A new study documents fossil footprints of eight adult Paranthropus boisei individuals, indicating human-like body sizes and complex social structures. The discovery provides a rare snapshot of 'fossil behavior' from an ancient hominin group in northern Kenya.
Researchers confirm discovery of new African monkey species Colobus congoensis, previously unknown in over 75 years. The species is distinct from other African colobus monkeys with unique cranial, dental, and skeletal characteristics.
A recent study found that nearly 9 in 10 pregnant participants struggled to place their seatbelts correctly, despite instruction and guidance. The researchers highlighted the need for updated restraint system designs to accommodate changing female anatomy during pregnancy.
Researchers at UCL found that some small-bodied primates experience a tight cephalopelvic fit during childbirth due to their large newborn heads. These species, such as American monkeys and bushbabies, have developed adaptations to make the process less difficult, including pelvic expansion or delayed pelvic bone fusion.
Researchers found that bariatric surgery can lead to a significantly higher risk of developing alcohol problems. The altered anatomy affects how the body processes and absorbs alcohol, leading to faster intoxication and prolonged recovery times.
Spine surgeons find 3D-printed models helpful for complex cases, enabling better understanding of anatomical variations. The technology facilitates improved patient communication, with tangible models allowing physicians to explain procedures in detail.
Pre-retrieval imaging is revolutionizing liver transplantation by improving graft selection, reducing uncertainty, and supporting better surgical planning. Imaging modalities like ultrasound, CT, and MRI offer distinct strengths and limitations in evaluating liver graft quality, vascular anatomy, and biliary variants.
A recent study published in JAMA Network Open followed 264 mother-infant pairs to assess the anatomy of the upper lip frenulum and its relation to breastfeeding difficulties. The research found no association between the anatomical characteristics of the upper lip frenulum and breastfeeding problems.
Researchers have developed a digital brain twin using multimodal data, providing anatomically accurate brain models that can be used in experimental and clinical settings. The models were reconstructed simultaneously with brain anatomy and dynamics from neural data.
Researchers created the first 3D map of heart's electrical wiring in Tetralogy of Fallot, a common congenital heart problem. The map reveals anatomical features that may explain heart conduction disorders in this condition.
A study published in Communications Biology reveals the detailed anatomy of Halocynthia papillosa, including autofluorescence and previously unknown nervous system characteristics. The research provides insights into the complex tunic structure and its potential ecological functions.
Two Thai fossils have yielded the first known examples of the braincase of the giant predator Siamraptor. These findings provide crucial insights into the cranial anatomy of Carcharodontosauria, a group of theropod dinosaurs.
A study by University of Colorado Anschutz researchers found that structured engagement with Wikipedia improves public access to accurate, high-quality information. The study revamped the AAA Wikipedia page, increasing content, references and credibility.
A study by Ebenbuild confirms strong predictive performance of patient-specific lung digital twins, validated against clinical imaging data. The model's accuracy was demonstrated through a correlation coefficient of 0.95 with experimental data, enabling locally resolved predictions of aerosol deposition at the individual patient level.
The center offers state-of-the-art facilities for practical skills acquisition, digital technologies integration, and innovation in medical procedures. Future physicians will benefit from cadaver training, real-time imaging, and collaborative research opportunities.
A pilot study found that a standardized virtual reality educational experience improved medical students' knowledge and confidence in head and neck anatomy. The VR platform received high ratings for control, sensory immersion, and realism, with low stress and high perceived success reported by participants.
Researchers developed a new multiview DNN structure to capture complex 3D anatomy and physiology from multiple imaging views, improving diagnostic accuracy for cardiovascular conditions. The approach demonstrated better performance than single-view DNNs and provided a viable alternative for other medical imaging modalities.
The Human Organ Atlas offers detailed 3D images of human organs, enabling interactive exploration and understanding of human anatomy and diseases. The atlas, built using advanced imaging techniques, provides insights into various health conditions, including COVID-19, cardiac disorders, and gynecological disorders.
A recent study found that superagers' brains exhibit increased neurogenesis, with active production of new neurons. This 'resilience signature' is linked to superior memory formation and processing. The study's findings have implications for understanding healthy aging, cognitive resilience, and the prevention of Alzheimer's disease.
A nearly complete skeleton of Alnashetri cerropoliciensis has been discovered in Argentina, providing the first evidence of this enigmatic group of dinosaur. The fossil's age and anatomy reveal that these tiny animals existed when the continents were still connected as Pangaea.
