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Cultural and linguistic networks of Central African hunter-gatherers have ancient origin

A study led by Andrea Migliano from the University of Zurich has discovered previously unknown links between culture, language, and genes among different hunter-gatherer populations in Central Africa. The team found that musical instruments were exchanged long before agricultural populations arrived in the region, suggesting extensive ...

SourceUniversity of Zurich·JournalNature Human Behaviour·TypeExperimental study·DateMay 27, 2024

Social change may explain decline in genetic diversity of the Y chromosome at the end of the Neolithic period

A recent study suggests that the decline in genetic diversity of the Y chromosome between 3,000 and 5,000 years ago was caused by social change, rather than violent conflicts. The researchers analyzed anthropological field data and modeling scenarios to conclude that patrilineal organizations had a significant impact on the Y chromosome.

SourceCNRS·JournalNature Communications·DateApr 24, 2024

Indigenous Australian message sticks, which feature markings to convey messages over long distances, analyzed for first time at scale through new database of 1,500 artifacts

A new database of 1,500 Indigenous Australian message sticks has been analyzed for the first time, revealing details about the symbols and markings used to convey messages over long distances. The study provides valuable insights into the ancient communication methods employed by Australia's indigenous peoples.

SourcePLOS·JournalPLOS ONE·DateApr 10, 2024

Rise of archery in Andes Mountains dated to 5,000 years ago — earlier than previous research

New research reveals archery technology in the Andes dates back 5,000 years, coinciding with social complexity and village growth. The study analyzed over 1,000 projectile points and found a significant decrease in size around 5,000 years ago, suggesting a shift from spear-throwing to bow-and-arrow technology.

SourceUniversity of California - Davis·JournalQuaternary International·TypeExperimental study·DateDec 20, 2023

Giving video games this Christmas? New research underlines need to be aware of loot box risks

A new study by the University of Plymouth shows that at-risk individuals are more likely to engage with loot boxes than those without, highlighting the need for stricter enforcement around these features. The research found that loot box use is driven by beliefs such as 'I'll win in a minute', echoing the psychology seen in gambling.

SourceUniversity of Plymouth·JournalRoyal Society Open Science·TypeMeta-analysis·DateDec 20, 2023

‘A ticking clock’: First ground-based survey of damage to Ukrainian cultural sites reveals severity, need for urgency

Researchers from the University of Notre Dame document extensive damage to Ukraine's cultural heritage sites, including churches, schools, and archaeological sites. The team found widespread devastation caused by missile strikes and underground trench systems, with many historical buildings and monuments affected.

SourceUniversity of Notre Dame·JournalAntiquity·TypeObservational study·DateDec 13, 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

Texas A&M professor published in leading history journal

Dr. Sonia Hernández's recent publication in the Journal of American History explores the complex histories of violence, gender, and power dynamics along the US-Mexican border region from 1900-1913. Her research centers on the testimonies of Mexican-origin women, shedding light on complicated gendered negotiations with state agents.

SourceTexas A&M University·JournalJournal of American History·DateNov 14, 2023

It takes a village: Hunter-gatherer approach to childcare suggests that the key to mother and child wellbeing may be many caregivers

Research with contemporary hunter-gatherer societies found infants receive attentive care from up to 15 different caregivers for about nine hours a day. High levels of sensitive care and personal attention are crucial for mother and child wellbeing, supporting maternal care and reducing risks of neglect and abuse.

SourceUniversity of Cambridge·JournalDevelopmental Psychology·DateNov 13, 2023

In Prehispanic Cancun, immigrants were treated just like Maya locals

A study analyzing ancient Cancun Island remains found that immigrants from the Maya lowlands were treated similarly to locals in terms of food and burial practices. The findings suggest whole families moved residence across Mesoamerica and integrated into new societies, challenging previous assumptions about foreign treatment.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateOct 25, 2023

Study links epigenetic changes to historic trauma in Alaska Native communities

Researchers found specific epigenetic differences among Alaska Native participants who experienced intense symptoms of distress when reflecting on historic losses. Individuals with strong cultural identity reported better well-being. The study is the result of a close collaboration between scientists and members of two Alaska Native co...

