working shifts may delay the onset of menopause

A new study suggests that working non-traditional shifts may delay the onset of natural menopause in women. The researchers found a significant association between rotating shifts and later age at menopause, possibly due to disruptions in circadian rhythms. Further investigation is necessary to determine the underlying mechanisms.

SourceThe Menopause Society·JournalMenopause·TypeData/statistical analysis·DateMar 22, 2022

AACR announces Fellows of the AACR Academy Class of 2022

The American Association for Cancer Research (AACR) announced its newly elected class of Fellows of the AACR Academy, recognizing distinguished scientists who have propelled innovation and progress against cancer. The 2022 class consists of 33 luminaries from various scientific disciplines.

SourceAmerican Association for Cancer Research·DateMar 22, 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.

Tiny, cheap solution for quantum-secure encryption

A new protocol called SPoTKD offers a secure way to transmit data without relying on expensive equipment or dedicated channels. Tiny microchips with self-powered clocks can create secure channels, making it possible for devices to power themselves and stay secure.

SourceWashington University in St. Louis·JournalIEEE Transactions on Information Forensics and Security·TypeComputational simulation/modeling·DateMar 22, 2022

Evidence is currently insufficient to show omicron variant has a shorter period of infectiousness compared with previous variants

The omicron variant's infectiousness period is uncertain, with evidence suggesting it may not be shorter than previous variants. Dr Marjolein Irwin-Knoester recommends a maximum of 7-day isolation for most cases, striking a balance between virus infectivity and community acceptance.

SourceEuropean Society of Clinical Microbiology and Infectious Diseases·DateMar 22, 2022

A novel drug candidate for tuberous sclerosis complex

Researchers have identified a novel drug candidate, lonafarnib, that improves neuronal morphological defects, abnormal function, and memory impairments in a mouse model of tuberous sclerosis complex. The study suggests that reducing the levels of active Rheb is crucial for normalizing memory in TSC mice.

SourceTokyo Metropolitan Institute of Medical Science·JournalJNeurosci·DateMar 22, 2022
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Research: Partnership between humanitarian organizations and governments is essential for providing cash assistance to refugees

Research from Indiana University reveals that cash assistance is a double-edged sword, harming both refugees and local residents if not implemented correctly. Humanitarian organizations can extend cash assistance to host regions with market power by partnering with local governments.

SourceIndiana University·JournalManufacturing & Service Operations Management·TypeData/statistical analysis·DateMar 22, 2022

A psychedelic drug, combined with intense therapy, improves PTSD symptoms

Researchers report promising results from a phase 3 clinical trial of MDMA-assisted therapy for post-traumatic stress disorder (PTSD), with two-thirds of participants no longer meeting the diagnostic criteria. The therapy showed better effect sizes than selective serotonin reuptake inhibitors (SSRIs) and was equally effective in treatm...

SourceAmerican Chemical Society·DateMar 22, 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.

Men and women process pain signals differently

A new study published in BRAIN shows that a neuronal growth factor called BDNF plays a major role in amplifying spinal cord pain signalling in male humans and male rats, but not in female humans or female rats. This discovery has significant implications for the development of new treatments for chronic pain.

SourceThe Ottawa Hospital·JournalBrain·TypeExperimental study·DateMar 22, 2022

Correcting night blindness in dogs

Researchers have developed a gene therapy that restores night vision in dogs with congenital stationary night blindness (CSNB), a condition affecting the ON bipolar cells. The treatment enables dogs to navigate mazes in dim light and has a lasting therapeutic effect, paving the way for potential human treatments.

SourceUniversity of Pennsylvania·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateMar 22, 2022

"Advanced" countries’ wealth depends on the appropriation of resources and labour from the global South

A study by Jason Hickel reveals that the global North appropriates vast resources and labor from the global South through price differentials in international trade, resulting in a net drain of $10.8 trillion in 2015. This unsustainable practice perpetuates global inequality and ecological breakdown.

SourceUniversitat Autonoma de Barcelona·JournalGlobal Environmental Change·TypeData/statistical analysis·DateMar 22, 2022

Team identifies compound with potent antiseizure effects

A team of researchers has discovered a compound called TC-2153 that reduces seizure severity in mice with temporal lobe epilepsy by decreasing the activity of hippocampal neurons. The study found that female sex hormones play a role in the efficacy of TC-2153, which may be relevant to sex differences seen in temporal lobe epilepsy.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalEpilepsia·TypeExperimental study·DateMar 22, 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.

Blowing bubbles in dough to bake perfect yeast-free pizza

Researchers develop a method to leaven pizza dough without yeast by dissolving gas into the dough at high pressure. The team fine-tuned the pressure release rate through rheological analysis to create ideal rise, resulting in light and airy pizzas.

SourceAmerican Institute of Physics·JournalPhysics of Fluids·DateMar 22, 2022

Researchers use ultrasound to predict ovarian cancer

A new study published in Radiology has found that ultrasound images can effectively classify adnexal lesions into classic and non-classic categories, with a sensitivity of 92.5% for diagnosing malignancy. The classic versus non-classic approach could help radiologists quickly assess lesions and avoid unnecessary surgery.

SourceRadiological Society of North America·JournalRadiology·DateMar 22, 2022

Scientists discover when beetles became prolific

Using a previously published and carefully curated dataset, researchers reconstructed the evolution of protein sequences to build a comprehensive evolutionary tree of beetles. The study provides a refined timescale of beetle evolution, with over 400 thousand species described.

SourceUniversity of Bristol·JournalRoyal Society Open Science·TypeComputational simulation/modeling·DateMar 22, 2022