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Science News Archive 2023 - Page 36


Page 36 of 444

The jigglings and wigglings of atoms reveal key aspects of COVID-19 virulence evolution

A groundbreaking study analyzed the behavior of atoms in COVID-19 proteins to understand its evolution and spread. The research found critical distinctions in mechanical stability among various virus strains, highlighting how these differences contribute to the virus's aggressiveness.

SourceAuburn University Department of Physics·JournalNature Nanotechnology·TypeComputational simulation/modeling·DateNov 27, 2023

Secrecy at Canada's pest management agency must end

Health experts argue that Health Canada's secrecy on pesticide data hinders constructive public debates and allows the agrochemical industry to influence policy. The Canadian Medical Association Journal calls for transparency in data about pesticides, citing a need to address potential health risks and ensure safe use of these products.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·TypeCommentary/editorial·DateNov 27, 2023

Revolutionary idea by Lithuanian scientists: recycling cigarette waste to produce green fuel

Researchers at Kaunas University of Technology develop method to treat cigarette butts using pyrolysis, producing oil, char, and gas with real applications in fertilizers, wastewater treatment, energy storage, and biofuels. The process reduces biodiesel production costs by adding triacetin-rich oil as an additive.

SourceKaunas University of Technology·JournalJournal of Analytical and Applied Pyrolysis·TypeExperimental study·DateNov 27, 2023

Three new articles in the Journal of Pharmaceutical Analysis demonstrate the potential of natural compounds to treat gastrointestinal disorders

Researchers found that 1,8-cineole inhibits inflammatory pathways in the gut, while ginsenoside Rk2 alleviates liver inflammation and restores intestinal barrier function. Another compound, specnuezhenide, modifies gut microbiota and has potential to inhibit colorectal tumor growth.

SourceCactus Communications·JournalJournal of Pharmaceutical Analysis·TypeExperimental study·DateNov 27, 2023

Doctors whose psychological needs are met is associated with greater well-being in the new digital era

A Canadian study examines how rapid shift to virtual care during COVID-19 pandemic impacts primary care doctors' well-being. The researchers found that basic psychological need satisfaction at work was associated with higher well-being, while controlled motivation towards using virtual care predicted lower well-being.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 27, 2023

Innovative design achieves tenfold better resolution for functional MRI brain imaging

The ultra-high resolution NexGen 7T scanner allows neuroscientists to see functional MRI features 0.4 millimeters across, enabling the study of brain circuitry underlying different diseases with higher spatial resolution. This will help track signals propagating through the brain and reveal underlying causes of developmental disorders.

SourceUniversity of California - Berkeley·JournalNature Methods·DateNov 27, 2023

SMART researchers pave the way for faster and safer T-cell therapy through novel contamination-detection method

A novel contamination-detection method enables faster and safer T-cell therapy production, reducing the risk for patients and speeding up treatment. The method uses cutting-edge technology to identify harmful microorganisms within 24 hours.

SourceSingapore-MIT Alliance for Research and Technology (SMART)·JournalMicrobiology Spectrum·TypeRandomized controlled/clinical trial·DateNov 27, 2023

Wind and solar projects can profit from bitcoin mining

A new study finds that wind and solar projects can generate millions of dollars by leveraging bitcoin mining during the precommercial phase. The research suggests strategic placement of mining farms to maximize productivity, with Texas emerging as a top state for profitability. The authors recommend policy incentives to encourage envir...

SourceCornell University·JournalACS Sustainable Chemistry & Engineering·DateNov 27, 2023

No IKAROS, no antibodies

Researchers at La Jolla Institute for Immunology and Massachusetts General Hospital mapped the genome to understand how IKAROS controls healthy B cell development. They found that IKAROS solves a big problem in B cell development by bringing together far-away genes through looping, leading to proper expression and antibody production.

SourceLa Jolla Institute for Immunology·JournalCell·TypeExperimental study·DateNov 27, 2023

Survey finds patients’ coping styles changed during COVID-19 and that stable coping styles can reduce anxiety and depression

Researchers assessed Veterans Affairs participants' coping strategies over three timepoints, finding that stable coping styles are associated with lower levels of anxiety and depression. The majority of the sample (71%) changed their coping style at least once during the study period.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 27, 2023

Seeing cancer’s spread through a computational window

Researchers at Duke University have developed a new computational model called Adaptive Physics Refinement (APR) that can simulate the movement of individual cancer cells across long distances within the entire human body. This approach captures detailed cellular interactions and their effects on cellular trajectory, providing valuable...

SourceDuke University·TypeExperimental study·DateNov 27, 2023

Molecular cooperation at the threshold of life

Amyloids have been found to selectively bind with codon-sized RNA, a crucial step in the emergence of life. These interactions may represent a universal genetic code that unites all living beings, increasing stability and order in an otherwise dilute system.

