Researchers found that mice exposed to dim light at night gained about 50% more body mass than those in a standard light-dark cycle. The study suggests that timing of eating is critical to weight gain and may be contributing to the obesity epidemic in Western countries.
The new technology, thermo-spintronics, could enable integrated circuits that run on heat instead of electricity. Researchers discovered that two pieces of the material do not need to be physically connected for the effect to propagate from one to the other.
A study by Ohio State University researchers found that television coverage significantly influenced public interest in the Obama-Muslim rumor, leading to increased online searches. Newspaper coverage had little effect, as articles effectively dispelled the rumor and reduced online searches.
Researchers from Ohio State University found that urban bird nests have lower nest survival rates due to human-provided food sources like trash cans and birdfeeders. Despite higher predator numbers in urban areas, these birds are less likely to be attacked because they can feed themselves.
Researchers suggest that stress-induced proteins can help cancer cells survive chemotherapy and radiation treatments. The study found that a protein called heat shock factor-1 activates another protein, Hsp27, which allows cancer cells to survive despite DNA damage.
A recent study suggests that mixed-use neighborhoods can lead to lower levels of violent crime in both impoverished and affluent areas. However, the study found that increases in business-residential density initially lead to higher levels of violent crimes before declining after a certain threshold is reached.
Recent research suggests that some TB vaccines under study may not be effective in older people, as the molecule responsible for immune response activation remains relatively inactive. The study's findings highlight the need for a new approach to vaccine development to ensure protection against tuberculosis for the elderly.
A nationwide study found that serious hockey injuries among children aged 9 to 14 increased by 163 percent between 1990 and 2006. The study also found significant increases in injury rates among teens and females, with nearly one in four ice hockey injuries being to the face or mouth.
A new study found that cancer-related cachexia can cause significant damage to the heart in mice with colon cancer. Researchers observed reduced heart function and changes in heart muscle structure, as well as signs of damage in the mitochondria and increased fibrous tissue.
A study found that almost three-quarters of cats in a six-month study wore collars consistently, with 60% exceeding owners' expectations. The researchers suggest including collar discussion during annual wellness exams and microchipping as a backup identification method.
Researchers found that villagers with higher cognitive and decision-making abilities were more likely to take protective steps against HIV. Formal education was key to teaching people how to think critically and make informed decisions.
A new study by Ohio State University researchers found that the relationship between a male cardinal's body condition and its bright red feather coloration is weaker in urban areas than in rural areas. This disruption may affect how birds choose mates and assess quality.
A study of 276 Germans found that older readers preferred to read negative stories about younger individuals, while younger people showed low interest in articles about older individuals. The results suggest that people use the media to enhance their social identity and may prefer messages that portray others as having a higher status.
A new study in mice shows that social support can minimize physical damages to the brain caused by a heart attack. Socially isolated mice suffered more cell death, depressive symptoms, and inflammation than those living with a partner.
Astronomers discovered that the first super-massive black holes formed when galaxies collided and merged together, contrary to hierarchical structure formation. These simulations reveal details of the merged galaxies on a scale of less than a light year.
A new study suggests that mothers in violent or controlling relationships may face a decline in mental health even after leaving the relationship. Women who had more social support from friends and family showed improved mental health outcomes compared to those with less support.
A new study reveals a clear link between high E. coli bacteria levels in inland Ohio lakes and increased risk of gastrointestinal illness among swimmers. The researchers argue that a reliable method to predict when bacteria levels are likely to be higher is needed to issue timely warnings.
A study of over 13,000 students found that only children were selected as friends by their peers just as often as those with siblings. The researchers suggest that children learn essential social skills through interactions in school and extracurricular activities.
Researchers at Ohio State University used mathematics to study the proteins that influence the birth of a human fat cell, identifying three key proteins: NF-kB, PPAR-gamma, and cyclin D. The study's findings could lead to a better understanding of obesity and insulin resistance.
A new study found that childhood abuse can lead to a weakened immune system later in life, with participants who experienced adverse experiences showing higher levels of stress markers. Additionally, caregivers who had been abused as children showed significantly shorter telomere length than non-caregivers.
Researchers from Ohio State University have achieved the highest-resolution MRI scan of a magnet, revealing its magnetic properties at the nanoscale. This breakthrough could lead to advancements in data storage and biomedical imaging, as well as more efficient computer chips and devices.
Researchers from Ohio State University drilled through Indonesian ice caps, collecting cores that may provide a long-term record of the El Nino-Southern Oscillation phenomenon. The project aims to capture a record of ENSO and reconstruct a high-resolution climate record going back over 500 years.
Scientists at Ohio State University have successfully tested a new type of computer memory that uses the spin of electrons to store data. This innovative technology, known as spintronics, has the potential to increase data storage capacity, reduce power consumption, and enable more portable electronics.
After 15 years, man-made and natural wetlands were found to be similarly effective in retaining phosphorus and nitrates, and both acted as significant carbon sinks. The naturally colonizing wetland produced more plant biomass and emitted more methane, while the planted wetland hosted a higher diversity of plant species.
Researchers used satellite data to calculate the amount of water in the Amazon River floodplain, finding an average of 285 cubic kilometers per year. This discovery highlights the complexity of measuring water volumes in remote regions and underscores the need for further research on global water supplies.
