Articles tagged with Homo Sapiens
A four-million-year study modelled the glucose needs of humans and their ancestors, finding natural sugars supplied energy for growing brains before cooking made starch-rich foods easier to digest. The research suggests earliest hominins were highly reliant on carbohydrate-rich foods, particularly fruit.
Researchers analyzed ancient burial records to understand why some societies practiced residential burials and how this practice changed over time. They found that residential burials were more common in older societies than expected, suggesting that cultural practices can shift significantly over centuries.
Researchers have extracted and analyzed ancient proteins from Homo naledi fossils, revealing a potential all-female burial site. The study suggests that the adult fossils found in South Africa's Rising Star Cave system lack physical variations typically expected between males and females.
Neanderthals collected shellfish throughout the year, but preferred colder months, demonstrating a well-planned strategy. This finding suggests Neanderthals had access to high-quality marine proteins essential for brain development and reproductive health.
A new study suggests that human right-handedness is rooted in how we evolved to walk upright and developed larger brains. This two-stage process freed hands for fine, lateralized manual behaviors and hardened the bias over time.
Researchers use ancient DNA and burial practices to show that family ties can be more than just blood-related. This challenges traditional views of kinship, highlighting the importance of cultural and anthropological perspectives in understanding family dynamics.
Researchers evaluated alignment between large language model responses and human therapist responses in motivational interviewing. The study found that LLMs can generate responses consistent with motivational interviewing principles, but with limitations in coherence and stylistic alignment.
Researchers found that Palaeolithic sign sequences are statistically comparable to the earliest proto-cuneiform script, dating back 40,000 years. The analysis of over 3,000 geometric signs on 260 objects revealed complex and informative systems used by early humans to convey information.
In 2025, global unprovoked shark bites returned to near-average levels, with a significant decrease in the United States. The country accounted for 38% of worldwide incidents, down from over 50% in recent years. Australia followed closely, with 32% of global bites and 56% of fatalities.
Researchers used mitochondrial DNA from 13 Jomon skeletons to examine population changes over time, finding a significant increase in eastern Japan between 13,000 and 8,000 years ago. This study suggests regional factors, such as climate and food resources, played a role in shaping the Jomon population history.
A new study published in Nature found that hunter-gatherers in Belgium and the Netherlands adopted farming thousands of years later than elsewhere in Europe. The research suggests that migrant women played a pivotal role in introducing farming practices, bringing their knowledge and genes to the local communities.
A new study found that the people of Deep Mani represent one of the most genetically distinctive populations in Europe, with many lineages tracing back to the Bronze Age, Iron Age, and Roman period. The research team discovered that present-day Deep Maniot men descend from a single male ancestor who lived in the 7th century CE.
A study of chimpanzees reveals that infants take the greatest risks, followed by juveniles and then adolescents. This contradicts human behavior where risky behavior peaks during adolescence. The researchers suggest that human parents' ability to monitor their children may be a key factor in mitigating risk-taking behavior.
The study uses a numerical model to simulate encounters between Neanderthals and modern humans on the Iberian Peninsula. Climate fluctuations significantly influenced population dynamics, with mixing possible in certain regions. The research offers a broader explanatory framework for interpreting archaeological and genomic data.
Researchers have uncovered clues about the ancient Hjortspring boat's origins, including a partial human fingerprint and carbon-dating results indicating it was built in the 4th or 3rd century BCE. The findings suggest that the boat may have come from the Baltic Sea Region, where pine forests were more abundant.
Researchers analyzed DNA of 28 ancient southern Africans, finding 490 modern human-specific genetic variants, including immune system and kidney function genes. These adaptations may be related to human's water-retention and body-cooling system, giving special endurance.
A new paper argues that modern life has outpaced human evolution, leading to chronic stress and health issues. The researchers suggest that societies need to rethink their relationship with nature and design healthier environments to mitigate these effects.
A new study finds that an AI-powered lifestyle intervention is noninferior to human coaching in achieving a composite outcome in adults with prediabetes and overweight or obesity. The AI-led Diabetes Prevention Program was noninferior to the human-led program in terms of weight reduction, physical activity, and HbA1c levels.
A new analysis of the 4.4-million-year-old Ardipithecus ankle bone reveals that early human ancestors were capable of vertical climbing like African apes, challenging previous findings on human evolution. The study provides evidence for a more generalized ancestor and sheds light on the transition to bipedal locomotion.
Researchers uncover pierced shells and pigments from Châtelperronian period, indicating a genuine workshop for jewellery manufacture. The findings suggest long-distance trade networks or significant human mobility, shedding new light on cultural variability of the time.
