Articles tagged with Asymmetry
Researchers have untangled the intricate physics and neural controls that enable dragonflies to right themselves while falling. They found that vision plays a key role in initiating the righting reflex, which triggers a series of reflexes that send neural signals to the wings.
Research found that IVF clinics offering money-back guarantees have a higher live-birth success rate and lower multiple birth risks compared to those without MBGs. The study suggests that these programs serve as signals of high-quality care in the field of IVF and other healthcare services.
Researchers at University of Texas at Austin create first-ever biologically authentic computer model of HIV-1 virus liposome, shedding light on replication and infectivity. The study reveals key characteristics of the liposome's asymmetry and its role in shaping macroscopic properties.
A team of political scientists argues that a self-enforcing democracy requires parties to refrain from exploiting electoral rules, citing fear of retaliation and partisan sorting. The study highlights the threat of gerrymandering and voter suppression to democratic representation.
A large study comparing the brains of left-handers and right-handers found significant differences in brain asymmetry across ten regions. The research also discovered a link between genetic influences on handedness and brain asymmetries in language-related regions.
Researchers at the University of Groningen have successfully trapped molecules of strontium fluoride, setting a new record for molecular trapping. This achievement is significant because it allows scientists to investigate the fundamental laws of the universe, including the asymmetry between matter and anti-matter.
A new study by CSU social psychologist Jennifer Harman finds that parental alienating behaviors closely resemble coercively controlling violence, intimate terrorism, and battery. The research highlights power imbalances in families affected by parental alienation, emphasizing the need to treat it similarly to other forms of abuse.
Researchers discovered an asymmetrical behavior in isogamous yeast, where MATa cells exhibit exploratory search and MATα cells display short-range gradient sensing. This finding challenges previous assumptions on the evolutionary origins of sexual dimorphism.
Researchers will examine Latin America's role in shaping international order during the nineteenth century, drawing on multinational archival work. The study aims to contribute to debates on historical International Relations and republicanism, shedding light on British-Latin American relations.
The experiment contradicts a previous study from the late 90s, suggesting that quarks and antiquarks have a smooth asymmetry with no flip of the ratio between anti-up and anti-down quarks. The discovery has implications for understanding the proton's properties and its role in atomic structure.
Researchers investigate whether blockchain technology generates value for firms, particularly in asset-backed securities (ABS) issuance. Blockchain-based ABS can address information asymmetry, providing transparency and a level playing field for market participants.
Researchers found that direct-tie asymmetry has an inverted U-shaped effect on a firm's abnormal returns, while indirect-tie asymmetry has a U-shaped effect on its risk. The study highlights the importance of assessing a potential alliance partner's ties relative to the focal firm's own ties.
Global warming is affecting nighttime temperatures differently, with more than half of the global land surface experiencing greater night-time warming. This 'warming asymmetry' has significant implications for plant growth and species interactions.
A new study reveals that surgical treatment of breast asymmetry in young women yields significant and sustained improvements in psychosocial quality of life. The procedure corrected severe breast asymmetry, averaging two cup sizes difference between breasts, and led to notable enhancements in self-esteem, social functioning, and emotio...
Researchers distinguish between brain activities of right-handers and left-handers using functional near-infrared spectroscopy, revealing asymmetry in response to passive touch stimulations. The study may have implications for brain-computer interfaces, rehabilitation robotics, and cognitive enhancement treatments.
Researchers at Kyoto University create simplified artificial cell to investigate internal structure of cells. The team discovers two coexisting actomyosin networks with opposing functions that determine positioning symmetry.
Researchers have found that neutral pions emitted in the very forward area of polarized proton-proton collisions retain a large degree of left-right asymmetry. This finding suggests reevaluation of previous theories on particle generation. Further study is needed to understand the mechanism underlying this phenomenon.
Researchers found that rare lefty garden snails have shells formed by a developmental accident rather than inheritance. Dr Angus Davison's appeal for help finding a mate for Jeremy led to the discovery of over 40 lefty snails, which were then bred together to test the genetics behind this condition.
Researchers analyzed over 200,000 spiral galaxies, finding a pattern of asymmetry in their spin directions that suggests the early universe may have been spinning. The study also reveals complex cosmological multipoles, which indicate a non-symmetric structure to the universe.
