Articles tagged with Postdoctoral Work
A University of Washington study proposes a model of plasma motion that explains the 11-year sunspot cycle and other solar phenomena. The model suggests that a thin layer beneath the sun's surface is key to understanding solar magnetic phenomena, including sunspots, magnetic reversals, and solar flow.
Researchers from Chalmers University of Technology have demonstrated a graphene-based detector that can detect faint cosmic signals with high sensitivity and large bandwidth. The device's low power requirements make it ideal for future space missions, enabling 3D imaging of the universe.
High-temperature superconductors exhibit variable charge density due to 'charge density waves' and newly identified 'charge density fluctuations'. The latter are pervasive, present at room temperature, and affect the material's superconducting properties without competition with charge density waves.
A new study finds that US suicide rates have jumped 41% since 1999, with rural areas bearing the brunt. Factors contributing to higher rates include lack of insurance, gun shop density, poverty, and low social connections.
Researchers at MIT have developed a new algorithm that enables the 'roboats' to smoothly reshape themselves as efficiently as possible. The system, designed for Amsterdam's canals, allows groups of linked roboat units to unlatch from one another and reattach to form various structures, such as bridges and stages.
Dr. Xuan Liu has received a $70,000 Switzer Research Fellowship to fund gait retraining research in children with cerebral palsy. The study aims to test two types of biofeedback gait training to correct stiff knee gait patterns.
Researchers found that individuals with higher optimism levels live up to 11-15% longer and have a 50-70% greater chance of reaching 85 years old compared to those with lower optimism. Optimism may be linked to healthier habits, better emotional regulation, and increased resilience.
A global study finds that birds with smaller brains thrive in variable environments by using alternative ecological strategies, such as large bodies and high reproductive rates. In contrast, big-brained birds are less adaptable and invest more time in raising fewer offspring.
Scientists removed nearly 200 invasive red-eared sliders from a UC Davis Arboretum waterway to observe the impact on native western pond turtles. The study found that without competition, native turtles gain significant weight and improve health.
New research shows that mosquitoes at the northern edge of their range are successfully surviving cold winters using diapause eggs. This rapid local adaptation could impact efforts to control the spread of invasive species like Asian tiger mosquitoes, which transmit diseases such as Zika and dengue viruses.
A Northwestern University study found that people acquire attitudes toward individuals based on nonverbal signals, including implicit biases. The researchers discovered that participants attributed their negative attitudes to the target's behavior rather than the observer's actions, highlighting the importance of considering the role o...
Researchers create BodyNet, a wearable technology that detects physiological signals from the skin using RFID technology. The system tracks heart rate, respiration, and muscle movements, providing accurate readings without interfering with daily behavior.
Researchers found that societies with specialist cultures form densely connected networks, while generalist cultures result in sparser networks. Specialists have higher proficiencies due to learning from peers, but may be harmed by environmental changes.
Researchers at the University of Sheffield have discovered UK-size photospheric plasma swirls generating short-lived Alfvén pulses in the solar atmosphere. These pulses are estimated to carry more than 10 times higher energy flux than needed for heating the local upper solar chromosphere.
Scientists predict potential failure sites in disordered materials like cellular foams and fiber networks by analyzing network connections. They used geodesic edge betweenness centrality to identify the most critical edges and predicted failure locations with high accuracy.
A UC Riverside physicist is studying strongly interacting systems to improve understanding of superconductivity and potentially develop novel materials. The research combines recent advances from high energy and condensed matter physics with insights from quantum information theory.
Engineers use undercooled metal technology to create conductive lines and traces on various materials, including paper, concrete, and biological tissues. The technology enables heat-free fabrication of metallic interconnects and traces without damaging the base material.
Stephen Montgomery, a Stanford University geneticist, receives ASHG's Early-Career Award for his innovative work on gene regulation, rare genetic variants, and exercise-induced molecular impacts. He has made significant contributions to the field, mentoring numerous students and postdoctoral researchers.
Researchers from the University of Pennsylvania discover a genetic mechanism controlling the development of specialized structures in acacia trees that feed and house ant colonies. The findings suggest an age-dependent phenomenon in plant development, where traits appear only after reaching a mature stage.
A new study found that older patients with dementia received significantly less transitional care than those without dementia, including inadequate patient education and poor communication between healthcare teams. Researchers are calling for system-level changes to prioritize the needs of dementia patients and their caregivers.
