A 125-million-year-old bird fossil from Spain provides a unique glimpse into the anatomy of early bird flight. The discovery supports the notion that some ancient birds were capable of aerodynamic feats similar to those of modern birds.
A recent study by Georgia State University and other institutions reveals that chimpanzees' brain structures are associated with various personality traits. The research found correlations between gray-matter volumes in specific brain regions and personality traits such as openness, extraversion, and dominance.
A new themed issue explores the anatomy of rifting, revealing diverse extensional processes, including plate thinning, magma intrusion, and volcanism. The study documents active processes at divergent plate boundaries and transforms, synthesizing key research topics on plate extension.
Bunostegos' forelimb anatomy reveals unique characteristics allowing it to stand with legs under the body. This finding indicates the earliest known example of an upright posture in pre-reptiles, dating back 260 million years.
A new study reveals that the traditional papal blessing hand gesture was likely caused by an ulnar nerve injury to St. Peter, the first pope, rather than a median nerve injury as previously thought.
Researchers analyze 260-million-year-old skull of Eunotosaurus africanus to understand turtle origins. They find evidence of diapsid condition, a characteristic shared with modern reptiles and birds.
Researchers at UMass Amherst found that as geckos become larger, their bodies act like springs, becoming stiffer and enabling them to climb effectively. The team measured the adhesive ability of five species, finding a strong correlation between body size and stiffness.
EPFL scientists have developed a new method called cryofixation to preserve the brain's true structure, overcoming distortion caused by traditional fixation methods. This breakthrough allows for unprecedented detail in brain imaging and has significant implications for understanding brain anatomy and function.
A new computer-based system provides rapid, real-time feedback during facial transplant surgery, potentially improving face-jaw-teeth alignment and reducing residual deformities. The CAPE platform uses CT scans to match donor anatomy with recipient anatomy, providing unprecedented visual data for surgeons.
Researchers found mathematical evidence that Michelangelo used the Golden Ratio in 'The Creation of Adam'. The ratio, 1.6, enhances structural efficiency and beauty in art.
Research suggests differences in oil-secreting glands and dermis thickness contribute to wrinkle formation. The study, published in Clinical Anatomy, found shallower wrinkles on the forehead compared to the outer eye area.
Kay E. Davies has made significant contributions to understanding Duchenne Muscular Dystrophy, a genetic disorder that causes rapid muscle weakness. Her research has led to the development of dystrophin minigenes and utrophin-based treatments, offering hope for all DMD patients.
Researchers used CT scans to study the brain anatomy of ichthyosaurs, revealing an enlarged olfactory region suggesting a key role for smell. The findings also show that vision was crucial for these marine predators.
Researchers at Kansas State University have developed a nanoplatform technology that detects human cancer cells and tumors in the early stages. The technology has been awarded US Patent 8,969,027 and shows a 95% success rate in detecting cancer at stage one and beyond.
Researchers at Ruhr-University Bochum recreated memory formation in the hippocampus using computer simulations, challenging the existing model. They found that the CA1 region plays a key role in completing memories, while the CA3 region is not as crucial as previously thought.
The Anatomical Record publishes 26 articles on mummy anatomy in historical and cultural context, exploring diseases and daily life of ancient individuals. The studies utilize advanced knowledge and tools to 'unwrap' the secrets held within mummies.
Researchers have detailed two surgical approaches for auditory brainstem implantation, including a translabyrinthine and retrosigmoid approach, to minimize damage to the brainstem and improve speech recognition. The procedures aim to restore hearing in patients with NF2 and other causes of retrocochlear deafness.
Researchers have reconstructed the ancestral snake, revealing it had tiny hindlimbs and targeted soft-bodied prey. The study suggests snakes originated on land, rather than in water, during the middle Early Cretaceous period.
Researchers successfully reversioned a bird's skull features to mimic small dinosaurs like Velociraptor and Archaeopteryx. This breakthrough sheds light on the molecular underpinnings of an important evolutionary transition, revealing a single genetic mechanism responsible for transforming beak structure.
Researchers at the University of British Columbia discovered stretchy nerves in rorqual whales that can double in length like a bungee cord. This unique structure allows the whales to create a large pocket between their body wall and blubber to capture prey during feeding dives.
Using synchotron X-rays, scientists visualize the dynamics of explosions within a bombardier beetle's body, discovering a self-repairing valve that saves energy. This breakthrough could provide new design principles for technologies related to blast mitigation and propulsion.
