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Search results for “Cultures”

1,000+ results for "Cultures"

Study sheds light on pre-Columbian life in understudied area of SW Amazon

Researchers found evidence of intensive land use for farming and fishing over 3,500 years ago in the Llanos de Mojos region of Bolivia. This discovery counters the often-held notion of a pristine Amazon before Europeans arrived and provides new insights into the history of culturally diverse but understudied cultures.

SourceUniversity of Central Florida·JournalProceedings of the National Academy of Sciences·DateJun 7, 2021

Study: Culture influences mask wearing

A new study finds that cultural collectivism is a strong predictor of mask usage in the US and globally, with high collectivistic cultures encouraging masking. The study analyzed datasets from the US and 29 countries, controlling for other factors to confirm the link between collectivism and mask use.

SourceMassachusetts Institute of Technology·JournalProceedings of the National Academy of Sciences·DateMay 20, 2021

Land-based learning reconnects Indigenous youth to their cultures, says Elizabeth Fast

A series of land-based learning retreats is helping Indigenous youth reconnect with their cultures, emphasizing knowledge-sharing, survival skills, and ceremonies. The retreats provide a safe space for young people to learn about their heritage, including cultural workshops, arts-based activities, and storytelling sessions.

SourceConcordia University·JournalInternational Journal of Indigenous Health·DateMar 30, 2021

UM scientists achieve breakthrough in culturing corals and sea anemones cells

Researchers at the University of Miami have successfully cultured cells from coral and sea anemones for up to 12 days, opening new avenues for studying evolutionary biology and human health. The breakthrough uses antibiotic treatment to prime tissues before culture, allowing for longer and more robust cell cultures.

Antifungal drug improves key cystic fibrosis biomarkers in clinical study

A clinical study by researchers at the University of Illinois Urbana-Champaign found that an antifungal drug improved key biomarkers in lung tissue cultures and nasal cells of patients with cystic fibrosis. The study suggests that the drug could benefit all patients, regardless of their mutation, offering a new approach to treatment.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalJournal of Cystic Fibrosis·DateDec 17, 2020

Could robots for sex, friendship improve our aging society?

A new paper argues that robots designed for older adults can provide essential human values like social interaction, emotional fulfillment, and bodily integrity. The author suggests that Western cultures' narrow view of sex as lust needs to be challenged, and that robots can enable people to experience physical affection and self-respect.

SourceUniversity of Washington School of Medicine/UW Medicine·JournalJournal of Medical Ethics·DateNov 16, 2020

Beetles cooperate in brood care

Researchers have discovered a highly developed social system in the sugarcane shot-hole borer beetle, where females can reproduce and help with caring for fungal cultures. The beetles' cooperative brood care is rare in nature and may provide insights into the evolution of sociality.

SourceUniversity of Würzburg·JournalFrontiers in Ecology and Evolution·DateNov 4, 2020

Sea-level rise will have complex consequences

A new study examines 12,000 years of sea-level rise and finds that changes in land area and human cultures happened at variable rates, out of step with the prevailing rate of sea-level rise. Researchers warn that future sea-level rise will not always be simple and that human responses will be equally localized.

SourceUniversity of Exeter·JournalScience Advances·DateNov 4, 2020

IU researchers trace the outlines of two cultures within science

A study by Indiana University researchers reveals two distinct scientific cultures within the movements of open science and reproducibility. Open science is associated with more prosocial language, increased participation from women and underrepresented groups, and a culture that promotes transparency and collaboration.

SourceIndiana University·JournalProceedings of the National Academy of Sciences·DateSep 14, 2020

Receptor makes mice strong and slim

Researchers at the University of Bonn identified a receptor that regulates two side effects of aging: increased abdominal girth and shrinking muscles. The A2B receptor is found in mice and human cell cultures, and its activation increases heat generation and muscle growth.

SourceUniversity of Bonn·JournalCell Metabolism·DateJun 25, 2020

DNA increases our understanding of contact between Stone Age cultures

Researchers analyzed DNA from 25 Stone Age individuals and found that those buried in typical Pitted Ware culture graves were genetically similar to earlier Scandinavian hunter-gatherers. The presence of Battle Axe culture influences in some graves suggested trade and cultural exchange between the groups, rather than genetic migration.

SourceUppsala University·JournalAmerican Journal of Physical Anthropology·DateJun 5, 2020

7,000 years of demographic history in France

French prehistory saw two significant migration waves: Neolithic and Bronze Age, which mixed with native hunter-gatherers. The study found that 7,000 years of admixture between these groups still influences the genomes of French people.

SourceCNRS·JournalProceedings of the National Academy of Sciences·DateMay 25, 2020