Researchers found that technology tools are more helpful when used separately, rather than together, in virtual museums. Participants preferred tools that offered agency and control, while novices appreciated a variety of options.
Research finds that rural adolescents are 35% more likely to abuse prescription painkillers in the past year compared to urban teens. The study suggests that limited medical care and emergency room prescriptions contribute to this issue.
Researchers found that co-culturing pathogenic E. coli with nonpathogenic strains in mice increased sickness and severity of symptoms. The study suggests that analyzing gut flora may help predict disease outcome and treatment effectiveness.
Researchers have developed a two-item bedside test for detecting delirium, which takes an average of 36 seconds to perform and has a sensitivity of 93 percent. The test uses simple questions to assess cognitive function and can help doctors catch the condition earlier.
Researchers at Penn State College of Medicine have discovered a potential target for treating acute myeloid leukemia (AML) relapse after stem cell transplant. They found that exhausted T cells, specifically PD-1hiTIM-3+ cells, play a key role in AML relapse.
A caterpillar's feces induces corn plants to lower their defenses against insect predators, allowing the caterpillar to eat more and grow faster. This deception has likely evolved over thousands of years and may lead to the development of organic pesticides.
Researchers developed an Android sleep monitoring app widget, SleepTight, that boosted daily sleep diary information entry and self-reflection among users. The widget's visual reminders and lock screen placement increased user interaction with the data, leading to better understanding of sleep patterns and behavior.
Researchers found that bloggers who accepted compensation tend to feel more empowered in their relationships with companies, rather than feeling indebted. However, the guidelines have not changed how bloggers acknowledge compensation, and many simply don't report accepting free products.
A series of parenting classes, Family Foundations, has been shown to reduce parental stress, depression, and anxiety, while improving parenting quality and long-term child outcomes. Participation in the program was linked to more optimal birth weight and shorter hospital stays for mothers at risk.
Research suggests that above-water microbes contribute to the development of hydrogen-sulfide-rich caves through aerobic respiration, producing sulfuric acid. In contrast, underwater microbes only partially burn hydrogen sulfide, creating pure sulfur as a byproduct that is not corrosive to limestone.
A team of researchers developed a self-healing bioplastic from squid proteins, which can be repaired with warm water. The material exhibits improved durability for applications such as medical implants and fiber-optic cables.
Scientists develop new surface architecture combining lotus leaves' unique features to enhance liquid mobility on rough surfaces. The Wenzel state is shown to be highly mobile for the first time experimentally.
The Methodology Center at Penn State has received a $13 million grant to support ongoing and new research on developing new analysis methods. The projects aim to improve experimental design, data analysis, and intervention delivery through the use of complex behavioral data.
Penn State researchers are developing new, ultra-high efficiency photovoltaic cells using a novel tracking system to concentrate sunlight 400 times over. The goal is to create standard rooftop solar panels with competitive manufacturing costs and double the efficiency of existing solar panels in sunny regions.
A team of Penn State researchers found that compounds in purple potatoes can suppress the growth of colon cancer tumors by targeting stem cells. The study suggests that eating a medium-sized purple potato per day may provide cancer prevention benefits.
A study found that two-year-old children with larger oral vocabularies enter kindergarten classrooms better at reading and mathematics, as well as exhibiting improved behavior. The research suggests that early vocabulary development is a crucial factor in children's academic and behavioral outcomes.
A study by Penn State researchers found that climate change will reduce the availability of cold water habitats for wild brook trout, leading to fewer angling opportunities. The study projected a significant increase in driving distances for trout fishermen due to warming waters.
A study of nearly 1,000 women in Pennsylvania found that partnership status and frequency of sexual intercourse were key predictors of prescription contraceptive use. Long-acting reversible contraceptives (LARCs) are used by only 7.2% of women ages 15-44, despite being highly effective.
Researchers found that the simultaneous use of heroin and prescription painkillers is increasing dramatically among whites, particularly young white men. Heroin abuse has also expanded to groups not traditionally seen as widespread opiate users, highlighting the need for tailored treatment approaches.
Researchers developed an algorithm to analyze and critique digital photographs' composition, providing feedback on perceived aesthetics. The system relies on psychological theories of human vision and opinions of people, helping photographers improve their work.
Heavy smokers and obese individuals may experience significant weight gain after quitting smoking due to factors like daily cigarette consumption and body mass index. Researchers analyzed data from over 12,000 participants to find that those who quit smoking gained an average of 23 pounds among smokers of 25 or more cigarettes per day.
A team of Penn State researchers, led by Ping Li, has been awarded a nearly $1 million grant to investigate how readers comprehend science texts. The project aims to capture cognitive and brain representations during and after reading, with implications for STEM education.
Researchers at Penn State have developed a method for addressing individual neutral atoms using laser light, enabling the creation of quantum computers. The technique allows for precise control over qubits and enables quantum computing applications such as factoring large numbers used in secure codes.
The NSF-funded Industry/University Collaborative Research Center will design and develop advanced two-dimensional coatings to address fundamental scientific and technological challenges. The Center for Atomically Thin Multifunctional Coatings (ATOMIC) aims to create spin-out companies and solve issues like corrosion, oxidation, and abr...
Researchers developed a cross-linked polymer nanocomposite containing boron nitride nanosheets, which can operate at high temperatures, store electricity, and be photo-patterned. The material has higher voltage capability, heat resistance, and bendability.
