New research from Iowa State University found that police officers' accuracy in detecting concealed weapons or threats is only slightly better than chance. The study's findings highlight the need for better training and research-based approaches to threat detection.
Researchers at Iowa State University have identified two key mechanisms by which bacteria can resist antibiotics: efflux pumps that extrude drugs from cells, and reinforced cell walls that make it difficult for antibiotics to penetrate. These discoveries could lead to the development of new treatments that target these structures.
For the first time, researchers have made real-space images of exciton-polaritons, a combination of light and matter. The creation of these quasiparticles at room temperature could lead to faster circuits and higher bandwidths.
Targets of workplace bullying shared common advice that often made their situation worse, including quitting or ignoring the issue. Despite this, most said they would recommend these tactics to others in similar situations due to a lack of insight into effective alternatives.
A study by Emily Howell at Iowa State University suggests that playing Pokémon GO can enhance students' writing and research skills. By incorporating different modes of communication, such as gestures and visuals, the game provides a unique platform for students to practice multimodal text and develop their communication skills.
Astronomers have confirmed the existence of separate inner and outer disk structures around epsilon Eridani, similar to the asteroid and Kuiper belts in our solar system. The star's debris disk is thought to be a key to understanding the evolution of our solar system.
A third party is needed to represent various interests in corporate decision-making, according to Iowa State University professor David King. This oversight can prevent companies from acting solely in their own self-interests, reducing the risk of problems like Wells Fargo's fraudulent account creation.
A cross-cultural study confirms that media violence affects aggressive behavior globally, with violent media use positively related to aggression in all countries. The study also identifies exposure to media violence as a risk factor for heightened aggressive thinking and lowered empathy.
Iowa State researchers have developed a nanotechnology that uses inkjet printers to print multi-layer graphene circuits, which can be used to differentiate stem cells into Schwann-like cells. The electrical stimulation is effective, differentiating 85% of the stem cells compared to 75% by the standard chemical process.
A new study of over 13,000 adolescents found a link between video game exposure and sexism. The research suggests that repeated exposure to media influences how we perceive social realities, and that video games can shape attitudes towards women.
Scientists and engineers must communicate their work's potential impacts to the public and use their expertise to advance societal goals. Iowa State University is working to help researchers succeed in broader impacts activities, including public engagement.
Researchers observed chimps abusing and cannibalizing Foudouko's body for nearly four hours after his death, contradicting traditional notions of grief. The study suggests competition for mates, power struggles, and isolation may contribute to such deadly behavior in chimpanzees.
Researchers at Iowa State University have received grants to improve glacier-flow models and predict the contribution of glaciers to sea level rise. The team will use lab experiments, field work, and complex computer models to better understand the physics of glacial ice movement and develop more accurate sliding laws.
Research from Iowa State University shows that video game ratings can effectively reduce violent play in children when used by parents to guide purchases and set rules. Parents who use the rating system and mediate their child's play are less likely to experience negative behaviors, such as acting out or misbehaving.
A new study from Iowa State University researchers found that individuals with a gym membership were more likely to meet muscle-strengthening guidelines and had better cardiovascular health outcomes. Gym members spent an average of nearly six hours per week on cardio workouts, compared to non-members.
A new study found that 12% of offenders exhibited homicidal ideation, responsible for most severe crimes like murder and assault. Identifying these chronic offenders can help protect the public and inform policy implications for criminal justice and sentencing reform.
A special issue of Energy Technology showcases recent advances in pyrolysis technologies, which convert biomass into fuels, chemicals and fertilizers. Iowa State research teams led by Brown and Brent Shanks contributed papers to the issue, exploring topics such as micropyrolyzer equipment and bio-oil processing.
Researchers built a marine archive by analyzing annual growth increments in clam shells from the North Icelandic Shelf. The study found that ocean variability played an active role in driving major pre-industrial climate fluctuations.
Researchers at Iowa State University found a gene mutation linked to an accelerated onset of Parkinson's disease in Caucasians, with those under 50 experiencing symptoms 5 years earlier and a 45% increased risk. The study also highlights the importance of blood cholesterol levels, which are directly related to dopamine production.
Researchers at Iowa State University have helped demonstrate the existence of a subatomic structure called the tetraneutron, comprised of four neutrons. The new finding provides a new avenue for exploring interneutron forces and has implications for our understanding of unstable neutron systems and neutron stars.
Research by Iowa State University professor Tessa Ditonto found that women candidates who are perceived as competent can win elections just like men. However, voters are more forgiving of men who appear incompetent. The study suggests that women should focus on their qualifications and policies to overcome gender stereotypes.
Iowa State researchers developed a method to design and fabricate microfibers that support cell growth, which could be used to reconnect nerves and regenerate damaged tissues. The fibers are flexible, biocompatible, and biodegradable, and have been shown to promote neural stem cell survival, differentiation, and proliferation.
Researchers at Iowa State University have successfully treated inkjet-printed graphene with lasers, improving its electrical conductivity without damaging fragile printing surfaces. The breakthrough technology enables the creation of low-cost and disposable graphene-based electrochemical electrodes for various applications.
Researchers at Iowa State University are developing an extreme quantum terahertz nanoscope to study materials at unprecedented scales of space, time and energy. The instrument will enable the discovery of new states of matter and manipulate electrons with minimal heating.
Researchers at Iowa State University have created a quick-destructing battery that can power devices for up to 15 minutes before self-destruction. The battery's unique polymer casing breaks apart in water, dissolving or dissipating the components within 30 minutes.
