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Paleoanthropology

All articles tagged with #paleoanthropology

Tooth Plaque and Bone Proteins Confirm Harbin 'Dragon Man' as Denisovan
science1 day ago

Tooth Plaque and Bone Proteins Confirm Harbin 'Dragon Man' as Denisovan

Two independent molecular studies confirm that the nearly complete Harbin skull, nicknamed 'Dragon Man,' belongs to the Denisovan lineage. Researchers recovered mitochondrial DNA from dental calculus and analyzed ancient proteins from the skull bone, linking the 146,000-year-old fossil to early Denisovans in Siberia. This discovery provides the first detailed anatomical reference for Denisovans, resolving previous debates about the fossil's identity and expanding the known geographic range of the lineage in Asia.

via The Brighter Side of News|
#ancient-dna#denisovan#harbin-skull
Ethiopian Jaw Fossil Redraws Map of Ancient Paranthropus
science6 days ago

Ethiopian Jaw Fossil Redraws Map of Ancient Paranthropus

A 2.6-million-year-old jaw fragment found in Ethiopia's Afar region is the first evidence of Paranthropus in the area, extending the genus's known range by over 1,000 kilometers north. Published in Nature, the discovery challenges previous theories that dietary limits or competition with Homo prevented the species from inhabiting northeastern Ethiopia. The fossil, designated MLP-3000, features unique anatomical traits, including a premolar with five root canals, suggesting early Paranthropus had greater ecological flexibility than previously assumed.

via The Brighter Side of News|
#afar-region#fossil-discovery#human-evolution
Chilean Lake Basin Yields 13,000-Year-Old Evidence of Early Human Butchery
archaeology14 days ago

Chilean Lake Basin Yields 13,000-Year-Old Evidence of Early Human Butchery

Archaeologists in central Chile have uncovered stone tools and butchered bones of extinct gomphotheres dating to 12,000–13,000 years ago. Found in the basin of ancient Lake Tagua Tagua, these remains provide new evidence of early human occupation in southern South America, predating many known sites but following the oldest confirmed site, Monte Verde.

via Live Science|
#archaeology#human-migration#megafauna
Digital Reconstruction Reveals Face of 315,000-Year-Old Homo sapiens Fossil
science19 days ago

Digital Reconstruction Reveals Face of 315,000-Year-Old Homo sapiens Fossil

Researchers have created a digital facial approximation of the Jebel Irhoud hominin, the oldest known Homo sapiens fossil, using 3D data from a composite skull. The study, published in Heritage, confirms a brain volume of 1,364 milliliters, consistent with modern humans. The team produced both a neutral anatomical rendering and a speculative artistic depiction to bridge scientific rigor with public outreach.

via Sci.News|
#3d-modeling#facial-reconstruction#homo-sapiens
Bone Strength Analysis Marks the End of Tree-Climbing for Early Homo by 1.8 Million Years Ago
science26 days ago

Bone Strength Analysis Marks the End of Tree-Climbing for Early Homo by 1.8 Million Years Ago

New research indicates that early Homo ancestors fully abandoned regular tree-climbing in favor of terrestrial bipedalism by 1.8 million years ago. By analyzing the internal strength of limb bones in the 3.67-million-year-old 'Little Foot' Australopithecus and a 1.8-million-year-old Homo from Dmanisi, Georgia, scientists found that while Australopithecus retained ape-like arm strength for climbing, early Homo displayed modern human-like proportions. This shift likely coincided with changes in foraging and ranging behaviors, marking a distinct evolutionary threshold between the two genera.

via sci.news|
#australopithecus#bipedalism#fossil-evidence
Bianfu Cave Fossils Reveal Denisovan Lifestyle and Anatomy in Southwest China
science1 month ago

Bianfu Cave Fossils Reveal Denisovan Lifestyle and Anatomy in Southwest China

Archaeologists in Yunnan, China, have identified seven Denisovan fossils at Bianfu Cave, including the first known arm bone, four teeth, and two skull fragments. Dating to 167,000–134,000 years ago, these remains were found alongside over 1,300 stone tools and 60,000 animal bone fragments. The discovery, published in Nature, confirms Denisovans lived in subtropical forests and hunted large game, filling a geographic gap in their known range. While DNA was not preserved, protein analysis confirmed their identity, offering new insights into their anatomy and daily life.

via KSL News|
#ancient-dna#bianfu-cave#denisovans
Hominin Taxonomy Reimagined: Australopithecus and Paranthropus Could Join Homo
science1 month ago

Hominin Taxonomy Reimagined: Australopithecus and Paranthropus Could Join Homo

Dr. Ian Towle proposes folding Australopithecus and Paranthropus into Homo to better reflect shared ancestry and gene flow, arguing that brain size, tool use, and other traits no longer reliably separate genera; citing non-monophyly in Australopithecus and interbreeding among close relatives, he suggests expanding Homo back to about 4–5 million years ago (anchored at A. anamensis) and redefining Hominini and Hominina; the paper is published in the American Journal of Biological Anthropology.

via Sci.News|
#australopithecus#homo#paleoanthropology
Human Origins Reframed as a Continental Genetic Network
science5 months ago

Human Origins Reframed as a Continental Genetic Network

A Nature study shows modern humans likely arose from a network of intermingling African populations rather than a single ancestral group. By analyzing genomes from southern, eastern, and western Africa (including 44 Nama genomes), researchers found the earliest detectable split occurred about 120,000–135,000 years ago, with long, ongoing gene flow among weakly differentiated groups—forming a 'weakly structured stem' rather than a clean family tree. This view alters how fossils are interpreted and is supported by subsequent research highlighting deep African diversity.

via Science Daily|
#africa#ancient-dna#gene-flow
Bear Bones Recast Japan’s Ancient Past, Debunking Ushikawa Man
science5 months ago

Bear Bones Recast Japan’s Ancient Past, Debunking Ushikawa Man

New CT scans show the Ushikawa bones thought to be ancient humans are actually brown bear remains, pushing Japan’s oldest mainland human fossils to about 14,000–17,000 years ago (with Ryukyu Islands finds possibly around 32,000 years). The study, published in Anthropological Science and led by Tokyo researchers, demonstrates how modern imaging can correct past misidentifications and reshape our view of Japan’s prehistoric timeline.

via The Daily Galaxy|
#brown-bear#ct-scanning#japan-prehistory
Neanderthal Toddlers Grew Up Faster, Hinting at Harsh-Environment Adaptations
archaeology5 months ago

Neanderthal Toddlers Grew Up Faster, Hinting at Harsh-Environment Adaptations

A 2026 study of Amud 7, a Neanderthal infant from Amud Cave in Israel, finds Neanderthal toddlers grew faster in early childhood than modern humans, suggesting an adaptive strategy to harsh environments; growth trajectories diverged from Homo sapiens in infancy but aligned more closely later in childhood, highlighting different evolutionary paths since the split ~600,000 years ago; more non-adult Neanderthal skeletons are needed to determine how widespread this pattern was.

via Live Science|
#amud-cave#archaeology#growth-trajectories