Articles tagged with Paleoanthropology
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A 2.6-million-year-old partial jaw of Paranthropus, discovered in Afar, Ethiopia, expands the known geographic distribution of the genus northward by 1000 km. The fossil reveals that Paranthropus was as widespread and versatile as Homo, challenging previous assumptions about its dietary specialization and competition with other hominins.
The study of new hominin fossils from Thomas Quarry I in Morocco reveals an African population near the base of the Homo sapiens lineage. The 773,000-year-old fossils provide insights into the shared ancestry of H. sapiens, Neandertals, and Denisovans.
Researchers discovered metabolites in fossilized bones of animals that lived 1.3 to 3 million years ago, providing insights into their health, diets, and environments. The findings revealed warmer and wetter conditions compared to today.
Researchers used CT scans to study brain cavities in ancient reptiles and found that pterosaurs had relatively small brains compared to birds. The study suggests that flight evolved independently in these groups without requiring significant brain changes.
Researchers reconstructed the evolutionary history of kissing using a cross-species approach and found it evolved in large apes 21.5 - 16.9 million years ago. The study also suggests that Neanderthals likely engaged in kissing, given their shared oral microbes and genetic material with humans.
A tiny 5 cm long Neanderthal bone found in Crimea revealed ancient DNA showing genetic closest relation to Neanderthals from Siberia, over 3,000 kilometers away. Climate modelling suggests that Neanderthal groups likely migrated across vast Eurasian steppes during favourable climate periods.
Researchers analyzed ape skulls to find that humans evolved the largest brain size and flattest face among closely related species. This rapid evolution suggests a strong link between cranial structure and cognitive abilities, but social factors may also play a role in human skull development.
A new study found that a gene passed down from extinct archaic humans, Denisovans, is present in modern Latin Americans with Indigenous American ancestry and provides an adaptive advantage. The researchers also discovered the gene's presence in ancient individuals excavated at archeological sites across North and South America.
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.
Researchers analyzed stone tools from Kenya's Homa Peninsula and found they were crafted from stronger, volcanic rocks brought from several miles away. This discovery pushes back the earliest known evidence of ancient humans transporting resources over long distances by 600,000 years.
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 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.
Researchers developed a new method for extracting and identifying proteins from ancient soft tissues, providing insights into past lives and diseases. The technique identified over 1,200 ancient proteins from 2.5mg of sample, offering a window on human history.
New research finds that Australopithecus sediba and Homo naledi used their hands for both tool use and climbing, with distinct patterns of finger bone structure indicating different grip types. The study reveals varying levels of dexterity and climbing abilities among ancient human relatives in South Africa.
Researchers found that ancient Homo sapiens used tailored clothing and ochre-based sunscreens to protect themselves from harmful UV light during the Laschamps excursion. This period of reduced magnetic field strength allowed more cosmic radiation to reach Earth's surface, potentially contributing to the decline of Neanderthals.
Researchers discovered signs of human remains being manipulated and dissected, indicating cannibalism among Late Ice Age societies in Central Europe. The findings suggest that cannibalism may have occurred due to conflicts over resources or territories, rather than necessity.
A new whole-genome study challenges the long-held belief that Armenians are descendants of Phrygian settlers from the Balkans. Instead, researchers found a genetic input into the region from Neolithic Levantine farmers, suggesting a large-scale post-Early Bronze Age migration wave across the Middle East.
A new Harvard study finds humans possess higher metabolic rates than primates and apes, allowing for bigger brains, longer lifespan, and increased reproduction. Humans have 'escaped a tradeoff' between resting and active metabolism due to unique sweating ability.
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.
The painting in the La Belle France cave is believed to be the world's oldest known piece of paleo-art depicting an extinct mammal-like reptile called a dicynodont. The San people were engaging in palaeontology long before Western scientists, and their artwork provides compelling evidence of this.
A team of researchers discovered that a 'tag-team' between the oceans and continents led to severe environmental crises, causing mass extinctions of marine species. The study found that chemical weathering pulses disrupted the oceans, leading to anoxic events that had profound impacts on marine ecosystems.
Researchers at George Washington University found that fossil hotspots in eastern Africa, such as the East African Rift System, bias our understanding of human evolution due to their limited geographic representation. The study suggests that scientists must take this bias into account when interpreting early human history and recommend...