SourceETH Zurich·JournalJournal of the American Chemical Society·DateNov 27, 2023

Aston University research shows extra tuition on blending letter sounds helps struggling readers

New research at Aston University found that extra practice in blending printed letter sounds can significantly help struggling beginner readers. The study, led by Dr Laura Shapiro, showed that training on both sounding out letters and blending sounds is most beneficial for phonological awareness.

SourceAston University·JournalBritish Journal of Educational Psychology·TypeObservational study·DateNov 27, 2023

Mount Sinai researchers find testosterone hormone therapy for transmasculine individuals is safer than previously thought

Mount Sinai researchers have found that testosterone treatment is safer than previously reported, with a smaller degree of change in hematocrit levels. The study, involving over 6,670 transmasculine patients, suggests that providers can feel more comfortable prescribing testosterone as part of gender-affirming hormone therapy.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalThe Journal of Clinical Endocrinology and Metabolism·DateNov 27, 2023

Measuring long-term heart stress dynamics with smartwatch data

Biomedical engineers at Duke University created a new 'digital twins' framework using smartwatch data to capture personalized arterial forces over 700,000 heartbeats. This approach reduces the computational load by simulating tasks in parallel, enabling real-time tracking of cardiovascular disease progression and risk assessment.

SourceDuke University·TypeExperimental study·DateNov 27, 2023

Knowledge translation materials can promote discussions between Asian men with diabetes and their physicians about erectile dysfunction

Researchers found that using doctor- and patient-oriented materials improved conversations about erectile dysfunction (ED) among Asian men with diabetes. The study suggests that these materials can encourage treatment of ED, particularly in cultures where sex is viewed as taboo.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 27, 2023

Was “witchcraft” in the Devil’s Church in Koli based on acoustic resonance? – The crevice cave has a unique soundscape

Researchers found a unique resonance phenomenon in the crevice cave that amplifies and lengthens sound at a specific frequency, which may have impacted beliefs associated with it. The study suggests that this resonance could be an exceptional sound phenomenon for the people living in the region centuries ago.

SourceUniversity of Eastern Finland·JournalOpen Archaeology·DateNov 27, 2023

Compact accelerator technology achieves major energy milestone

Researchers from The University of Texas at Austin have demonstrated a compact particle accelerator that produces an electron beam with an energy of 10 billion electron volts (10 GeV) in a chamber less than 20 meters long. The breakthrough uses nanoparticles to boost the energy delivered to electrons, enabling new applications in semic...

SourceUniversity of Texas at Austin·JournalMatter and Radiation at Extremes·TypeExperimental study·DateNov 27, 2023

Review article shows key role of Brazil in research on sugarcane for bioenergy

The review highlights Brazil's importance in global sustainability efforts, with the country having twice as many articles on sugarcane as the US. Genetic engineering techniques need improvement to increase ethanol production while minimizing crop expansion. CRISPR-Cas9 gene editing is a promising approach for precise modifications.

Reprogramming tissue mechanically

Researchers at PSI and ETH Zurich successfully transplanted mechanically reprogrammed fibroblasts into a model of old, damaged skin tissue, revealing that the tissue can be rejuvenated and injuries heal faster. The technique uses spatially confined conditions to erase functional errors accumulated by aged cells during the aging process.

SourcePaul Scherrer Institute·JournalAging Cell·DateNov 27, 2023

Orbital-angular-momentum-encoded diffractive networks for object classification tasks

Researchers developed three diffractive deep neural networks using orbital angular momentum to recognize objects in images, achieving accuracy comparable to wavelength and polarization-based models. The technology has potential for real-time processing applications like image recognition and data-intensive tasks.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics Nexus·DateNov 27, 2023

Study: Spike in premature births caused by COVID, halted by vaccines

A new study found that COVID-19 caused a significant spike in premature births, but vaccines played a crucial role in reducing the risk of preterm birth to pre-pandemic levels. The research analyzed California birth records and found that maternal COVID infection increased the risk of preterm births by 1.2 percentage points.

SourceUniversity of Wisconsin-Madison·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateNov 27, 2023

Wave Devouring Propulsion: a revolutionary green technology for maritime sustainability

Researchers at Cranfield University developed a revolutionary wave devouring propulsion technology, reducing fuel costs and enhancing marine craft propulsion. The innovative system harnesses the power of waves using a vessel's submerged flapping foils, offering a sustainable solution for the shipping industry.

SourceCranfield University·JournalRenewable and Sustainable Energy Reviews·TypeData/statistical analysis·DateNov 27, 2023

New study: One week of night shifts per month does not increase the risk of coronary heart disease

A new study from Aarhus University found no association between working up to seven night shifts per month and the risk of coronary heart disease. The study, which analyzed data from over 250,000 employees, suggests that international studies may have been flawed due to reliance on questionnaires.

SourceAarhus University·JournalInternational Journal of Epidemiology·TypeSystematic review·DateNov 27, 2023