Research by Northwestern University and Wake Forest University found that fast disclaimers undermine consumers' trust in unfamiliar brands, while trusted brands remain unaffected. Trusted brands can use fast disclaimers without impact on purchase intention.
New Northwestern University research finds that gay young men in serious relationships are six times more likely to engage in unprotected sex than their casual counterparts. The study highlights the need for targeted HIV prevention efforts towards this population, who account for nearly 70% of all new diagnoses.
A new study shows that nearly 70% of men with rising PSA levels and subsequent normal biopsies were eventually diagnosed with prostate cancer. Rising PSA velocity over several years should prompt clinicians to follow patients more closely, even with negative biopsy results.
According to a Northwestern University study, African Americans are more likely to start using Twitter, particularly those interested in celebrity news and having higher Internet skills. The research found 37% of black students used Twitter in 2010 compared to 21% of white students.
Planarian flatworms can regenerate their entire body from a small piece of tissue due to the critical role of an ancient gene called notum. Notum determines whether a head or tail will regrow at amputation sites, enabling the worms to restore missing body parts.
A Northwestern University study finds that lifelong musical training can benefit adults by offsetting age-related decline in memory and ability to hear speech in noisy environments. Musicians aged 45-65 outperform non-musicians in auditory memory, hearing speech in noise, and other cognitive functions.
Astronomers at Northwestern University have developed a computer simulation that explains how hot Jupiters form with flipped orbits around their stars. The study, published in Nature, suggests that gravitational perturbations from other planets in the system can cause the inner planet to lose energy and orbit closer to its star.
A group of prominent social scientists weigh in on topics such as the future of African American studies and intra-minority group relations. The authors explore how racial minorities will react to demographic shifts, with some finding that a separate line of research suggests distinct racial minority groups may react differently.
A Northwestern University study found that people who go to bed late and sleep in eat more fast food, fewer fruits and vegetables, and weigh more than those with earlier sleep times. The extra calories consumed can lead to significant weight gain if not balanced by physical activity.
A Northwestern University study found that many people are unaware of the active ingredients in over-the-counter pain relievers, such as acetaminophen. The researchers suggest developing a universal icon for acetaminophen to raise awareness and prevent misuse.
A team of researchers at Northwestern University has created a terahertz invisibility cloak that manipulates light to render objects invisible in the terahertz range. This design could have implications for biomedical research, security and communication.
Researchers at Northwestern University have found that using electronic medical records to identify patients with diseases can be faster and cheaper than recruiting thousands of participants. The study used data from five national sites to accurately identify patients with five types of diseases, achieving accuracy rates of 73-98%.
A new Northwestern Medicine study found that hospitalization can lead to temporary memory loss and difficulty understanding discharge instructions in seniors. However, the cognitive impairment typically resolves on its own within a month after hospital discharge.
Researchers at Northwestern University have developed a model that simulates how rats use their whiskers to sense objects around them. The model enables further research on the human sense of touch and may provide insights into new technologies that could utilize the whisker system.
A new PSA test has been shown to detect aggressive prostate cancer more accurately than current tests and reduce unnecessary biopsies. The Pro-PSA test uses a specific PSA subform called (-2) Pro-PSA and can be analyzed with a mathematical formula to provide an overall Prostate Health Index.
Researchers use Closterium moniliferum algae to remove strontium, a major component of nuclear waste, by sequestering it in solid crystals. The algae's ability to differentiate between strontium and calcium can help isolate highly radioactive 'high-level' waste from 'low-level' waste.
A gene variation passed on by mothers to their sons makes them vulnerable to fetal alcohol exposure, disrupting thyroid hormone balance and causing behavioral deficits. Researchers propose dietary supplements to reverse or fix enzyme dosage in the brain, potentially treating FASD.
A new study found that normal-weight young adults who frequently attend religious activities are 50% more likely to become obese by middle age. This association holds even after adjusting for demographic factors such as age, race, and education level.
The new switching device enables high-speed routing of quantum bits along a shared network, maintaining entanglement information. This practical step toward creating a quantum Internet could achieve secure encrypted information and ultra-fast quantum computing.
A Northwestern University research team found that binding chemotherapy drugs to nanodiamonds significantly improves the effectiveness of cancer treatment, particularly in cases where tumors are resistant to conventional therapies. The discovery holds promise for treating aggressive cancers with fewer toxic side effects.
A new, multifunctional catheter developed by Northwestern University and the University of Illinois can perform all necessary medical devices for cardiac ablation therapy in one minimally invasive procedure. The device combines diagnostic and treatment capabilities, improving clinical arrhythmia therapy by reducing steps and costs.
Researchers at Northwestern University have successfully reprogrammed human embryonic stem cells to produce critical neurons lost in Alzheimer's disease. This breakthrough allows for rapid drug testing and the possibility of transplanting these new neurons into people with Alzheimer's, which could help preserve memory function.
Researchers at Northwestern University have discovered new shapes of microcompartment shells, including dodecahedra and octahedra, which can be used to create containers or microreactors with specific functions. These designed shells could efficiently deliver therapeutic materials to cells at targeted locations.
A new Northwestern Medicine study shows that standardized medicine prescriptions into doses at four clearly identified periods of day, can improve health outcomes for older patients. The study found that low health literacy was the greatest predictor of patients taking their medications more times per day.