A new spinosaurid species, S. mirabilis, with a distinctive scimitar-shaped crest has been discovered in Niger's central Sahara, adding to the understanding of spinosaurid evolution. The fossil find challenges the long-held hypothesis that these fish-eating theropods lived in an oceanic habitat.
Researchers from the University of Tokyo used CT scans to study Triceratops' nasal anatomy, revealing a specialized structure called a respiratory turbinate. This unique feature helped regulate temperature and moisture levels in the dinosaur's large skull.
The discovery of Foskeia pelendonum, a tiny ornithopod dinosaur, overturns global ideas on dinosaur evolution. The species' small size belies its specialized dentition and shifting posture during growth.
Researchers provide radiation oncologists with practical guidance to identify and protect female sexual organs during pelvic cancer treatment. The study establishes a shared, standardized approach to identifying the bulboclitoris, enabling clinicians to measure radiation dose to these tissues.
Researchers will create a new modality called Phase Change Ultrasound Lymphograph to super-resolution map lymphatic structures, providing quantitative information on anatomy and function. The device aims to screen for lymphatic abnormalities and guide treatment decisions.
A new study uses three-dimensional geometric morphometric analysis to examine wrist ligament insertion sites in fossil hominids, revealing diverse locomotor behaviours and significant differences between species. The research expands palaeoanthropology methods, proposing an innovative approach to reconstructing human ancestor movement.
James Schwob, a professor at Tufts University School of Medicine, has been named a fellow of the National Academy of Inventors. His research focuses on the mechanisms that regulate neural development using the peripheral olfactory system as an ideal model for neuroregeneration and therapeutic approach for age-related olfactory loss.
Researchers assessed olfactory abilities in extinct mammals like early whales, sabre-toothed cats, and Tasmanian tigers using skull and genetic studies. The study provides a reliable method for reconstructing the sense of smell in extinct species.
Researchers used engineering simulations to test the anatomy of a 250-million-year-old mammal and found that it likely had an eardrum large enough to hear airborne sound effectively. The study's findings challenge previous hypotheses on how early mammals heard, providing new insights into their evolution.
A new study reveals that Dunkleosteus was an oddball among ancient armored fishes, with a cartilage-heavy skull and unexpected feeding behavior. The research places Dunkleosteus in proper evolutionary context, highlighting the diversity of arthrodire groups.
Researchers created a miniaturized replica of carotid arteries using 3D printing, mimicking the geometry and fluid dynamics of human blood vessels. The model revealed that platelet movement is crucial in blood clot formation, and high stress on blood vessels triggers significant platelet activity.
Renowned gastroenterologist Jean-Frédéric Colombel, MD, will deliver the 31st Anatomy Lesson on November 20, exploring Mount Sinai's pioneering work in IBD prevention and treatment. His presentation aims to highlight the growing problem of immune diseases, including Crohn's disease.
Students taught with virtual 3D scans showed greater confidence and comparable improvement in examination scores compared to those using physical prosections. Virtual technology proved valuable for preparation but lacked the hands-on experience of actual dissection.
A team of UChicago paleontologists unveiled fossil specimens of the duck-billed dinosaur Edmontosaurus annectens, revealing its fleshy external anatomy in unprecedented detail. The 'mummies' preserved fine details of scales and hooves, including a spike row over its tail and hooves sheathing its toes.
A Simon Fraser University study confirms that women's running shoes are not designed for female runners, prioritizing comfort, fit, and injury prevention. Researchers found that shoe designs shift over time with age and pregnancy, and competitive runners seek performance-enhancing features without sacrificing comfort.
A systematic review suggests AI improves accuracy and decision-making in pediatric anesthesia, enabling anesthesiologists to intervene sooner when complications occur. AI offers personalized, real-time decision support, potentially reducing complications and outcomes in children.
The study found that males have a narrower pelvis, resulting in a more medial starting point for S2AI screws and poorer rod alignment. Researchers aim to tailor treatment to patients' specific anatomy to improve surgical efficiency and outcomes.
A recent study found that a minimalist approach to transcatheter aortic valve implantation (TAVI) is noninferior to the standard approach, with around 80% of patients able to be safely managed without sedation. The ACURATE neo2 valve was superior to Evolut valves in reducing pacemaker implantation and improving outcomes.
A new study links the size of male proboscis monkeys' noses to their unique vocal characteristics, suggesting a significant impact on individual identity. The findings shed light on the complex interplay between anatomy, acoustics, and social behavior in animals, with potential implications for human communication.