A new feed supplement has been shown to reduce dairy cow methane emissions by 30% without affecting feed intake, fiber digestibility, or milk production. This could have significant implications for global climate change, as animal agriculture is a major source of methane emissions.
Researchers have developed a second-generation synthetic water channel that improves on earlier attempts to mimic natural aquaporins. The peptide-appended pillar[5]arenes (PAP) membranes are more stable and easier to manufacture, making them suitable for highly efficient water purification membranes.
A nearly 20-year study found that kindergarteners' social-emotional skills are a significant predictor of their future success. Students demonstrating better prosocial behavior were more likely to graduate from college, be gainfully employed, and avoid arrest.
Researchers link positive and negative mood to daily pain in rheumatoid arthritis patients, suggesting that interventions targeting depression and momentary mood may improve pain and quality of life. The study's findings may have implications for individuals with chronic pain beyond rheumatoid arthritis.
Research confirms that certain vaccines can lead to the survival of more virulent virus strains, increasing risk to unvaccinated populations. This has significant implications for food-chain security and human health.
Research reveals that schools with more black and minority students tend to prioritize punishment over medical or psychological interventions, leading to higher rates of expulsions, suspensions, and referrals to law enforcement. This trend is linked to centralized governance and zero-tolerance policies in disadvantaged districts.
A study analyzing special education data found that autism diagnoses increased, but so did reclassifications of intellectual disability cases. Researchers believe this shift may be attributed to the variability of autism and its overlap with other related disorders.
Researchers found that inviting customers to tailor ads improves attitudes towards location-based advertising. Customization with high-involvement products also enhances customer acceptance.
A recent study found that marijuana use among teens is increasing, particularly among black teens, while cigarette and alcohol use are decreasing. The study analyzed data from over 600,000 high school seniors between 1976 and 2013 and found a marked decline in cigarette use and an increase in marijuana use.
Researchers sequenced the genomes of two extinct woolly mammoths and three modern Asian elephants, identifying genetic variants associated with traits such as hair development, fat storage, and temperature sensation. The study found that these changes likely enabled the mammoths to adapt to harsh Arctic environments.
Researchers have developed a cost-effective method for producing hundreds of female emerald ash borer decoys using biomimetic fabrication. The new approach, which requires only one mold, is 40% more successful than previous methods and can be produced faster and less expensively.
Researchers at Penn State discovered Sphaerobolus stellatus, also known as artillery or shotgun fungus, is the causal agent for emerging turfgrass disease thatch collapse. The fungus causes circular patches of dark-green turf and a characteristic mushroom odor.
Poor sleep quality predicts increased severity and frequency of depression and mania in women with bipolar disorder. For men, baseline depression score and neuroticism are stronger predictors of mood outcome. Improving sleep quality could help patients avoid mood episodes and improve quality of life.
Researchers studied the aftermath of Yosemite's Rim fire, which burned 400 square miles in 2013, to understand its impact on forest recovery. They found that uncharacteristically high severity and altered dynamics, with potential for vegetation switching to shrubs if not restored through controlled burns.
The Head Start program empowered poor children and civil rights activists in Mississippi by including them in the administration of the programs. The program also taught black history and civil rights, providing an alternative to electoral power.
Research suggests minority children are less likely to receive help for disabilities than similarly placed white children, due to greater risk factor exposure. This disparity affects the odds of identification as learning disabled, intellectual impaired, or having emotional disturbances.
A study by Penn State researchers found no significant differences in in-hospital mortality rates, lengths of stay, and readmission rates after implementing an overnight academic hospitalist program. The researchers evaluated over 6,000 patient admissions between 2011 and 2014.
Researchers have found that scarlet macaw remains in Chaco Canyon date back to between 775 and 875 years, suggesting social complexity began earlier than previously thought. This discovery challenges current understanding of Pueblo Bonito's development and raises questions about the origins and trade routes of these birds.
In a study published in Nature Medicine, researchers found that disabling the production of NETs (neutrophil extracellular traps) can speed up wound healing in diabetic mice. By preventing neutrophils from producing NETs, wounds healed more quickly and tissue repair was improved.
Researchers found that jet contrails depress daytime-highs and nighttime-lows, mimicking the effect of ordinary clouds, with a 5-6 degree Fahrenheit reduction in daily temperature range in regions like the South and Midwest.
A study of federal policy decisions between 1998 and 2002 found that businesses have a roughly equal chance of success as citizen groups when opposing them. However, businesses may excel in certain types of legislative battles, such as technical projects, where they draw little opposition. The researchers also found that businesses hav...
Researchers found that regulatory T cells suppress killer T cells through a protein on their surface, enabling the immune system to remember past pathogens. This discovery could lead to faster-acting vaccines and improved immunity to diseases like cancer.
A recent study suggests that mutations in the ZnT2 protein, responsible for transporting zinc, can lead to severe deficiencies in breast milk and difficulties with breastfeeding. The researchers found that mice without functional ZnT2 had reduced beta-casein, fat, and lactose in their milk, impacting infant health.
Researchers found that high-dose vitamin D3 supplementation improved vitamin D status and reduced HIV-1 infection in individuals with winter deficiency. The study also showed that vitamin D's impact on the immune system can attenuate HIV-1 replication.
Research suggests that clear and strong environmental stimulation can lower apathy levels in nursing home residents with dementia. Apathy is a common neurobehavioral symptom in dementia, affecting up to 90% of older adults, and can lead to faster cognitive decline and caregiver burnout.