Pinnacle Point, a cave system in South Africa, has been designated a UNESCO World Heritage Site due to its significance in understanding the origins of modern humans. The site has yielded important insights into human evolution and adaptation, particularly in relation to the sea.
Scientists at the University of Malaga have uncovered a natural quicksand trap in the 'elephant graveyard' of Orce, dated to over 1.4 million years ago. The discovery provides insights into human presence in Western Europe and competition with large carrion hyenas for meat resources.
A new study revises the age of human fossils in southern China, determining they date back to 33,000-23,000 years ago. This finding provides insight into human dispersals and adaptations in Eastern Asia.
Researchers describe two Jurassic mammaliaforms from China, revealing dental diversification and the emergence of middle ear ossicles. The findings support a classic example of vertebrate evolution and provide new insights into early mammalian phylogeny.
Researchers created a model to predict extinction likelihood based on human hunting and environmental pressures. The model accounted for interactions between humans, animals, and their environment, considering factors like climate change and life history traits.
A new study suggests that East Asian hominins possessed advanced knapping abilities equivalent to Mode 2 technological features as early as 1.1 million years ago. The research team discovered organized flaking techniques and standardized operational processes, indicating complex mental templates among the toolmakers.
The Cabrières Biota, a new fossil site in southern France, has revealed unprecedented information on polar ecosystems during the Ordovician period. The discovery of over 400 fossils provides insights into the composition of southernmost ecosystems and serves as a refuge for species that escaped high temperatures.
A new study of a 7–8-million-year-old extinct fossil ape from China, Lufengpithecus, offers new insights into the evolution of human bipedalism. The researchers found that early apes shared a locomotor repertoire ancestral to human bipedalism, and their analysis suggests a three-step evolution of human bipedalism.
The Shiyu discovery in Shanxi Province reveals an advanced material culture dating back 45,000 years, with evidence of blade technology and long-distance obsidian transfer. This finds sheds light on the ancient migration of Homo sapiens into East Asia around 45,000 years ago.
Researchers found that the Asian summer monsoon's strengthening played a key role in Homo sapiens' dispersal from Africa to East Asia during the last interglacial period. The study integrated paleoanthropological data with high-resolution reconstructions of the monsoon, suggesting a link between climate change and human migration.
Researchers at University of Pittsburgh and KU Leuven identified 30 genetic regions associated with head shape, shedding light on the biological basis of craniosynostosis. The study also found that many genes play key roles in early head formation and bone development.
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.
Researchers have identified cut marks on a fossil leg bone that suggest butchery and likely cannibalism by humans' close evolutionary relatives around 1.45 million years ago. The analysis of 3D models revealed nine clear matches for stone tool damage, which was found to be located in areas suitable for removing flesh.
Researchers found evidence of abundant C4 grasses and habitat heterogeneity in eastern Africa, challenging previous reconstructions of early Miocene ecosystems. The study pushes back the oldest evidence of C4 grass-dominated habitats by over 10 million years, with implications for primate evolution and tropical ecosystem origins.
A genomic study of ancient humans on the Tibetan Plateau reveals a single origin for ancient humans, deriving from a northern East Asian population. The study also found distinct genetic patterns in different regions of the plateau, indicating three regional groups with unique historical patterns that began to merge after 2500 BP.
The discovery of stone tools and cut-marked animal bones at the Nyayanga site in Kenya offers new insights into the dawn of stone technology. The artifacts, dating back 2.9 million years, include hammerstones, cores, and flakes, which were used to process a wide range of materials and foods.
Researchers analyzed ancient teeth from Homo erectus and great apes to reveal annual cycles in tooth enamel, providing insights into their diets and seasonal food supplies. The study shows that humans and great apes had distinct dietary patterns, with humans exhibiting less pronounced peaks and lower Sr/Ca values.
The study reveals that Sahelanthropus tchadensis, a 7 million-year-old species, had both ground-dwelling and tree-climbing abilities. This suggests that early humans acquired bipedalism very early in their history.
Researchers assessed facial structure of prehistoric skulls to determine extent of interbreeding between humans and Neandertals. The study found that the Near East was an important crossroads for human migration and interaction, supporting the hypothesis that much of this interbreeding took place in the region.
