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Science News Archive January 2024 - Page 19


Page 19 of 37

The heat is on: UMass Amherst scientists discover southern Africa’s temps will rise past the rhinos’ tolerance

Rising temperatures caused by climate change will impact southern Africa's remaining black and white rhinoceros populations, scientists report. The region's diverse national parks will struggle to adapt to increasing heat, with some species facing extinction due to rising temperatures and changing precipitation patterns.

SourceUniversity of Massachusetts Amherst·JournalBiodiversity·DateJan 17, 2024

Researchers find anti-HIV drugs may prevent complications from bacterial sepsis

Researchers from Brigham and Women's Hospital found that anti-HIV drugs can prevent liver abscess formation during Escherichia coli infections by blocking reverse transcription. This mechanism could lead to a new way of treating and preventing deleterious consequences following bloodstream infections.

SourceBrigham and Women's Hospital·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateJan 17, 2024

New 2D material with super-heavy electrons

Researchers at Uppsala University and Columbia University have created a new 2D quantum material, CeSiI, with atoms-thin layers of cerium, silicon, and iodine. The material features super-heavy electrons with an effective mass up to 100 times that of ordinary materials.

SourceUppsala University·JournalNature·TypeComputational simulation/modeling·DateJan 17, 2024

The American Journal of Clinical Nutrition launches new article series to educate physicians and other health care professionals on nutrition

The American Journal of Clinical Nutrition has launched a new article series, Nutrition for the Clinician, aimed at educating physicians and healthcare professionals on the fundamentals of nutrition. The series provides continuing education that enhances clinical reasoning and use of best nutrition evidence in practice.

SourceAmerican Society for Nutrition·JournalAmerican Journal of Clinical Nutrition·DateJan 17, 2024

Researchers chronicle lifetime travels of a single woolly mammoth which wandered the north more than 14,000 years ago

A female woolly mammoth named Élmayuujey'eh travelled hundreds of kilometres through northwestern Canada and Alaska before encountering early people crossing the Bering Land Bridge. The study's findings suggest that human activity may have indirectly affected mammoth populations by curtailing their movements and access to grazing areas.

SourceMcMaster University·JournalScience Advances·DateJan 17, 2024

New research finds half-cardio, half-strength training reduces cardiovascular disease risks

Researchers at Iowa State University found that a combination of aerobic and resistance exercises reduces cardiovascular disease risks as much as aerobic-only regimens. The study, which involved 406 participants, showed significant decreases in body fat percentage across all exercise groups compared to the no-exercise control group.

SourceIowa State University·JournalEuropean Heart Journal·TypeRandomized controlled/clinical trial·DateJan 17, 2024

Rain can spoil a wolf spider’s day, too

Researchers found that wolf spiders can't easily signal others or perceive danger from predators on rain-soaked leaves compared to dry ones. Male spiders use visual and vibratory signals for courtship, but vibrations are better received in dry leaves.

SourceUniversity of Cincinnati·JournalJournal of Insect Behavior·TypeObservational study·DateJan 17, 2024

Social networks of sanctuary-living Grauer’s gorillas provide unique insights into the behavior of a critically endangered species and inform on their care and future release

Social network analysis of sanctuary-living Grauer's gorillas reveals adult females are central to the group's dynamics and most gregarious. This study provides unique insights into the behavior of a critically endangered species and informs on their care and future release strategies.

SourcePLOS·JournalPLOS ONE·DateJan 17, 2024

Tiny AI-based bio-loggers revealing the interesting bits of a bird’s day

Researchers from Osaka University have developed a small sensor-based data logger that automatically detects and records video of infrequent behaviors in wild seabirds. The bio-logger uses low-power sensors and artificial intelligence to capture rare behaviors, such as head-shaking and foraging habits, without needing human supervision.

SourceOsaka University·JournalPNAS Nexus·TypeComputational simulation/modeling·DateJan 17, 2024

Healing heel pain: researchers from Sahmyook University explore the use of local vibration in plantar fasciitis treatment

A recent trial assessed a novel combination of local vibration and extracorporeal shock wave therapy for the effective treatment of plantar fasciitis, with results showing significant reductions in plantar fascia thickness and heel pain. The study highlights a promising therapeutic intervention to treat this common musculoskeletal cond...

SourceSahmyook University·JournalJournal of Rehabilitation Medicine·TypeRandomized controlled/clinical trial·DateJan 17, 2024

Winding down the window, drinking tea and coffee, turning the radio up and singing while driving could be signs of a dangerous snoring condition

Researchers found that people with OSA were more likely to use multiple strategies to stay alert while driving, which can indicate excessive sleepiness. This study suggests that asking about these coping strategies in the clinic could help doctors identify patients at risk of driving incidents and advise them appropriately.

SourceEuropean Respiratory Society·JournalERJ Open Research·TypeObservational study·DateJan 17, 2024

Researchers identify key characteristics associated with improved CAR T outcomes in large B cell lymphoma

Researchers identified key characteristics associated with improved CAR T outcomes in large B cell lymphoma, including a B-cell gene expression signature and high CD19 protein expression. Patients who received axicabtagene ciloleucel had better event-free survival compared to those receiving standard therapy.

SourceH. Lee Moffitt Cancer Center & Research Institute·JournalNature Medicine·TypeRandomized controlled/clinical trial·DateJan 17, 2024

Ditches and ponds can be the sources or sinks of non-point source pollution: observations in an upland area in the Jinglinxi catchment, China

Research found that ditches and ponds in the Jinglinxi catchment can be both sources and sinks of agricultural pollutants. The study suggests retaining sediment in ditches during dry seasons and cleaning it in rainy seasons to maximize their ecological role.

SourceHigher Education Press·JournalFrontiers of Agricultural Science and Engineering·TypeExperimental study·DateJan 17, 2024

Metastatic breast cancer treatments have aided decline in deaths, Stanford Medicine-led study finds

A Stanford Medicine-led study found that advances in treating metastatic breast cancer are responsible for nearly one-third of the decrease in annual deaths from breast cancer between 1975 and 2019. This decline is attributed to improved treatments, which have enabled women with metastatic disease to live longer than ever.

SourceStanford Medicine·JournalJournal of the American Medical Association·TypeData/statistical analysis·DateJan 17, 2024

Surprisingly simple model explains how brain cells organize and connect

Researchers propose a simple model that accurately describes neuronal connectivity in various organisms, suggesting that general networking principles govern brain organization. The model also provides an unexpected explanation for clustering phenomenon in social interactions and can be extended to other types of networks.

SourceUniversity of Chicago·JournalNature Physics·TypeComputational simulation/modeling·DateJan 17, 2024

Older adults who exercise with their spouse may be less physically active than those who exercise individually, finds NTU Singapore study

A study by NTU Singapore researchers found that older adults who exercise with their spouse achieve lower physical activity levels. Personalised fitness feedback from trackers increased physical activity in these individuals, suggesting it may be more effective to encourage older adults to exercise individually.

SourceNanyang Technological University·JournalInternational Journal of Human-Computer Interaction·DateJan 17, 2024

Online versus reality: social media influences perceptions

New Cornell University research examines how people form impressions about individuals from social media posts. The study found that viewers' ratings of Facebook users often differed significantly from the users' self-perceptions, particularly when updates included photos or links. Cultural norms also played a role in shaping these per...

SourceCornell University·JournalPLOS ONE·DateJan 17, 2024