Researchers have identified a potential target for treating insulin resistance by inhibiting the protein PKD1, which limits AMPK's activity. This discovery may lead to effective treatments for obese and diabetic individuals, including lifestyle interventions such as exercise and diet modifications.
A new study by Iowa State University researchers suggests that prolonged periods of food insecurity coupled with harsh parenting practices can lead to obesity in early adulthood among female adolescents. The study's findings indicate that females who experience food insecurity are more likely to be overweight or obese by age 23.
Iowa State researchers discovered copper-induced misfolding of prion proteins, leading to inflammation and damage in brain tissue from a mouse model. The study's findings have major implications for understanding the role of metals in protein misfolding diseases, including Alzheimer's and Parkinson's.
A new study at Iowa State University found that self-stigma is a major barrier to seeking mental health information and counseling. Only 2.2% of participants with high self-stigma clicked the link for counseling information.
A new study suggests that a lack of common language between parents and teenagers can have negative effects on self-control and aggression. Positive discipline and warm parenting are more effective when both parent and child speak the same language.
A study by Kimberly Greder at Iowa State University found that low-income, rural mothers value outdoor activities with their families for improved physical and emotional health. The research highlights the need for accessible outdoor spaces in small rural communities to support healthy lifestyles.
A recent Iowa State University study found that employers prioritize oral communication skills in new college graduates, ranking them above other forms of communication. The study suggests that colleges should adopt a multimodal teaching approach to prepare students for various job requirements.
A recent Iowa State University study found no evidence that grit improves performance, contradicting popular views on the trait. The research analyzed over 67,000 people and concluded that grit is not a unique predictor of success.
A study by Iowa State University professors recommends strategies for firms to minimize the risk of losing value in acquisitions. By recognizing the threat of competitive retaliation and tailoring their response, firms can make better choices and maintain market power.
Researchers at Iowa State University have created micro-scale, liquid-metal particles that can be used for heat-free soldering and metal processing without high temperatures. The discovery has significant implications for manufacturing, with potential applications in the fabrication, repair, and processing of metals.
Scientists find 21-million-year-old fossil evidence of mammals traveling from South America to North America. The discovery sheds light on the evolution of Western Hemisphere monkeys, revealing they stopped migrating north due to a barrier of North American vegetation.
Research finds harsh parenting increases risk of poor physical health and obesity, while a warm coparent can partially mitigate this risk. However, the effect on body mass index is counterintuitive, as increased warmth from the other parent increases the health risk.
The NOvA Experiment has successfully detected the first electron neutrino data, confirming its design and providing valuable insights into fundamental neutrino properties. The discovery, led by Iowa State physicist Mayly Sanchez, marks a major milestone in the experiment's mission to understand neutrino behavior and oscillations.
Researchers found that technology can reduce waste and theft in India's public distribution system, improving food access for over 20 million people. The study suggests training peer salespeople and cross-disciplinary collaboration are key to successful implementation of these technologies.
Researchers have developed a new flexible 'meta-skin' technology that can cloak objects from radar waves using rows of small liquid-metal devices. The meta-skin demonstrates 75% radar suppression in the frequency range of 8 to 10 gigahertz, making it suitable for electromagnetic frequency tuning, shielding and scattering suppression.
A strong marketing department is crucial for firms to leverage CSR efforts and increase long-term value and stock price. Firms benefited from five out of six types of CSR, with the exception of charitable giving and philanthropy.
Alicia Carriquiry's symposium aims to improve statistical and scientific study in forensics, with a focus on pattern and digital evidence. The Center for Statistics and Applications in Forensic Evidence will build a solid foundation under two branches of forensics.
Researchers found diabetic rats fed an egg-based diet had higher concentrations of vitamin D, improved blood glucose levels, and gained less weight. The study suggests that eating whole eggs, including the yolk, may be beneficial for diabetics with vitamin D deficiency.
Researchers at Iowa State University have successfully developed a hybrid technology that combines genetic engineering and electrocatalysis to convert sugar into biobased, unsaturated nylon-6,6. This process offers several advantages, including low operating temperatures, the use of cheap metals, and production from water.
New research from Iowa State University finds that negative media stories about Muslims can lead to increased support for military action and restrictions against Muslim Americans. The study suggests that positive news stories about Muslims can help stem the tide of anti-Muslim sentiment, prejudice, and behavior.
A researcher from Iowa State University found that social justice education initiatives often overlook the experiences of privileged students. Katy Swalwell's study reveals that affluent students may not be disturbed by what they're learning about injustice, instead focusing on how to use their privilege to make a difference.
New research shows that parents who have an open and communicative relationship with their children are less likely to experience adolescent substance use. The study, published in the journal Drug and Alcohol Dependence, found that a strong parental bond can significantly reduce the risk of drug abuse.
Researchers found that tiny dips in a star's brightness can indicate a planet passing in front of it, but star KIC 8462852 had deep and irregular dips. The astronomers concluded that the destruction of a family of comets near the star is the most likely explanation for the mysterious dimming.
Strong marketing departments contribute to both short-term and long-term shareholder returns by building brand equity and customer relationships. Researchers found that marketing departments' power increased over a 16-year period, with firms that didn't have one before creating it later benefiting the most.
A historian examines how Saudi Arabia's quest for fresh drinking water led to the discovery of oil and highlights the country's precarious relationship between oil and water. The expert argues that the U.S. must consider the environmental impact of desalination, a technology used to produce drinking water.