Scientists used 3D modeling to reconstruct the body of megalodon and estimate its weight, speed, and energy usage. The model suggests that megalodon was capable of eating prey up to 8m long and had a high energetic demand, likely feeding on whale blubber.
The New Mexico site provides conclusive evidence for early human settlement in North America, dating back to 36,250-38,900 years ago. The site's fossil record includes blunt-force fractures, bone flake knives, and signs of controlled fire, which were not typical of earlier archaeological sites.
Scientists found parasite eggs in coprolites of giant short-faced hyena Pachycrocuta, dating back 1.5-1.8 million years. This discovery suggests that toxocariasis was a widespread disease among extinct hyenas.
Ancient DNA research has made significant strides in the past decade, enabling scientists to reconstruct genomes of extinct species like Neanderthals and Denisovans. The latest advancements have improved efficiency and accuracy, allowing for the recovery of usable data from degraded samples. These findings shed light on human migration...
A new study suggests that voluntary imagination, rather than speech, is crucial for combinatorial language acquisition in children with language deficiencies. The research found that children who engaged in a voluntary imagination intervention showed significant improvement in language comprehension.
A new study reveals that Denisovans could adapt to extreme climates, changing our understanding of their geographical distribution. The discovery was made through palaeoproteomics analysis and geometric morphometric studies on a human molar found in northern Laos.
A recent study published in Genome Biology and Evolution found that ancient human remains from Bulgaria are more closely related to contemporary East Asians than Europeans. The researchers propose a scenario where an African population hub expanded into Europe and East Asia around 45,000 years ago, with the European representatives dec...
A new ancient DNA study has uncovered the 5,000-year population history of Xinjiang, China, revealing a complex mix of local northern Asian and western Steppe ancestry in Bronze Age populations. The study found that these early populations were broadly mixed with unique ancestral components from southern Siberia and Central Asia.
Researchers from China, Germany, France and Spain uncovered the lifestyle of humans living in East Asia 40,000 years ago. The study found evidence of ochre processing, miniature stone tools and bone tools, demonstrating technological innovations and cultural diversification.
Professor Wil Roebroeks receives the 2021 Gutenberg Research Award for his groundbreaking work on Neanderthals and early Eurasian hominins. The award acknowledges his interdisciplinary approach, international collaboration, and devotion to paleoanthropology.
Researchers discovered a 150-million-year-old dinosaur with evidence of an avian-style respiratory infection, providing insight into ancient diseases. The study suggests that sauropod dinosaurs may have been susceptible to fungal infections similar to aspergillosis.
A recent study challenges the idea that meat consumption drove major evolutionary changes in humans, suggesting instead that increased research attention may have skewed evidence. The research team analyzed data from nine sites across eastern Africa and found no sustained increase in carnivory after Homo erectus appeared.
The Omo I fossils, found in Ethiopia, have been dated to be at least 230,000 years old, pushing back the known emergence of Homo sapiens by tens of thousands of years. This reevaluation was made possible through advanced geochemical analysis and a new understanding of volcanic ash layers.
A 10,000-year-old female infant was buried with beads and pendants, indicating recognition of her as a full person in her society. The discovery provides insight into the early Mesolithic period and challenges previous assumptions about funerary practices during this time.
A study of Edo-era Japanese skeletons reveals a prevalence of periodontal disease similar to modern times, with distinct bacterial species. Researchers analyzed dental calculus from 12 human skeletons and compared their oral microbiomes to modern samples, shedding light on the evolution of the oral microbiome.
A new study reveals the oldest known punctate ivory pendant found in Eurasia, dating back 41,500 years. The pendant provides direct evidence of Homo sapiens' use of decorative motifs in Poland.
A new species of human ancestor, Homo bodoensis, has been named by an international team of researchers, providing clarity to the poorly understood Middle Pleistocene period in human evolution. The new classification resolves long-standing terminology issues and recognizes a direct human ancestor.
A study by Arizona State University researchers reveals that the coordination between facial growth and chewing muscle mechanics determines when adult molars emerge. The study found that human molars come in at a later age due to slow jaw growth and short faces, which creates a mechanically safe space for molar emergence.
A 16,000-25,000-year-old jawbone from Sulawesi provides conclusive evidence of Pleistocene-era humans in the region. The fossil exhibit unusual dental wear patterns, offering insights into the daily lives and dietary habits of early Homo sapiens.