Farmers in Middle East prioritized viticulture over olive growing due to irrigation, which maintained grape cultivation. This suggests that grapes and wine held cultural and economic value.
Researchers discovered that humans with Indigenous American ancestry are more likely to carry a variant of the MUC19 gene inherited from Denisovans, which may have helped them adapt to new ecosystems. The Denisovan gene variant is surrounded by DNA from Neanderthals, suggesting interbreeding between the two species.
A 140,000-year-old child's skeleton from Israel reveals biological ties between Neanderthals and early Homo sapiens through unique morphological traits. The discovery confirms genetic exchanges between the two groups, with up to 6% of modern humans' genome originating from Neanderthals.
UNLV anthropologist Brian Villmoare and an international team discovered new fossils in Ethiopia that indicate Australopithecus and Homo species coexisted between 2.6 and 2.8 million years ago. The findings suggest a more complex tree-like pattern of human evolution, challenging the traditional linear model.
New research confirms early human species, Homo and Australopithecus, coexisted in Ethiopia between 2.6-3.0 million years ago. The discovery fills a critical gap in the evolution puzzle, revealing that early humans did not replace other hominin species but rather overlapped with them.
Researchers found that a single amino acid substitution in the ADSL enzyme affects its stability and expression, contributing to modern human differences in behavior. The study suggests that this change may have provided an evolutionary advantage in certain tasks.
Amino acid mutation allows humans to efficiently burn calories from alcohol, enabling scrumping of overripe fruits. This adaptation is linked to contemporary human habits of feasting and sacred rituals, fostering community identity and cohesion.
A new study found that early humans consumed carbohydrate-rich foods like grains and underground plant tissues before they had the ideal teeth to chew them efficiently. This suggests that behavior played a significant role in their physical evolution, allowing them to adapt to new environments despite physical limitations.
A new study suggests that interbreeding between humans and Neanderthals may be responsible for the neurological condition Chiari Malformation Type 1. The research, published in Evolution, Medicine, and Public Health, found a link between Neanderthal genes and skull shape traits common to people with the malformation.
The discovery sheds light on the complex connections between ancient Maya and central Mexican civilizations. Archaeologists found artifacts indicating early contact between the two regions around AD 350.
A study by researchers from the University of Zurich found that humans are the most frequent users of child-directed speech among five species of great apes. However, non-human great ape infants may acquire language through surrounding communication and gestures, similar to human children.
A new study reveals radical changes in mobility, diet, and social inequalities during the Late Bronze Age, around 1500 BC. The researchers found that people's food consumption became more uniform but poorer, while animal husbandry and migration patterns changed.
The Philippine archipelago has been found to have a sophisticated ancient technology dating back over 30,000 years, with evidence of seafaring capabilities and specific fishing skills. The discovery highlights the region's significance in the narrative of human migration and adaptation in Island Southeast Asia.
Researchers analyzed a skeleton with a severe knee injury to uncover the complexities of social attitudes towards individuals with disabilities in medieval Europe. The study found that despite negative cultural views, some individuals with disabilities received long-term care and prominent burials.
Researchers analyzed ancient stone tools found in the Robberg caves, revealing specific methods of core reduction that indicate shared ideas among prehistoric people. The study suggests that these ancient humans were more connected than previously thought, with similar tool-making techniques found across different regions.
The research reveals that Neanderthals and Homo sapiens coexisted and shared aspects of daily life, technology, and burial customs. These interactions fostered cultural exchange, social complexity, and behavioral innovations.
Dr. Melissa Perreault's research combines cutting-edge science with Indigenous knowledge, pioneering sex-specific biomarkers, neuroethics, and psychedelics research in neuropsychiatry. Her work aims to promote inclusive methodologies that consider diverse worldviews and cultural understandings of health.
Researchers found charcoal and pollen in ancient mud from the Bass Strait islands, indicating that early Aboriginal Tasmanians used fire to clear forests and create open spaces for subsistence and cultural activities. This discovery provides insight into how humans have shaped their environment for tens of thousands of years.
Scientists use modern technology to analyze ancient ochre samples, revealing the material's origin and history. This helps them understand how human cognition and social networks developed alongside early technological innovations.
The National Endowment for the Humanities has awarded a Preservation Assistance Grant to Texas A&M University's Anthropology Research Collections. The grant will help protect and improve access to the university's anthropological and archaeological materials, while also providing new learning opportunities for graduate students.