The T2K experiment has shown that neutrinos oscillate more often than antineutrinos, pointing to almost maximum asymmetry between their behaviors. This finding offers a promising explanation for the disappearance of antimatter in the universe and may be confirmed by future experiments.
Researchers found epigenetic differences between brain hemispheres linked to variations in gene activity, making one side more vulnerable to neurological diseases. These findings could lead to new therapeutic strategies for treating Parkinson's and other neurological disorders.
A new paper suggests an 'axiogenesis' mechanism to explain the imbalance of matter and antimatter in the Universe. The proposed theory involves a rotation of the axion field, which could provide new research avenues for model building and studies of associated phenomenology.
Researchers measured brain asymmetry in humans and great apes, finding a shared pattern in brain shape and connectivity. Humans exhibited greater variability in brain asymmetry than expected, suggesting increased functional modularization.
A study on pectoral fin rays of ancient fish species uncovers key structural changes enabling fins to give rise to limbs. The transformation is marked by the appearance of digits, reducing dermal fin rays and fin webs.
Researchers discovered that bees use a specific wing motion to create a wave and propel themselves forward, essentially 'surfing' on the water's surface. This unique adaptation enables bees to escape drowning by generating a strong enough force to reach land.
A large-scale study found that people with autism spectrum disorder have less brain asymmetry, particularly in cortical thickness. The findings suggest altered development of the brain's left-right axis is involved in autism, affecting widespread brain regions.
Researchers found that trademark portfolios are an important predictor of firm success, leading to better product market performance and higher valuations. Obtaining a trademark signals quality and attracts financing on favorable terms.
A team from the University of Tsukuba studied volleyball aerodynamics using wind tunnel experiments and found that standard panels create an asymmetric surface, affecting flight patterns. This research may help develop more efficient drones.
A study by Prof. Renhe Zhang and colleagues found that El Niño decays faster than La Niña due to asymmetrical zonal wind anomalies in the equatorial western Pacific. The negative sea surface temperature anomaly associated with La Niña events persists for more than a year, resulting in a longer duration.
Researchers have identified a single gene, Lsdia1, responsible for snail shell coiling in a species of freshwater snail. The study reveals that this gene controls left-right asymmetry from the earliest stages of development.
A team of researchers has discovered a single protein that induces spiral motion in another molecule, causing cells to twist and trigger lateralized behavior. This protein, Myosin 1D, is capable of inducing asymmetry at all scales, from molecular to behavioral levels.
Researchers from ITMO University and the Australian National University have discovered a new physics of high-Q resonances in asymmetric metasurfaces, governed by bound states in the continuum. This breakthrough enables the creation of thin, highly efficient sensors, lasers, and nonlinear radiation sources.
A study published in Plastic and Reconstructive Surgery found that facial asymmetry increases steadily with aging, especially in the lower two-thirds of the face. Researchers used 3D photogrammetry to measure facial symmetry in 191 volunteers, ranging from four months to 88 years old.
Researchers at New York University find that water's density increases above freezing point and cooling it down reveals asymmetry in ion transport. This discovery could lead to new materials for clean energy applications and deeper understanding of water's properties.
A study led by LMU researchers confirms the presence of magnetic particles in human brains, with striking asymmetry in their distribution. The particles were primarily found in the cerebellum and brainstem, but their chemical nature remains unknown.
Researchers found that quantum models can entirely mitigate the memory overhead required to model data in reverse, outperforming classical models. This discovery has profound implications for our understanding of time and its arrow.
Researchers found that symmetrical stimuli are less likely to trigger an inversion effect when targets are sexualized, suggesting a cognitive mechanism behind human sexual objectification. Visual exploration strategies may play a role in this phenomenon, with lower fixations on the face region of sexualized targets.
Research found rock ants with slightly better vision in one eye tend to turn left, contradicting previous thinking on human lateralization. This suggests physical indicators of lateralization can be externally observable.
Researchers found that people closely watch lip movement and shape when perceiving speech, with subtle distinctions between vowel sounds suffering without these cues. The study's findings have implications for designing more intelligible avatars and improving communication devices for the hearing impaired.
Researchers found that lopsided ear function can lead to asymmetric brain development, causing differences in motor behavior. They used mice with a genetic defect to demonstrate the link between inner ear function and brain asymmetry, which was also observed in humans with normal ear function.
