Researchers demonstrate noninvasive microscopy scans producing images of diseased tissue at the cellular level, rivaling traditional histopathology methods. The technique uses natural fluorescence and multiphoton microscopy to enable optical biopsies on living animals or humans without surgical intervention.
Researchers at Cornell University developed a new approach to using quantum dots for biological studies of living animals, achieving high-resolution three-dimensional images inside living tissue. The technique, known as multiphoton microscopy with quantum-dot imaging, outperforms conventional methods by 1,000 times in brightness and re...
Engineers studied the impacts of 9/11 on the World Trade Center, discovering factors that minimized infrastructure disruption. The study highlighted the importance of wireless communication, compartmentalized electrical systems, and heroic actions by utility workers.
A study by Cornell University researchers found that listeriosis cases are more likely to occur in clusters, which can help identify the source of contamination. This new understanding has the potential to prevent outbreaks and save lives.
Researchers at Cornell University have discovered a gene that codes for an enzyme producing nitric oxide, a hormone triggering plant's defense against pathogens. The discovery provides new insights into the biochemical and genetic pathways enabling plants to protect themselves from disease.
A study by Sean Brady reveals that army ants originated from the same source on Gondwana 100 million years ago, instead of evolving independently on separate continents. The ants' unique characteristics, including nomadic behavior and reproductive adaptation, have remained unchanged over time.
The Cornell center will focus on high-energy density plasmas, developing diagnostic devices and studying extreme conditions such as plasma jets and X-pinch point imaging sources. The research aims to create hot, dense plasmas that can produce neutrons associated with nuclear fusion.
The Cornell laboratory will be a national center for calculating earthquake effects on structures, including soil deformation and seismic damage. The facility will use customized testing structures and actuators to apply displacements and loads, enabling researchers to study the behavior of structures during earthquakes.
A study published in Environment and Behavior found that rural children living in homes with more nature exhibits lower levels of psychological distress. The researchers also discovered that the benefits of exposure to natural environments are not limited, even in rural settings with abundant green landscapes.
A study by Cornell University scientists found that children suffer intellectual impairment at blood-lead concentrations as low as 10 mcg/dl, even below the current CDC acceptable limit of 25 mcg/dl. The amount of impairment was most pronounced at lower levels, with a decline in IQ scores of up to 7 points.
Researchers at Cornell University have developed a non-toxic paint that effectively prevents marine fouling by creating a self-cleaning surface. The hydrophilic and hydrophobic materials, tested by the ONR and other collaborators, deny bacteria a compatible surface to grow on, reducing fouling.
A study has identified a vast network of subsurface streams and ponds in the northern Gulf of Mexico basin that are believed to contain significant amounts of untapped oil and gas. The discovery, made by Cornell University professor Lawrence M. Cathles, estimates that these reserves could be as large as those found in the North Sea.
Researchers at Cornell University have developed a method to incorporate iron oxide particles into porous ceramic structures, enabling size exclusion and magnetic interactions. This enables the separation of single proteins from thousands found in blood serum, with potential applications in catalytic conversion.
Cornell researchers have developed a highly efficient chemical route to produce the biodegradable polymer poly(beta-hydroxybutyrate), which has potential applications in various industries. The discovery is a significant breakthrough in creating sustainable materials, with the potential to replace traditional plastics.
The SIRTF is designed to peer into deep regions of the universe not visible optically, providing clues to star and galaxy formation. With its infrared spectrograph, it will observe ultrafrigid stars and penetrate obscuring dust in the cosmos.
Researchers discovered pulsar bursts coming from beachball-sized structures in the Crab Nebula, a cloud of debris from a supernova. The structure's small size is inconsistent with all but one proposed theory for generating radio emission.
The National Science Foundation approves a major change in LEPP's investigation into elementary particles, shifting focus to charm quark physics. Physicists will make precision measurements of the strong force using CESR and CLEO facilities.
A new book by Phyllis Moen and Cornell University's Couples and Careers Study highlights the need for more flexible career paths to support dual-career couples. The study found that most two-career couples are experiencing stress due to managing multiple jobs, work schedules, and family responsibilities.
A team of Cornell physicists and engineers are developing an instrument that can track hundreds of particles simultaneously, allowing for a more comprehensive understanding of turbulent flows. The technology has the potential to improve climate models and predict how pollutants disperse in air or water.
A study of six employers found that employees cost $3,524 a year in average healthcare costs due to physical health conditions. Heart disease was the most expensive condition at $236 per employee, followed by high blood pressure at $160 per employee.
A computer scientist has developed a method to find dominant topics in discussions by scanning large collections of documents for rapid word bursts. This technique could have applications in searching the Web, studying trends in society, and even screening e-mail chatter.
Agricultural surpluses and tariffs imposed by wealthy nations deny developing countries the opportunity to produce more food and lift people out of poverty. The solution lies in investing in rural infrastructure, technology, and market structure to increase productivity and reduce hunger.
Researchers at Cornell University found that the human eye can compensate for certain types of optical faults, such as corneal astigmatism and high-order aberrations. The study used wavefront analysis to measure deviations in the eye's optics and found evidence of internal compensation mechanisms.
A new laser-based technique could aid in drug design and testing for various neurological disorders, enabling the discovery of compounds to block cocaine poisoning effects. The technique allows researchers to study signal transmission between cells and identify potential therapeutic agents.
Agent-based models reveal how simple interactions among individuals can generate complex social patterns, such as residential segregation and fads. Researchers use these models to study human behavior, including peer enforcement of norms and self-destructive behaviors.