One in 15 in changed reported sexual identity over a six-year period, new UK survey study finds

A new UK survey study led by Lancaster University found that 6.6% of the population aged 16 and over changed their reported sexual identity over a six-year period. The research challenges the assumption that sexual identity mobility declines with age, revealing that it is as prevalent among over-65s as young people.

SourceLancaster University·JournalDemography·TypeData/statistical analysis·DateJun 12, 2023

Researchers solve ancient mystery of Maya calendar

Ancient Mayans used an 819-day calendar that covered a much larger timeframe than previously thought. By increasing the calendar length to 20 cycles of 819 days, researchers found a pattern emerges in which the synodic periods of all visible planets align with station points in the larger calendar.

SourceTulane University·JournalAncient Mesoamerica·TypeImaging analysis·DateApr 27, 2023

Worldwide, those with ‘traditional’ values adhered more strictly to COVID precautions

A new UCLA-led study found that individuals with traditional cultural values tend to take stricter COVID-19 precautions globally, with 21 of 27 countries showing a strong link between the two. In contrast, factors like distrust of science and concerns about the economy in the US suppressed cautionary behavior among social conservatives.

SourceUniversity of California - Los Angeles·JournalScientific Reports·DateApr 11, 2023

Spike in major league home runs tied to climate change

A Dartmouth College study found that more than 500 home runs since 2010 can be attributed to higher-than-average temperatures due to climate change. Rising temperatures could account for 10% or more of home runs by 2100, with some stadiums experiencing significant spikes in home run totals.

SourceDartmouth College·JournalBulletin of the American Meteorological Society·TypeData/statistical analysis·DateApr 7, 2023

Archaeological study of 24 ancient Mexican cities reveals that collective forms of governance, infrastructural investments, and collaboration all help societies last longer

Researchers found that cities in Mesoamerica with collective forms of governance, infrastructural investments, and collaboration tended to remain important for a thousand years or more. Early efforts to construct dense residential spaces and central plazas were key factors in sustainability.

SourceField Museum·JournalFrontiers in Ecology and Evolution·DateMar 3, 2023

Uncovering the traits of Japan’s dual ancestry

A new statistical analysis tool has uncovered the distribution and intermixing of Jomon hunter-gatherers and East Asian immigrant farmers in Japan. The study found that regions with higher Jomon ancestry are more prone to obesity, while those with higher East Asian ancestry are more susceptible to exacerbated asthma.

SourceUniversity of Tokyo·JournaliScience·TypeData/statistical analysis·DateFeb 20, 2023

Oregon State archaeologists uncover oldest known projectile points in the Americas

Researchers discovered 13 full and fragmentary projectile points in Idaho dating back to around 15,700 years ago, providing significant details about early human life in the Pacific Northwest. The findings suggest a complex technology and potential genetic-cultural connections between ice age peoples of Northeast Asia and North America.

SourceOregon State University·JournalScience Advances·TypeData/statistical analysis·DateDec 23, 2022

Religion is not the factor that most influences rejection of evolutionary theory in schools, study says

A survey of 5,500 Brazilian and Italian students aged 14-16 found that nationality, social perceptions of science, and household income were more influential than religion in rejecting evolutionary theory. The study published in PLOS ONE reveals a significant gap in understanding geological time between Italian and Brazilian Catholics.

Study using DNA analysis of sacrificial spider monkey suggests Mesoamerican diplomacy

A study using DNA analysis of a sacrificial spider monkey at Teotihuacàn, Mexico, reveals the earliest evidence of primate captivity and translocation in the Americas. The research provides insight into ancient trade networks and suggests that the spider monkey was a diplomatic gift between Teotihuacàn and the Maya civilization.

SourceUniversity of Oklahoma·JournalProceedings of the National Academy of Sciences·DateNov 28, 2022

How money brings hunter-gatherers new choices

A decades-long study found that cash changed the Ju/’hoansi economy, allowing individuals to keep their earnings and fill their own needs. The study also revealed a decline in the traditional system of gifting and sharing, which had previously distributed possessions throughout communities.

SourceUniversity of Utah·JournalProceedings of the National Academy of Sciences·TypeObservational study·DateOct 6, 2022