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Tests can help quantify automatic empathy and moral intuitions

A team of psychologists developed new tests to capture automatic moral and empathetic judgments. The studies found that certain situations trigger instant moral assessments, even when participants are instructed to counteract those feelings. These measures could help criminologists and psychologists understand pathological behavior.

SourcePenn State·JournalCognition·DateMar 29, 2017

Penn State study shows aphasia may not solely be a language disorder

A recent Penn State study suggests that aphasia may be a broader cognitive disorder affecting not just language, but also hearing, vision, motor processing, attention, and executive functions. The findings imply that treating aphasia requires a more holistic approach, considering these interconnected brain networks.

SourcePenn State·JournalFrontiers in Human Neuroscience·DateMar 29, 2017

Impacts of school choice on segregation

Penn State researchers found that black and Latino students tend to move into charter schools with higher racial isolation, while white students move to more diverse schools. This study highlights the need for educational equity and raises questions about school-choice policy's effects on fostering racially diverse schools.

SourcePenn State·JournalEducation Policy Analysis Archives·DateMar 28, 2017

Abuse accelerates puberty in children

New Penn State research reveals that childhood sexual abuse can accelerate physical growth and maturation in adolescents, increasing the risk of behavioral and mental health problems. The study found that young girls with a sexual abuse history were more likely to transition into higher puberty stages earlier than non-abused peers.

SourcePenn State·JournalJournal of Adolescent Health·DateMar 28, 2017

Frequent dining out may lead to food budget-busting behaviors

A study by Penn State researcher Amit Sharma found that people who frequently dine out tend to under-estimate their spending and then raise their budgets, leading to over-spending habits. The results show that mental budgeting may cause consumers to discount the future and place higher value on current consumption.

SourcePenn State·JournalJournal of Hospitality & Tourism Research·DateMar 21, 2017

Nose form was shaped by climate

The study found that nose width is strongly correlated with temperature and humidity levels in different climates, suggesting a role for natural selection in shaping nose shape. The researchers also identified differences between men and women in nose features across populations.

SourcePenn State·JournalPLOS Genetics·DateMar 16, 2017

How best to treat infections and tumors

A new mathematical analysis provides guidance for treating infections and tumors with drug resistance, suggesting that containment may extend effective life and improve patient outcomes in some cases. The study identifies two main factors influencing the choice between containment and aggressive treatment.

SourcePenn State·JournalPLOS Biology·DateFeb 9, 2017

Deep groundwater aquifers respond rapidly to climate variability

Researchers found that responses to climate variations can be detected in deep groundwater aquifers within a year, suggesting an intermediate connection between precipitation and groundwater levels. Pumping of aquifers may drive this rapid response, controlled by crop water demand and agricultural industry activities.

SourcePenn State·JournalNature Geoscience·DateFeb 8, 2017

Campus natural gas power plants pose no radon risks

A two-year study found that Penn State's power plants on campus pose no radon-related health risks, despite high concentrations of radon in the natural gas used. Researchers measured radon levels downwind and upwind from the plants, finding them to be far below a health threat.

SourcePenn State·JournalJournal of the Air & Waste Management Association·DateFeb 6, 2017

Researchers develop new compound to fight cytomegalovirus

Researchers develop a Retro94-based compound that effectively stops CMV from making copies of itself, providing a potential effective and safe therapy against human CMV. The treatment could protect immunocompromised patients with active CMV infection or prevent reactivation in the body.

SourcePenn State·JournalJournal of Virology·DateJan 10, 2017

An ecological invasion mimics a drunken walk

A new mathematical model describes ecological invasions as a random walk, categorizing randomness into spatial, demographic, and temporal factors. The model replicates key properties observed in computer simulations, resolving an ongoing argument between ecologists and mathematicians.

SourcePenn State·JournalTheoretical Population Biology·DateJan 9, 2017

Deepest X-ray image ever reveals black hole treasure trove

A team of astronomers led by Penn State's Niel Brandt has captured the deepest X-ray image ever obtained, revealing a treasure trove of supermassive black holes. The image, taken with Chandra observing time of about 11 weeks, shows that these massive objects grow in bursts rather than slowly accumulating matter.

New technique uses immune cells to deliver anti-cancer drugs

Researchers at Penn State have developed a novel biodegradable nanoparticle-based system that utilizes immune cells to target and deliver cancer-fighting drugs directly to tumors. This innovative approach combines the body's natural immune response with targeted delivery, showing promise for effective treatment of various cancers.

SourcePenn State·JournalSmall·DateJan 4, 2017

New approach captures the energy of slow motion

A new concept harnesses low-frequency mechanical energy to generate electricity, improving performance at lower frequencies than existing devices. The device, called an ionic diode, operates at one-tenth Hertz and has a higher peak power density compared to piezoelectric generators.

SourcePenn State·JournalAdvanced Energy Materials·DateDec 21, 2016

Stressed snakes strike first

A team of scientists led by Mark Herr found that cottonmouths with high baseline levels of corticosterone were more likely to strike during encounters. The study suggests that protecting snake habitats may reduce the incidence of snakebites and that a snake's striking behavior is related to its baseline level of stress.

SourcePenn State·JournalGeneral and Comparative Endocrinology·DateDec 21, 2016