A team led by Cornell University's Peng Chen has determined that photocurrent loses approximately 20% of its power as it passes through the interface between nanoparticles. This finding provides a benchmark for designing efficient nanostructured photoelectrodes and solar devices.
A study from Cornell University analyzed 765 million Spotify streams to discover how music intensity varies by season, hemisphere, and chronotype. Researchers found that people in western cultures prefer more arousing music, while those in Asia prefer relaxing music.
A new computer program, EnABLe, simulates the most likely locations of Listeria monocytogenes in processing facilities to inform pathogen testing. The model has potential for application to other microbes and environments, including hospital-acquired infections and fruit and vegetable processing plants.
Researchers found that male pouched rats with longer anogenital distances prefer the scent of patent females, while those with shorter AGDs show no preference. This unique trait helps males distinguish viable from non-viable partners in a split second.
A new study by Cornell University researchers found that orchards surrounded by natural habitats draw a broader selection of bee species, leading to improved apple production. This is because bees from different species exhibit unique behaviors when pollinating flowers, affecting fruit development and quality.
Most parents believe a child-centered, time-intensive approach to parenting is the best way to raise their kids, regardless of education or income. The study suggests that parents with low incomes and less education may struggle to meet these ideals due to resource constraints.
Research at Cornell University found that green tea brewed with bottled water contains double the amount of antioxidant EGCG as tap water, making it more bitter. In contrast, consumers prefer the sweeter taste of tea brewed with tap water.
Cornell chemists found that pores in two-dimensional molecular building blocks fundamentally change van der Waals forces, altering nanostructure assembly. The study provides new insight into self-assembly and design of complex nanostructures with diverse functionalities.
A new study reveals that an average of 2.1 billion birds migrate along the 1,680-mile Gulf Coast each spring, with peak activity in a specific 18-day period. The research also highlights the importance of understanding migration timing to mitigate threats from human activities.
A new study published in PNAS outlines a mission-driven approach to understanding the impacts of geoengineering and informs policy. The research focuses on releasing sulfate aerosols into the stratosphere, mimicking natural volcanic eruptions.
Researchers examined cancer metabolism using flux-balance analysis and found that the Warburg effect provides a growth advantage for tumors, while glutamine addiction does not. The study also sheds light on the relationship between healthy cells and tumor cells under the reverse Warburg effect.
Researchers at Cornell University have developed a low-cost method to capture complete RNA transcription information in single-cell genomics. The new technique, called DART-seq, uses droplet microfluidics to simultaneously analyze multiple genes and identify virus-infected cells.
A Cornell University-led study finds that Midwest agriculture is increasingly vulnerable to extreme weather events, with a clear escalation in climate sensitivity between the 1960s and '70s and more recent years. The region's reliance on rain-fed crops and specialization in crop production contribute to this vulnerability.
A new study from Cornell University suggests that climate change could have both positive and negative impacts on migratory birds. The research estimates how wind assistance is expected to change during this century under global climate change, with stronger winds from the south expected in spring and fall migration periods.
Recent studies have questioned the conventional dating of indigenous sites in Ontario, Canada, with new evidence pointing to a 50-100 year shift in dates. The findings suggest that early contact between indigenous people and Europeans may have occurred later than previously thought.
A new study from Cornell University suggests that graphic warning labels on cigarette ads have a significant anti-smoking effect on children and young adults. The research found that these warnings can cancel out the appeal of smoking as cool and fun, reducing the influence of social cues in advertising.
Researchers found that female birds-of-paradise prioritize a combination of characteristics, including the number of colors on a male's plumage and his singing ability. The study also revealed that males who display on the ground have more dance moves than those in trees or forest understories.
Research finds that gravity and unique shapes of small objects in our solar system create and maintain their own rings. Astronomers discovered that rings around Chariklo and Haumea are confined by the object's irregularities, contradicting previous assumptions about moon-dominated ring systems.
Researchers used radar data to observe wildlife behavior during the eclipse, finding a decrease in daytime activity but no increase in nighttime activity. Insect and bird behavior was stifled by the sunset-like sky produced by the eclipse, with some sites experiencing a sudden burst of activity during totality.
A recent study published in Scientific Reports found that heavy rainfall in the Atacama Desert wiped out most microbe species, contradicting expectations of floral blooms. The research has implications for our understanding of microbial life on Mars and suggests that sudden water exposure can be lethal to microorganisms.
A new text-mining method developed by Cornell statistician Shawn Mankad and his colleagues can help developers improve mobile apps faster. By aggregating and parsing customer reviews in one step, the method provides guidance on a single app's performance and compares it to competing apps over time.
Severe droughts in the Caribbean, exacerbated by climate change, threaten 2 million people's access to food and freshwater. The region has experienced a drying trend since 1950, with recent droughts pushing 1 million people into food shortages.
Scientists have identified a rare three-species hybrid warbler found in Pennsylvania, resulting from a Golden-winged/Blue-winged Warbler mother and a Chestnut-sided Warbler father. Genetic analysis revealed the unique combination of traits, shedding light on bird's adaptability and genetic diversity.
A new study reveals that tropical mountain species are highly adapted but also more susceptible to climate change due to their narrow niches and limited movement. This paradox creates a risk for these species as they cannot withstand large temperature shifts.
A Cornell University-led team developed modular robots that can perceive surroundings, make decisions and reconfigure themselves for different tasks. The robots' autonomous behavior and shape changes mark a significant step towards real-world applicability.