A new study by Cornell University researchers finds that selfish routing on the Internet can slow down data transfer by up to one and one-third times what could be achieved by an ideal system. To combat this, they suggest routers consider not only the least congested route but also its impact on the network when sending information.
A study by Cornell University found that work stress significantly impacts the food choices of low- and middle-income adults, particularly women with children. The research highlights the need for workplace solutions, such as healthy food options and self-care strategies, to address this issue.
At 2-6 months old, infants learn to connect visible bits and pieces of the world to form mental representations. By 4 months, they can accurately perceive occlusions in object trajectories, laying the foundation for lifelong visual perception.
A study by Cornell University ecologists found that invasive plants have 77% fewer diseases in their native habitats compared to adopted habitats. The researchers suggest looking for weed-control pathogens both in native and adopted habitats to control invasive plant species.
A Cornell University library sciences study found that instructors setting minimal bibliographic guidelines for research led to a return of citation levels to pre-Internet era. Students now obtain references from original sources like government papers and legal documents more easily online.
A new mouse genetic model exhibits a non-lethal form of spongiform brain disease, characterized by fluid-filled vacuoles and tissue degeneration. The mice lack the same motor coordination problems as affected cattle and are not contagious.
Researchers developed a microchip with light-impeding holes to observe individual enzymes interacting with other molecules. This technique enables detailed analysis of fluctuations and variability in enzyme behavior, crucial for understanding molecular movement and predicting less predictable behavior.
Cornell University professor Bruce Ganem proposes an alternative chemical pathway for acrylamide formation in fried or baked foods. He suggests that enzymatic decarboxylation of asparagine is the key step in this process, leading to the loss of carbon dioxide and the formation of acrylamide.
Paul Chirik has been recognized with the NSF's Early Career Award for his innovative work in synthetic chemistry. His research focuses on using transition metal complexes to expand the scope of chemical reactions, leading to the discovery of a new method for activating atmospheric nitrogen.
Potato late blight, a mutated funguslike pathogen, is affecting global potato production, causing brownish lesions that turn healthy plants into mush. The disease has spread globally, with Russia experiencing devastating yields, and experts warn of dire consequences for food security.
Cornell researchers introduce a trehalose-enhancement gene into Indica rice varieties, demonstrating stress tolerance and increased productivity. The transgenic plants also exhibit improved photosynthesis and nutrient utilization, making them more robust under various environmental stresses.
Craighead's research focuses on developing chip-based chemical and biochemical analysis systems with high-speed capabilities. He aims to create rapid medical diagnosis or environmental monitoring tools using microfluidic systems and engineered nanostructures.
Researchers at Cornell University aim to learn how enzymes modify estrogen receptors, potentially leading to better diagnostic and therapeutic options for breast cancer patients. The study aims to clarify the molecular details of the estrogen-signaling pathway in normal and diseased tissues.
A study of 189 older mothers (60+ years) found they are most ambivalent towards adult children who don't achieve financial independence. The mothers reported closer relationships with their daughters, but also the most conflict, as they require more emotional support.
The NSF has awarded a design grant for the Square Kilometer Array (SKA) telescope, which aims to be the largest scientific instrument ever built. The U.S. consortium, led by Cornell University, will investigate feed antennas and low-temperature receivers, as well as address radio frequency interference issues.
Researchers found that naked mole-rats, living up to 20 years in the wild, outlive other similar-sized rodents by a factor of 10 due to reduced extrinsic mortality. Their remarkable longevity is linked to their subterranean lifestyle and cooperative defense against predators.
A Cornell University researcher discovered that paper wasps use visual cues to identify each other, recognizing individual faces and abdomens through unique markings. This challenges the long-held belief that insects rely solely on pheromones for identification.
A study by Cornell University professor Michael C. Latham shows that a fortified orange drink improves iron and vitamin A status, reducing anemia risk by 51% in pregnant Tanzanian women. The supplement is also found to improve breast milk vitamin A levels and has potential to boost nutrition worldwide.
The sequencing of Chlamydomonas' chloroplast genome reveals its potential for improving crop tolerance to phosphates, reducing fertilizer use and environmental pollution. The algae may also be used as a source of renewable hydrogen and bioreactor for producing novel proteins.
Cornell University's Macaulay Library has gained access to digital sound recordings and high-definition video clips, enabling researchers, conservationists, and citizen-scientists to support ornithology projects. The new system provides streaming capabilities for sounds and video over the Internet and maintains all digital assets.
Gene Network Sciences will use the federal grant to learn how pharmaceuticals work against cancer cells, creating computer models to identify nontoxic drug targets. The company aims to make drug-discovery more predictable for pharmaceutical and biotech companies with its new technology.
Researchers at Cornell University have developed a tiny atomic battery that can run for decades unattended, converting radioactive energy into motion. The device uses nickel-63 isotope and has potential applications in sensors for missiles and medical devices.
The Cornell Reuleaux Collection, a repository of kinematic models developed by German engineer Franz Reuleaux, has been expanded into the Kinematic Models for Design Digital Library (K-MODDL). Users can interact with digital images and models to learn about machine design principles.
A study of German children found that exposure to airport noise was linked to reading deficits and impaired long-term memory. However, the effects were reversible once the local airport closed, suggesting that a quieter environment can mitigate the negative impacts of noise on children's cognitive abilities.
A study published in Psychological Science found that German children exposed to airport noise showed significant declines in reading and memory abilities. However, these effects were reversible once the local airport closed, indicating that exposure to chronic noise can have serious health and learning impacts on children.