Researchers have identified a key role for Gli1+ stem cells in skull development and facial bone repair. Transplanting these stem cells into injured areas may help restore normal anatomy and facilitate brain growth, offering potential treatment options for infants with craniosynostosis and patients with facial disfigurement.
A recent study by Evan Saitta found that Stegosaurus had two types of plates: tall and wide. Contrary to previous claims, these were not separate species or ages, but rather males and females. The plates likely played a role in attracting mates and displaying sex.
A new study led by MIT researchers found that higher-income students have thicker brain cortex in areas associated with visual perception and knowledge accumulation, correlating with better standardized test scores. The differences in brain anatomy could explain up to 44% of the income achievement gap.
The number of labiaplasty procedures in the NHS has risen five-fold over 10 years, with over 2,000 operations performed in 2010. Women often seek FGCS due to misconceptions about normal vulval anatomy, and GPs should educate patients before referring them to a gynaecologist.
A new species of terror bird, Llallawavis scagliai, has been discovered with exceptionally preserved fossils revealing details about its anatomy and sensory capabilities. The study provides insights into the evolution, behavior, and ecology of this group of fossil birds.
A 2-year-old Neanderthal child's skeleton has yielded new insights into the species' anatomy, including a complete stapes ossicle. This finding highlights significant morphological differences between Neanderthals and humans, with the exact relation to hearing in Neanderthals still unknown.
Boosting crop yields through high-performance computing, genetic engineering, and modifying plant anatomy may be the solution to increasing global food demand by 2050.
The American Association of Anatomists has awarded lifetime achievement honors to nine individuals for their scientific, educational, and leadership contributions to the field of anatomy. The award winners include experts who have made significant impacts on human anatomy education, research, and clinical applications.
The American Association of Anatomists has awarded Young Investigators to R.R. Bensley Award winner Bungo Akiyoshi for his discovery of unconventional kinetochores in Kinetoplastids, and Feng Zhang for his contributions to comparative neuroanatomy through genome manipulations using CRISPR-Cas9.
Researchers have developed a new fluorescence microscopy technique that shows where and when proteins are produced in individual cells. The technique allows direct observation of messenger RNA molecules being translated into proteins, shedding light on protein synthesis irregularities contributing to human diseases.
Researchers at Harvard University have discovered the secret to the velvet worm's rapid and perfectly aimed slime attack, which could inspire new microfluidic devices. The unique anatomy of the worm's papillae and elasticity of its slime allow for a wide-spraying jet that entraps prey with great speed.
Research suggests a link between finger length ratios and schizophrenia in males, with those having shorter index fingers indicating high testosterone exposure. The 2D:4D ratio has been found to be an effective predictor of schizophrenia, showing significant differences between patient and control groups.
A 360-million-year-old tetrapod's skull has been reconstructed using high-resolution X-ray CT scanning, revealing a more crocodile-like structure than previously thought. The study sheds new light on the anatomy and ecology of early tetrapods, including their feeding habits and adaptations for life on land.
The cerebral cortex region is crucial for each phase of the sexual pleasure cycle, including wanting, having, and inhibiting sex. Alterations in brain networks are linked to sexual dysfunction, highlighting the importance of brain function in sexual experiences.
A new study maps distinct brain signatures for two types of extroverts: gregarious 'people-persons' and ambitious 'go-getters'. The research, published in Cognitive, Affective, and Behavioral Neuroscience, found overlapping yet distinct signatures in the anatomy of the brain.
A study using a tadpole model reveals parallels between fetal chemical exposure and autism spectrum disorder, highlighting altered neural anatomy and behavior. The research suggests that understanding this connection could lead to discovering mechanisms to prevent neurodevelopmental disorders.
Research at Cardiology 2015 Conference highlights key findings on brain injury in infants with critical congenital heart disease, reduced radiation exposure in pediatric cardiac cath procedures, improved survival rates with goal-directed CPR, and no link found between pre-operative enteral feeding and NEC in newborn cardiac surgery.
A new study led by scientists at the University of York found that the largest fossil rodent, Josephoartigasia monesi, used its incisors for activities other than biting, such as digging and defense. The rodent's powerful bite was estimated to be around 1400 N, but its incisors could withstand almost three times that force.
Researchers have developed a new technique to capture real-time 3D images of living organisms, such as zebrafish and fruit flies, allowing for the visualization of their anatomy and functions. This breakthrough uses Optical Projection Tomography, enabling the creation of three-dimensional images up to three millimeters long.
Researchers found that cell division at the abscission zone of short-lived sunflower cultivars occurs earlier than in long-lived varieties, leading to earlier petal drop. The study also showed a correlation between flower color and vase life, with darker cultivars having shorter vase life.