Researchers found that African Americans consume more fat and saturated fat, while having lower-than-recommended levels of minerals associated with bone health. However, those with diabetes ate more dietary fiber than those with normal blood sugar levels.
A new study by Ohio State University researchers found that people grow more confident in their beliefs when they learn a majority of others disagree with them. The study suggests that people who have developed strong opinions may become doubly sure they are right after learning the opposing view.
Researchers found a small piece of RNA that blocks glutamine production in the colon, leading to diarrhea, bloating, and abdominal pain. Silencing this RNA segment may open up a new approach to treating IBS symptoms.
A statistical analysis of chemicals found in walleye ear bones reveals that almost all Maumee-spawned walleyes were hatched there, but only two-thirds of Sandusky-spawned walleyes originated from the same river. This study helps wildlife officials determine which rivers are at risk of overfishing.
Researchers found that informal teen gatherings significantly increased violent behavior by adolescents, even in relatively 'good' neighborhoods. High collective efficacy neighborhoods had lower levels of violence when teens were let out unsupervised.
Researchers have witnessed how a key enzyme called photolyase works at the atomic level to repair sun-damaged DNA in a few billionths of a second. The discovery holds promise for future sunburn remedies and skin cancer prevention by allowing scientists to design drugs or lotions that heal sun damage.
Scientists use topological optimization to create experimental 3D structures for facial bone replacement, which can withstand chewing forces and facilitate speaking and swallowing. The team plans to grow bone around these lightweight structures using tissue engineering techniques.
A new study found that depressed patients who receive more competent therapy show significant symptom improvement. Therapist competence was particularly important for patients with anxiety and early onset depression. While competence predicted better outcomes in the short-term, its impact waned over time.
Researchers create nanoparticle that effectively delivers genetic material into cells, outperforming existing methods. The device, a vector, is between 2 ½ and 10 times more effective than other experimental materials, according to the research.
A new study found that smoking bans in Minneapolis and St. Paul led to a 3-6% increase in bar employment and a 4% rise in restaurant employment, contradicting predictions of job losses. The research suggests that clean indoor air policies promote healthier workplaces for workers and patrons.
A study by Ohio State University found that youth club participation improves children's sense of self, reducing vulnerability to problem behaviors. Daily attendance is less important than feeling attached to the organization and having a good relationship with staff.
Researchers compiled a comprehensive history of Arctic ice using sediment cores and proxy data, concluding that the current extent is at its lowest point for at least the last few thousand years. The study's findings suggest the volume of ice is shrinking much faster than its surface area, highlighting a troubling trend in climate change.
A new study by Ohio State University researchers found that many Latino immigrants in the US face discrimination based on skin color, despite efforts to be accepted as 'white'. Darker-skinned Latinos earn significantly less than their lighter-skinned counterparts, with a difference of $2,500 per year.
Researchers discovered little difference in current health status between normal-weight and overweight people across all age groups. The study also found that people with a BMI in the overweight range are generally not at a higher risk for current health problems compared to those of normal weight, regardless of age.
Scientists observed male topi antelopes in southwest Kenya faking alarm snorts to deceive females in heat, allowing for additional mating opportunities. The males' false alarms only occurred when females were in estrus, and the researchers found that these deceptions increased the males' chances of mating by nearly three times.
Researchers found that even tiny urban woodlots are valuable for Swainson's Thrushes and other migrant landbirds, providing food and protection. The study revealed that birds stayed in these sites for an average of four days, with the duration varying depending on factors such as calendar date, weather, and body mass.
A new study by Ohio State University researchers found that local ordinances in Appalachian states with weak statewide smoking regulations do not provide adequate protection against second-hand smoke. Stronger statewide clean indoor air laws are recommended to effectively regulate smoking in public places.
Scientists identified a tiny gene mutation that alters liver enzyme production, affecting drug processing and dosing. This mutation may serve as a biomarker to predict toxicity thresholds in cancer patients and tailor medication doses.
Scientists used quantum mechanics to simulate silica behavior under high-temperature and pressure conditions, revealing the mineral's structure changes dramatically with depth. The study suggests the lower mantle may be devoid of silica, except in localized areas where oceanic plates have subducted.
A study found that teen girls disclose more information about their dating habits than boys, with mothers being the preferred confidant. However, when it comes to issues involving sex and unsupervised activities, teens from both sexes are equally close-mouthed.
A new study suggests that declining Social Security benefits are a leading cause of older men staying in the workforce. The study found that between 25 and 50 percent of the increase in labor force participation among men aged 55-69 can be explained by declining benefits.
New research suggests that Charles Darwin's family was a living example of his theory on inbreeding's negative effects on offspring. The study found a positive association between child mortality and the inbreeding coefficient for Darwin's children, supporting his concerns about the risks of consanguineous marriage.
Researchers at Ohio State University have developed nanoparticles that can enhance MRI scans and surgical procedures for brain tumor removal. The magnetic and fluorescent nanocomposites can help doctors visualize tumors before surgery, allowing for more precise removal.
A new study found that domestic violence victims have significantly higher health costs than non-abused women, with average costs of over $1,200 for the first two years after abuse ends. The study suggests that prolonged impact of abuse on healthcare costs is consistent with chronic health conditions.
A new study found that disadvantaged urban preschoolers are at risk of developmental delays in basic motor skills, such as running and catching. The researchers evaluated 469 preschool students and found that 86% scored below the 30th percentile, which is considered developmentally delayed.