Researchers discovered a 310-million-year-old fossilized ray-finned fish, Platysomus parvulus, which had a unique 'tongue bite' mechanism to devour prey. This ancient fish's internal anatomy revealed a sophisticated arrangement of tooth plates and gill skeleton, providing insights into the evolution of fish feeding strategies.
The procedure uses a combination of advanced imaging, artificial intelligence, and 3D printing to create a customized implant tailored to each patient's unique anatomy. This technology allows for more precise spinal alignment, reduced surgical complications, and faster recovery times.
Gloria Arratia's new book explores the fascinating anatomy of catfishes, while also delving into their evolution and genetic relationships. The updated volume incorporates research from understudied areas like Africa and Asia, shedding light on the group's diverse phylogenetic connections.
Researchers developed a new microfluidic method to preserve worm anatomy, linking lipid signals with body structure using mass spectrometry imaging. They identified several lipids clustering in distinct anatomical regions, providing insight into how fat molecules are organized and function across the worm.
Pediatric MRI innovations sharpen clinical lens for early disorder identification, making experience safer and more comfortable. AI-powered analysis and silent scanning enable deeper insights into lifelong cognitive and emotional health.
Researchers reanalyzed the coelacanth's skull musculature and found that only 13% of previously identified evolutionary muscle novelties were accurate. The study also identified nine new evolutionary transformations related to feeding and respiration, revealing a more similar anatomy to cartilaginous fish and tetrapods.
Bioengineers at Harvard John A. Paulson School of Engineering and Applied Sciences have developed a computational model called BrainFlow that simulates cerebrospinal fluid flow in the presence of shunt implants, providing insight into optimal shunt design and placement for hydrocephalus patients.
A new study in mice found that fetal exposure to certain e-cigarette ingredients can alter skull shape, even without nicotine. The offspring of mothers exposed to these compounds weighed less and had narrowed facial features and shortened skulls compared to those not exposed.
The sea spider genome provides novel insights into the development of its characteristic body plan, including the extreme reduction of its abdomen. The study also sheds light on the genetic mechanisms underlying this process and offers a new reference genome for comparative studies.
Researchers analyzed over 200 species of tetrapods to understand mammalian posture evolution, finding that ancestral synapsids had a sprawling posture but distinct anatomy. The study suggests that parasagittal posture evolved late in synapsid evolution, around 100 million years ago.
Professor Garry Duffy joins RCSI with a unique combination of institutional knowledge and fresh leadership perspective, focusing on integrating excellence in health sciences education with innovative patient-centred research. He aims to build on the university's heritage by enhancing anatomical education and pioneering research in rege...
A recent study published in Proceedings of the Royal Society B discovered that sex-changing fish can rapidly assert dominance after a change in social hierarchy. In this species, known as the New Zealand spotty or paketi, dominant behavior emerges within minutes of removing the current dominant fish.
The American Association for Anatomy has awarded over $238,000 to nearly 200 individuals through various awards and scholarship programs. The organization recognizes outstanding achievements in research, education, and professional development, supporting career advancement and further education opportunities.
A team of palaeontologists from Fundación Dinópolis has discovered a partial stegosaurian skull in Spain, revealing previously unknown aspects of the species' anatomy. The find has led to the proposal of a new evolutionary hypothesis and the definition of a new group called Neostegosauria.
A new study reveals that harriers have independently evolved owl-like traits in their ear and brain anatomy, allowing them to locate prey by sound. This discovery provides insights into how birds perceive their surroundings and may contribute to bird conservation efforts.
The breakthrough allows researchers to non-invasively assess BBB permeability using a wide range of radiotracers, enabling early detection of altered permeability and potential markers for neurodegenerative diseases. The scanner can also measure the effects of aging and liver inflammation on BBB health.
Researchers have identified two proteins in birds that compensate for the loss of a key immune component in humans, providing insights into combating respiratory diseases. The study sheds light on how birds maintain lung protection despite their unique respiratory anatomy.
Harvard researchers formally describe the 100-year-old arthropod fossil Helmetia expansa, offering new insights into its anatomy, behavior, and evolutionary relationships. The study reveals that Helmetia likely walked like trilobites and exhibited a unique molting strategy.
A 131-million-year-old pregnant ichthyosaur named Fiona has been studied for her well-preserved skeleton, which provides details about the anatomy of these marine predators. The researchers also found evidence of her final meal and a healed injury in her fin bones.
A study published in GeroScience found that weight training improves memory and brain anatomy in older adults with mild cognitive impairment. The results showed that strength training protected against atrophy in key brain areas associated with Alzheimer's disease.