A new review critically examines the relationship between genital anatomy, sexual arousal, and brain stimulation to understand women's sexual pleasure. The study aims to stimulate more exacting research into human female sexual functions, particularly regarding procreation and recreation.
Recent research on early hominid diets highlights the limitations of using modern technologies alone to understand their eating habits. A holistic approach is needed, considering factors such as habitat, anatomy, and cognitive abilities. This interdisciplinary method can provide a more accurate picture of our ancestors' diets.
A new fossil analysis reveals that Vintana sertich was a badger-sized, herbivorous animal with keen senses of smell and vision. The study sheds light on the diversity of Mesozoic mammals and their paleoecology.
Researchers map out 'safe entry zones' for brainstem surgery using fiber tract dissection techniques and 3D photography. The study provides unprecedented descriptions and images of the inner anatomy of the brainstem, helping neurosurgeons plan the best approach to microsurgical procedures.
Researchers found that brain anatomy in MRI scans of people with autism above age six is mostly indistinguishable from that of typically developing individuals. The study's findings suggest that anatomical measures alone are likely to be of low scientific and clinical significance for identifying children, adolescents and adults with A...
A recent study published in Anatomical Sciences Education reveals that cadaver-based instruction is more effective than computer simulation in teaching anatomy. Students who learned on cadavers scored up to 16% higher on identification and 11% higher on explanation compared to those who used digital technologies.
A recent review in Clinical Anatomy challenges common female orgasm misconceptions, stating that 'female orgasm' is the correct term. The key to female pleasure lies in effective stimulation of the clitoris, not vaginal intercourse.
A massive 85-foot-long and 65-ton dinosaur, Dreadnoughtus schrani, has been discovered with the most complete skeleton ever found of its type. The fossil offers an unprecedented window into the anatomy and biomechanics of this giant animal.
The largest land animal for which mass can be accurately calculated, Dreadnoughtus measures 85 feet in length and is estimated to weigh around 65 tons. Its nearly complete skeleton provides unprecedented insights into the anatomy and biomechanics of massive animals that once roamed Earth.
Research found ginsenoside Rb1 enhances PI3K/Akt and MAPK signaling pathways, promoting neuronal survival and neurite growth in the hippocampus. The study suggests potential anti-dementia effects of ginsenoside Rb1 in Alzheimer's disease.
A new 3D printed anatomy kit developed by Monash University's Centre for Human Anatomy Education is set to transform medical education and training. The kit contains detailed body parts produced through 3D printing, allowing for cost-effective and accessible anatomical knowledge.
Researchers at Albert Einstein College of Medicine will study how breast cancer cells move and spread in the body. They aim to develop a test that predicts which breast cancer tumors will metastasize, based on the presence of a trio of cells called a tumor microenvironment of metastasis.
The NIH 3D Print Exchange provides freely available files for custom laboratory equipment, bacterial models, and human anatomy prints, enabling medical research and innovation. The platform also features video tutorials and a discussion forum to promote collaboration and advance science.
Researchers can conduct five different imaging studies in one scan with the Opti-SPECT/PET/CT system, providing comprehensive data on anatomy and physiological processes. The device allows for minimally invasive studies with a single dose of anesthesia, enabling scientists to develop new drug discovery methods.
A new fluorescent protein biosensor reveals the activation of Rac1 inside cancer cells during invadopodia formation, showing its role in controlling the invasion and spread of cancer cells. The study provides insights into the signaling mechanism that regulates cancer cell invasion and offers potential targets for developing treatments.
Researchers developed 3D models of an ant's neck anatomy to study its biomechanics and determine the relationship between mechanical function, structural design, and material properties. The results revealed that the ant's neck joint can withstand loads of up to 5,000 times its body weight.
The American Association of Anatomists announced its 2014 award winners, including Jeffrey Laitman for his work in human anatomy education and Drew Noden for his scientific achievements. The winners will receive medals, plaques, and honorariums, as well as opportunities to present lectures at the 2014 Annual Meeting at Experimental Bio...
A newly discovered 305-million-year-old fossil fills in the evolutionary tree for primitive harvestmen, providing evidence that they once had two pairs of eyes. This rare find allows scientists to study the anatomy of ancient arachnids in unprecedented detail.
Researchers at Fox Chase Cancer Center have uncovered new insights into the genetic mechanisms that protect against breast cancer during pregnancy. By analyzing the genetic activity of women who had and had not given birth, scientists identified differences in gene expression related to cell differentiation and breast anatomy development.