Researchers found that chimpanzees have a similarly narrow pelvis to humans, contradicting previous theories. The study proposes a new hypothesis that the obstetrical dilemma developed gradually and became increasingly exacerbated over evolution.
A new study reconstructs cave conditions in Tam Pà Ling, Laos, identifying human activities and environmental changes over 52,000 years. The findings suggest that early Homo sapiens fossils were deposited in the cave during periods of heavy rainfall, with possible forest fires or human use of fire nearby.
A new study in PLOS ONE reports on the contents of 25 coastal and underwater cave sites in southern Sicily, uncovering three new sites with potentially important archaeological sediments. The findings provide key data for understanding the early expansion of Homo sapiens into the Mediterranean.
Researchers analyzed ancient human bones to assess puberty stages in 13 Ice Age teens, ages 10-20. Most entered puberty at 13.5 and reached adulthood between 17-22 years old.
Dartmouth anthropologists argue that jungle gyms and monkey bars are essential for childhood development, allowing children to build resilience and confidence through risk-taking play. The research cites fossil evidence showing early humans spent extensive time in trees, and modern nonhuman primates exhibit similar climbing skills.
Researchers are using a hyper-diverse group of herbs called bellflowers to understand relationships between species, origins, and human activity. The project combines genetic data, archaeological records, and computer modeling to create a playbook for answering similar questions in other regions.
A study led by Spanish researchers reveals Bonelli's eagles colonized the Mediterranean 50,000 years ago due to early human settlement, displacing golden eagles as the dominant species. Human activities now threaten the eagle's survival.
A recent study reveals that ancient hunter-gatherers in Morocco consumed a significant amount of plant foods, including Mediterranean species, which predates the advent of agriculture in the region. This finding has significant implications for our understanding of human evolution and subsistence strategies.
A new study reveals that competition between species played a major role in the rise and fall of hominins. The research found that the Homo lineage experienced an unprecedented number of new species emerging, contradicting traditional views on evolutionary patterns. Technology, such as stone tools and fire, may have driven this process.
A new study has compiled a global archive of preserved human brains, challenging the notion that brain preservation is extremely rare. The archive reveals that nervous tissues persist in much greater abundances than traditionally thought, with many brains up to 12,000 years old and found in diverse environments.
A team of international partners has extended the earliest known human settlement of Curaçao by centuries, adding pieces to the puzzle of pre-Colombian Caribbean history. The study, published in the Journal of Coastal and Island Archaeology, places human occupation on the island as far back as 5735 – 5600 cal BP.
A cross-cultural study found that lower voice pitch makes women and men sound more attractive for long-term relationships and more formidable among other men. Lower male voice pitch also confers formidability and high social status in societies with higher relational mobility, suggesting evolutionary origins.
Researchers propose that early Americans used a 'sea ice highway' to migrate into North America along the Pacific coastline, traveling on winter sea ice between 24,500-22,000 years ago and 16,400-14,800 years ago. This theory provides a new framework for understanding human migration without a land bridge or easy ocean travel.
Neanderthals demonstrated intelligence and symbolic thought through their ability to control fire and cook food. Their varied diet consisted of cooked meats, fish, and other food sources, showcasing their advanced cognitive abilities.
A new study in Science Advances uses pollen data to tell a compelling story of early human migration across Europe and Asia. The research suggests that warming temperatures supported forests that expanded into Siberia, facilitating human migration there around the same time as other regions.
A study by Dartmouth researchers reveals that human shoulders and elbows evolved to facilitate 'downclimbing' - the process of descending from trees without dying. This adaptation allowed early humans to navigate their environment safely, gathering food and deploying tools for hunting and defense.
Researchers investigated SARS-CoV-2 responses in 222 donors from Central Africa, Europe and East Asia. They found disparities in immune responses due to blood cell composition, latent cytomegalovirus infection and human genetic factors. These population differences may help improve patient management in future epidemics.
Researchers from Kyushu University discovered intentional cranial modification among the Hirota people on Tanegashima island, characterized by a flattened back of the skull. The practice, which predates written history, was likely used to signify group affiliation and preserve social status.
A new study found that Tsimane women with the APOE-ε4 allele had an increase of 0.5 births and shorter interbirth intervals, allowing them to have about half an additional child. This advantageous effect on fertility could help explain why the allele persists despite negative effects in later life.
Researchers discovered that ancient Alaskans between 13,000 and 11,500 years ago relied on freshwater fish like burbot, whitefish, and pike for sustenance. This finding provides insight into how early humans adapted to environmental changes, using techniques such as nets and weirs.