A new study reveals that most Americans overestimate the low concern levels of minorities and lower-income people for environmental threats. The research found a paradoxical pattern where those groups report high levels of concern despite being underestimated.
A Cornell University study reveals glyphosate in various dog and cat foods, with amounts considered safe for humans. The herbicide's origin is linked to plant-based ingredients, and its presence even in GMO-free products poses a challenge.
Researchers have developed a new tool to study genetic switches in glioblastoma tumors, which drive cancer growth and survival. The new technique uses ChRO-seq data to classify tumors into subtypes based on active switches, with potential applications in predicting patient outcomes and developing new therapies.
Researchers at Cornell University developed a tool that tracks alertness using smartphone cameras, capturing pupil size through photographs taken every time the device is unlocked. This non-invasive method reliably predicts alertness levels.
A Cornell University study found that wildflower strips on farms boost strawberry yields when surrounded by the right mix of natural habitat and agricultural land. The optimal range for pollinator attraction is between 25 to 55 percent surrounding natural landscapes, where wildflowers also draw more beneficial insects.
A recent study by Cornell University found that virtual reality can significantly alter the perceived pungency of blue cheese when eaten in different environments. The researchers used a sensory booth, park bench, and cow barn to test how surroundings affect food perception.
Researchers pinpointed microRNA-31 as a predictive indicator of clinical outcome and functional relevance in driving the disease. The study uses an artificial gut to culture human biopsy samples and track molecular abundance, offering a personalized testing platform for therapeutic agents.
A physics model applied to a 'Super Court' of Supreme Justices found that consensus dominates the court's decisions, with strong correlations in voting persisting beyond individual justices' tenures. The study reveals that partisan issues are more complex than simple intuition suggests, and votes against prevailing opinions are probable.
Researchers have developed a new method for imaging breast cancer using Cornell dots, which are smaller than 8 nanometers and can be cleared by the kidneys. The dots are equipped with antibody fragments that target HER2-positive breast cancer cells, achieving high in vivo tumor uptake rates of up to 17.2 percent.
A Cornell University study used eBird and survey data to model the Tricolored Blackbird population decline by over 33% in 10 years. The research provided crucial evidence for the State of California's Endangered Species Act protections, approved in April.
A new study led by Hyuncheol Bryant Kim found that education can enhance an individual's economic decision-making quality. The randomized controlled trial of education support in Malawi showed that those who participated had higher scores of economic rationality, suggesting improved decision-making abilities.
A new study finds that preindustrial fire emissions were stronger than previously believed, leading to an underestimated cooling effect on past climate. Fire-induced aerosol particles increased cloud brightness and reflected sunlight, offsetting warming from greenhouse gases.
Researchers from Cornell University and the Boyce Thompson Institute found a way to overexpress a key chaperone enzyme called RuBisCO Assembly Factor 1 to increase RuBisCO content in corn. This discovery has the potential to improve photosynthetic efficiency, leading to increased biomass production and reduced environmental footprint.
A new paper by Cornell University researchers suggests dating apps should encourage users to filter out race and ethnicity, promoting inclusive community messages and algorithms. Simple design decisions could decrease bias against marginalized groups, the authors argue.
Pea aphids can see and avoid virulent bacteria, led by Cornell University researchers who found the bacteria's fluorescent compounds that emit UV light. This ability may lead to organic farmers using pyoverdine or virulent bacteria on leaves to deter pea aphids.
A new Cornell University-led study has identified genes that were altered in tame animals in two areas of the brain involved with learning and memory. Genes impacting serotonergic and glutaminergic neurons, important for learning and memory, were clearly affected by selection toward tameness.
Researchers at Cornell University have developed a new test that employs a bacteriophage to detect the presence of E. coli in drinking water. The test can provide results within hours, rather than days, allowing for faster action to be taken in case of contamination.
Researchers use Earth's geological record to identify vegetation signatures on exoplanets, which can indicate the presence of life. The study found that as plants evolved on Earth, their signature became stronger, making older exoplanets more promising targets for detecting vegetation.
Researchers developed a handheld, portable device that can detect Kaposi sarcoma-associated herpesvirus (KSHV) with 94% accuracy in resource-limited settings. The Tiny Isothermal Nucleic acid quantification sYstem (TINY) generates results in under 2.5 hours, enabling early detection and better outcomes.
A Cornell University study found that women who breastfeed their first child for five months or longer are more likely to have three or more children. The researchers suggest that long-duration breastfeeding may capture preferences about family and child investment among highly educated women.
Researchers estimate 4 billion birds migrate through the US each year, with an average return rate of 76% for short-distance migrants and 64% for long-distance migrants. The study reveals that tropical wintering species survive better than those in the US, despite longer migrations.
A recent study by Cornell University found that customers who saw calorie counts on restaurant menus ordered meals with 45 calories less than those without calorie information. Customers also valued the nutrition information and supported future implementation of calorie labels.
A microfluidic device created by Cornell University scientists can corral viable sperm in minutes, improving IVF chances. The device uses rheotaxis to separate highly motile sperm from weaker ones, reducing the time-consuming and tedious process of conventional methods.
A new study published in the Journal of Experimental Psychology found that individuals with higher criminal tendencies prefer to gamble, even if they know it increases risk. The researchers used fMRI to show increased activation in brain areas involved in cognitive analysis and reasoning for those with higher criminal tendencies.
Using Nobel Prize-winning methods, researchers developed a mathematical approach to predict human behavior in crowds, predicting distribution and mood based on density fluctuations. The approach could be applied to analyze population flows and provide early warnings for extreme crowding.