A Northwestern University researcher developed a novel ranking system that evaluates male tennis players through network analysis. According to the study, Jimmy Connors ranks on top due to his long career and matches against other strong opponents. The rankings will be reassessed in 10 years to reflect changes in competition.
A Northwestern University study found that over one-third of paid caregivers struggled with reading and understanding health-related information, while 60% made errors when sorting medications. The study aims to develop standardized tests to evaluate caregiver skills and improve senior care.
Researchers designed nanoparticles by engineering the support structure, exposing stable crystal faces for enhanced selectivity and yield in catalytic reactions. The discovery could lead to better catalysts with a significant impact.
Researchers at Northwestern University are developing artificial hair cell sensors that mimic nature's ability to sense vibrations and movement. These biologically inspired sensors have the potential to improve medical device performance, enhance robotic capabilities, and create new consumer goods.
Researchers at Northwestern University are studying the rat whisker system to gain a better understanding of how animals perceive touch. By developing models and simulating the rat's behavior, they aim to unlock the secrets of neural processing and potentially create new technologies that can mimic the senses of mammals.
Karen Smilowitz and her team are applying operations research techniques to promote welfare and equity through efficient delivery of goods and services. They have worked with organizations such as the Mobile C.A.R.E. Foundation to develop models for matching donors and recipients, as well as designing collection and delivery routes.
Researchers at Northwestern University have made a groundbreaking discovery in the field of neuroscience, finding that axons can transmit signals to the cell body and even communicate with each other. This challenges conventional wisdom on how neurons operate, revealing a new layer of complexity in neural communication.
Researchers found that the 'twenty-four' gene is critical for producing a key clock protein in fruit flies. Without this gene, flies experience disrupted sleep-wake rhythms and have trouble waking up. The findings suggest a similar mechanism may be at play in humans.
Researchers at Northwestern University have discovered the first evidence of a human DNA fragment in a bacterial genome, specifically Neisseria gonorrhoeae. This finding offers insight into the bacterium's ability to adapt to its human host and could lead to new strains of the disease.
The study reveals a miniature version of the 'water hammer' effect, which causes pressure spikes in water droplets on textured surfaces. This insight could lead to the design of more effective superhydrophobic surfaces for various applications, including energy efficiency improvements.
Researchers found women with PAD lose ability to walk short distances and climb stairs sooner than men, despite having less calf muscle. Women are more likely to develop a mobility disability compared to men.
Scientists at Northwestern University have developed new artificial composites inspired by nature's toughest material, nacre. The study reveals the secret to its remarkable properties and demonstrates how to replicate them in man-made materials.
Researchers found that breast cancer treatment contributes to weakened bones in middle-aged women, leading to hip fractures. Six breast cancer survivors were studied over a year, showing difficulty with daily activities despite not having osteoporosis.
A genetically tweaked probiotic has nearly eliminated colon inflammation in mice with colitis, halting disease progression by 95%. The novel probiotic strain may prove useful in colon cancer, another disease triggered by inflammation.
Researchers at Northwestern University developed a new method for rapidly prototyping nanoscale devices and structures, combining the benefits of scanning-probe lithography and polymer pen lithography. The technique, called hard-tip, soft-spring lithography, produces patterns with sub-50-nanometer resolution and scalability.
Researchers at Northwestern University have found that piezoelectricity in GaN and ZnO nanowires increases by two orders of magnitude as the diameter decreases. This could lead to more efficient energy harvesting devices.
A new Northwestern Medicine study found that 80% of NFL linemen who underwent disc surgery were able to return to play many games, suggesting that average people can also resume their active lives. After proper recovery and rehabilitation, patients can safely lift weights and engage in strenuous activities without long-term risks.
People with knee osteoarthritis are more likely to walk fast enough if they lead physically active lives, according to new research. The study found that even a small increase in activity is related to better walking function.
Researchers at Northwestern University have developed a material that can harness electricity from heat-generating items with 14% efficiency, a scientific first. The material, composed of nanocrystals of rock salt in lead telluride, reduces electron scattering and increases energy conversion efficiency.
Researchers created a robotic fish that can swim vertically and horizontally with unprecedented agility. The robot uses a sophisticated fin to generate inward counterpropagating waves, allowing it to move in unexpected directions. Its potential applications include underwater recovery operations and long-term monitoring of coral reefs.
Researchers developed a curvilinear camera with adjustable zoom capability inspired by the human eye. The camera combines simplicity and versatility, enabling applications in night-vision surveillance, robotic vision, endoscopic imaging and consumer electronics.
A new study reveals that people's spatial memory biases develop as they become more familiar with a particular area. As individuals better understand the relationship between buildings on a campus, they tend to exaggerate distances and create cognitive biases.
Scientists use atom-probe tomography to map millions of individual atoms in a sea creature's tooth, revealing organic/inorganic interfaces. This breakthrough opens up possibilities for tracking fluoride in teeth and cancer, osteoporosis drugs in bone, and designing new materials with improved properties.
Depression screening in university health centers is often overlooked, but it can save lives. Studies show that nearly twice as many students visiting campus health clinics exhibit depression and suicidal thoughts compared to general college samples.
A new system using electronic health records significantly improves primary care physicians' performance and the health of patients with chronic conditions. The program boosts preventive care in vaccinations and cancer and osteoporosis screenings, increasing rates by up to 10 percentage points.
A new study by Northwestern Medicine found that highly active women gain significantly less weight over 20 years compared to their low-activity peers. On average, highly active women gained about 13 pounds less than those with low activity levels.