Scientists at Princeton University have created an electronic array that simulates particle interactions in a hyperbolic plane, a geometric surface where space curves away from itself at every point. This innovation could enable new investigations in quantum mechanics and aid the design of new materials.
Researchers at Stanford University discovered a new form of cell communication, where individual cells coordinate their ultrafast contractions to release paralyzing toxins in sync. The phenomenon was found to occur through hydrodynamic flows, allowing cells to sense and respond to their environment.
A team led by UC Riverside physicists has identified dark trions as a promising carrier of quantum information, with a lifetime of over 100 times longer than bright trions. This breakthrough could revolutionize information transmission and enable new ways of data transfer.
Bias and honesty are key factors in determining source credibility, a study by Ohio State University researchers found. People tend to distrust biased sources, even if they believe the information is true. In contrast, untruthful news isn't the only issue for consumers; objective sources can still lose credibility if perceived as biased.
A new imaging method developed at Cornell University helps remove pollutants from water by identifying optimal catalyst particle sizes and shapes. The technique, called COMPEITS, reveals previously unknown behaviors of catalysts, rendering pollutants nontoxic.
Andrea Signori's project, 'Unraveling Hadronization,' aims to improve fragmentation functions and make them more accurate. This will give physicists more confidence in detecting specific quarks in particles, leading to a better understanding of hadronization.
Researchers Drs. Shenoy Handiru and Katie Lancaster at Kessler Foundation will investigate novel ways to improve rehabilitative care for disabilities caused by stroke and multiple sclerosis. The projects aim to enhance hand function in stroke patients and alleviate feelings of stress and anxiety in individuals with MS.
Researchers at Cornell University have developed a system of circulating liquid, called "robot blood", to store energy and power robotic applications. This synthetic vascular system enables robots to perform sophisticated tasks for longer periods, increasing energy density while maintaining mobility.
Northwestern University researchers found nanoparticles engineered with DNA in colloidal crystals exhibit electron-like behavior, introducing a new term called metallicity. This discovery challenges the current understanding of matter and opens doors to designing new materials with unique properties.
Researchers have identified genes that can help chickens resist Newcastle disease, a major poultry pathogen affecting small flocks in low- to middle-income countries. The study found that certain breeds of chickens have innate resistance to the disease due to evolutionary adaptations.
Researchers developed a tool to predict postoperative delirium severity, enabling better care for patients recovering from surgery. The study used data from 100 adults undergoing non-cardiac, non-neurological surgery, combining two previous tools to assess delirium intensity.
A team of researchers from the University of Illinois has developed a new technique to predict high-yielding crop traits by stacking six machine learning algorithms, improving predictive power by up to 15 percent. The approach empowers scientists to leverage computational analysis to translate their datasets into beneficial results.
Researchers at Princeton University discovered a new mechanism linking the circadian clock and fat metabolism through the Nocturnin enzyme. The study found that Nocturnin regulates specific metabolites to produce energy and protect cells from damage, leading to improved metabolic health outcomes.
Researchers at Simon Fraser University discovered that tiny fish species around the world are a crucial food source for larger fishes on coral reefs. These 'cryptobenthic' fishes dominate larval communities near reefs and create a steady stream of babies that rapidly replaces each adult fish devoured on the reef.
The new project, led by Professor Vinzenz Hediger, investigates war destruction and reconstruction in non-fiction film from 1949 to 1953. The team analyzes public spaces such as marketplaces and squares in various European countries.
Research by UMass Amherst epidemiologist Elizabeth Evans identified factors affecting women vets' use of VA-provided health care, including poor connections, limited knowledge, and uncomfortable environments. The study aims to inform improvements to VA health care design and delivery to better serve women veterans.
Scientists have discovered that patients with a rare form of dementia called Primary Progressive Aphasia show abnormalities in brain function despite structurally normal MRI scans. Functional defects were found in regions not yet showing structural damage on MRI, suggesting an early-detection method for neurodegeneration.
A study found that varying question formats can significantly affect the proportion of Americans who believe in human-caused climate change. The researchers surveyed over 7,000 people and found that the acceptance rate ranged from 50% to 71%, depending on the format used.
A team of researchers has detailed the final fate of levitating Leidenfrost droplets, finding that smaller drops escape and larger ones explode violently. The study's findings suggest that contaminants play a crucial role in determining the droplets' behavior, with minute quantities having significant effects on their lifetime.