Researchers discovered that lipid asymmetry plays a key role in activating immune cells. By maintaining balance, the immune system can be controlled and potentially used to treat allergies, inflammation, or cancer. The study's findings suggest new avenues for treating these conditions by regulating membrane composition.
Researchers at RHIC observed a significant directional preference in neutron production when protons collide with larger gold nuclei, contrasting with previous findings in proton-proton interactions. This unexpected result has implications for understanding particle production mechanisms in high-energy collisions.
A large-scale brain imaging study has refuted the long-held theory that a specific region in the left hemisphere is responsible for language processing. The research found no correlation between the planum temporale's anatomical asymmetry and language lateralization, contradicting previous findings.
A study published on Scientific Reports reveals that hand preference is already defined at the 18th week of gestation. Foetal kinematics analysis predicts manual dominance with an accuracy of 89-100% in boys and girls, which may lead to early recognition of pathologies like depression, schizophrenia, and autism spectrum disorders.
Biologists have found that cichlid fish with a distinct preference for one side of their bodies exhibit corresponding asymmetry in brain structure and gene expression. The study reveals a functional relationship between brain shape and behavioral laterality, suggesting an evolutionary link to handedness in humans.
A team from the University of Pennsylvania discovered how chromosomes bias their chance of getting into a sex cell by exploiting asymmetry in the cell-division process. This bias can lead to errors in gamete formation, causing miscarriages and conditions like Down's syndrome.
A new method assesses patterns of ground force application, suggesting Bolt's mechanics may vary between left and right legs. The analysis provides a new tool for understanding the basis of maximal running speeds.
Researchers discovered that blind Mexican cavefish have asymmetrical cranial bones, which may help them navigate in the dark. The fish swim in a counterclockwise pattern using sensory organs to follow the contours of their cave environment.
Researchers found that similar levels of trust reduce opportunistic behavior, while asymmetry leads to perceptions of opportunism. Asymmetry in power and size influences perceptions, with bigger buyers perceived as less opportunistic by smaller suppliers.
A recent review explores why animals favor one side of the brain, highlighting perceptual specialization, motor specialization, and parallel processing. The research also sheds light on environmental influences and genetic aspects of asymmetrical development, potentially providing insight into brain conditions in humans.
University of Washington researchers find that an asymmetric lower face may indicate early life stress, with one in four US adolescents showing such asymmetries. The study used data from the National Health Examination Survey to investigate lower-face asymmetry as a potential marker for developmental instability.
A study published in eLife found that differences in gene activity between the left and right hemispheres are responsible for handedness. The researchers also discovered that environmental influences during pregnancy can affect the development of precursors to handedness.
A study found that genetic differences in the spinal cord of embryos contribute to handedness, with the left side maturing faster than the right. This early difference may trigger later brain asymmetries, including language dominance in most adults.
Researchers used a model to simulate human migration in the Americas, finding that east-west migration was easier due to transferable knowledge. The study reveals how modularity of knowledge interacts with asymmetry during migration, with implications for understanding cancer metastasis and other biological systems.
A novel approach to analyzing brain structure shape reveals structural asymmetries that vary among individuals, increasing with disease severity. This technique, BrainPrint, may predict disease progression and allow early detection of dementia.
Researchers discovered that when people sleep in an unfamiliar place, one hemisphere of the brain stays more awake to keep watch. This phenomenon is related to the difficulty a person experiences in falling asleep and can be reduced by bringing familiar comforts.
Researchers found larger globe pallidus volume in schizophrenia patients and specific leftward asymmetry for the region. Patients also showed smaller hippocampus, amygdala, thalamus, and accumbens volumes compared to healthy controls.
Researchers found that the fruit fly's visual system incorporates expectations of typical environment features into its calculations. The unequal distribution of bright and dark regions in nature is reflected in asymmetric processing by the fly brain, enabling efficient course correction in virtual environments.
A study found that individuals with right- or left-sided facial hemiparesis have difficulty interpreting emotions, particularly when the expression starts on the paralyzed side. Facial mimicry, which helps understand emotions, is also affected by asymmetry, suggesting a lateralized and anatomical basis for this phenomenon.
Scientists discovered that scale-eating cichlids gradually acquire lateralized behavior as they learn to eat scales from one side of their mouth. The study found a correlation between mouth asymmetry and the direction of attack on prey, with older fish having more skewed mouths that ate more scales.