Researchers found that microorganisms can use arsenic as an electron acceptor to extract energy from food, a strategy thought to be a holdover from Earth's early history. The discovery opens up new avenues for studying organisms that thrive in low-oxygen environments.
Researchers found that bots use time delays to make trades faster than humans, allowing them to frontrunning and take advantage of human error. High fees paid to prioritize transactions pose a security threat to the entire blockchain.
A new study suggests that social support only benefits those with a positive attitude about themselves, but not those with low self-esteem. People with high self-esteem already have advantages compared to those with low self-esteem, and social support only helps them more.
Stakeholders rely on federal government-sponsored research to form opinions on hydraulic fracturing, viewing it as more neutral and credible. The study highlights the importance of federal research in reducing polarization and shaping the regulatory landscape.
Researchers used CRISPR-Cas9 to engineer cassava plants resistant to viruses, but found mutated viruses that evolved resistance instead, threatening crop yields. The study warns of potential unintended consequences of gene-editing technology in agriculture.
Jasper Heinsbroek, a recent MUSC graduate, receives the DP5 award to pursue independent addiction research and develop new therapeutics. The grant will enable him to establish himself as an independent researcher and follow up on his doctoral research.
Researchers at Ohio University have discovered a new species of meat-eating mammal larger than any big cat. The 22-million-year-old fossils belong to the extinct hyaenodont group and provide a window into a bygone era.
A model by theoretical biologists demonstrates how superstitious beliefs can become established in a society's social norms, guiding the behavior of large groups. The research suggests that even irrational beliefs can be beneficial when correlated with others' actions, leading to coordinated behaviors.
Researchers from Finland and Brazil developed a method that uses both plant and soil data to produce a map of soil properties in Amazonia. The study leverages digital herbarium databases and fern species occurrence data to estimate soil properties, providing valuable insights for conservation efforts.
Analyzing nearly 6 million citations, Northwestern University researchers found that highly cited papers cite relatively recent work and go on to become highly cited themselves. This suggests that top scientists are adept at identifying promising research.
A team of UT Southwestern researchers has created a groundbreaking two-hit model to combat HFpEF, a type of heart failure with no effective treatments. By combining high-fat diets with blood pressure-raising drugs, they replicated the human condition and provided an accurate biological picture that can advance treatment development.
A team of Colorado State University researchers are studying the prevalence and psychological indicators of sexual harassment in field-based research. They aim to create a policy and culture of collegiality and respect across field teams, with a focus on low-power positions like graduate students and postdoctoral researchers.
Community Noise Lab, launched by Dr. Erica Walker, explores the relationship between community noise and health through real-time sound monitoring, lab experiments, and community engagement. The lab aims to inform, empower, and impact communities, sharing ride-sharing science to advance public health research.
Researchers found evidence of a giant exoplanet orbiting an evolved binary system, with a mass approximately 13 times that of Jupiter. The discovery was made possible by analyzing variations in eclipse timing and orbital period using Kepler Space Telescope data.
Researchers at UCF have successfully controlled the speed of light by reorganizing its energy and mixing space and time properties. This achievement could lead to more efficient optical communication and alleviate data congestion.
A study by Princeton University researchers found that racial bias contributes to disciplinary disparities in US schools, with black students experiencing higher rates of suspension and expulsion. The study analyzed data from over 3,100 counties and found a correlation between county-level measures of racial bias and disciplinary action.
Researchers have demonstrated the real-world utility of direct antenna modulation (DAM) for boosting radio signal quality when transmitting at high data rates. The method has applications in military communications and can improve signal quality dramatically with much smaller antennas.
A University of Rhode Island scientist has determined the temperature at the boundary of the Moon's core and mantle, finding it to be between 1,130 and 1,470 degrees Celsius. This discovery will help create a temperature profile through the Moon, allowing researchers to better understand its internal structure, composition, and evolution.
The Human Frontier Science Program has awarded 89 fellowships to outstanding young life scientists from around the world. The new fellows will conduct innovative research in biology, including studies on skin-based lymph nodes, motor proteins for translation, and temporal learning.
The European Research Council has invested EUR 540 million in grants for 222 top researchers across Europe. Their projects could lead to breakthroughs in renewable energy, biological clocks, and social justice, among other areas.
A research team at the University of Illinois developed a Stackelberg feedback solution to counter jamming signals, enabling more reliable communication in critical systems. The approach involves coordinated actions among sensor, encoder, and decoder units to minimize errors caused by jamming.