Astronomers have detected streams of cold gas flowing through the dark matter halo of an early massive galaxy, supplying materials for star formation. The discovery provides direct evidence for cosmic filaments ferrying cold gas to galaxies during the early universe.
Researchers describe for the first time the full sequence of Biologist-induced replication (BIR) and found it stalls at roadblocks when transcription is introduced near the beginning. This discovery suggests that BIR's high risk-reward arrangement may contribute to genomic instability leading to cancer development.
Scientists have detected new types of solar electron bursts accelerated by shock waves from coronal mass ejections. The Voyager spacecraft, over 14 billion miles from the sun, recorded these bursts, which were linked to cosmic rays and provided valuable insights into interstellar physics.
The Milky Way's circumgalactic medium (CGM) has a disk-like geometry, with denser areas where stars are forming and material is being traded between the galaxy and the CGM. The discovery provides insight into the galaxy's formation and evolution, as well as its interaction with the surrounding universe.
A new study led by Emily Kroska found that people who acknowledge and address their emotions during stressful times report lower stress levels than those who avoid identifying with their emotions. By maintaining relationships and engaging in valued activities, individuals can increase their psychological flexibility and reduce distress.
Research from the University of Iowa reveals that parents who use road crossings as teachable moments can significantly improve their child's ability to cross streets safely. Children who received constructive advice, especially on identifying safe gaps in traffic ahead of time, showed improved skills and reduced risk of injury.
A new study by University of Iowa researchers identifies a connection between the East Asian Subtropical Jet Stream and the frequency of tropical storms in the Atlantic Ocean. The study found that stronger EASJ is associated with fewer Atlantic tropical cyclones, suggesting a link between climate systems in Asia and hurricane formation.
Researchers found that tree pollen fragments remain airborne for up to 11 hours after spring rains, posing a risk to allergy sufferers. The study advises people to stay indoors during and after rain events, especially thunderstorms, to minimize respiratory impacts.
Female roundworms release serotonin when sensing danger, passing warning signals to eggs and future offspring. This mechanism protects the young from harm, increasing birth rates and survival success.
A team of biologists identified a receptor that, when blocked, can prevent common types of hearing loss. They found that a drug called IEM-1460 selectively blocks the receptor and prevents hearing damage in mice exposed to noise.
A team of researchers led by the University of Iowa has dated the last known appearance of Homo erectus at Ngandong in Indonesia between 108,000 and 117,000 years ago. The site is considered the last known settlement of this direct ancestor to modern humans.
Researchers confirm Voyager 2's entry into interstellar space with a plasma density jump detected by an Iowa-led instrument. The spacecraft crossed into the ISM at a distance of over 11 billion miles from the sun, providing valuable clues to the structure of the heliosphere.
A University of Iowa-led study found that Southern California earthquakes increased stress on the Garlock Fault, a major earthquake fault line. The research showed 'aseismic creep' along a 12- to 16-mile section of the fault, indicating it is sensitive to stress changes.
A team of researchers has developed a smart skin that can change shape and texture using artificial muscles, mimicking the cephalopod's ability to morph its structure. This innovation enables lightweight and flexible displays, interfaces for the visually impaired, and drag reduction on marine vehicles.
A new study suggests that exercise can improve cognitive functions and working memory in some older individuals after just one session. The researchers found increased connectivity between brain regions involved in cognition and memory, leading to better performance on memory tests.
A study published in JAMA Network Open found that women with normal weight but high waist circumference were 31% more likely to die from cardiovascular disease and obesity-related cancer. Waist size is a forgotten factor in defining obesity, and its inclusion could lead to better risk evaluation and intervention programs.
Researchers used satellite imagery to gather detailed information on earthquakes, including location, size of surface deformation, and proximity to population centers. This data improved analysis of earthquake impact and led to more accurate estimates of fatalities and economic losses.
Modern-day crocodiles and alligators originated from various ecosystems over time, including land, estuarine, freshwater, and marine environments. This challenges the long-held assumption of a simple evolutionary path from a land-based ancestor.
A University of Iowa study found that rural hospitals using tele-medicine to back up their emergency room health care providers save an average of $117,000 annually in healthcare provider costs. This model also helps recruit new physicians by offering better work-life balance and reducing burnout.
A University of Iowa study found that women in India who fetch water daily are more likely to give birth prematurely or with low birth weight. Harassment and lack of private toilets also increase the risk of adverse birth outcomes.
A University of Iowa-led research team identified a brain marker associated with aggression in toddlers, including smaller P3 brain waves accompanying tone changes. This finding could help diagnose aggressive behavior in young children before it becomes ingrained.
A new study from the University of Iowa found that 8.5% of American adults have been diagnosed with type 2 diabetes, while 0.5% have type 1 diabetes. Type 2 diabetes is overwhelmingly more common, accounting for 91.2% of all diagnosed cases.
A new study by University of Iowa researchers reveals that older adults are less likely to recognize when they've made a mistake. Despite performing tasks similarly to younger adults, older participants acknowledged errors less often and were more adamant about not having made a mistake. This impaired ability has significant consequenc...
A team of researchers at the University of Iowa designed a web-based game called MapTrek that motivates people to get up and exercise more. The study found that participants who played the game increased their daily steps by about 2,200 per day, which is close to walking one mile.
A new study led by University of Iowa researchers explains how ammonia is distributed in the upper atmosphere, aligning with satellite measurements. The research answers a mystery of how ammonia is absorbed and released into the air during convection, resolving a discrepancy between satellite data and scientific understanding.
A new study from the University of Iowa found that children with ASD are over twice as likely to suffer from a food allergy compared to those without ASD. The study analyzed data from nearly 200,000 children and suggests a possible link between immunological dysfunction and ASD development.
A new study finds that socioeconomic factors, particularly income and education, are key drivers of the gap in cardiovascular health behaviors between black and white Americans. Researchers recommend addressing these factors through policy changes to close the health gap.
A new study from the University of Iowa found that statins can save thousands of additional lives when used in people with higher levels of LDL cholesterol. The analysis of 34 previous studies involving over 270,000 participants showed that statins were more likely to reduce death risk at LDL levels of 100 mg/dl or greater.
A study from the University of Iowa found that pre-pregnant women with higher fitness levels had a 21% lower risk of developing gestational diabetes. Moderate physical activity, such as brisk walking, can help reduce this risk.
Researchers found that an unexpected sound increased brainwave activity and improved stopping outcomes by up to 15%. The study offers insight into the brain's communication with the motor system and could lead to new treatments for motor-control disorders like Parkinson's disease and ADHD.
A University of Iowa biologist discovered a virus family whose set of genes is similar to that of eukaryotes, helping clarify the evolution of eukaryotes after branching from prokaryotes. Giant viruses like Marseilleviridae may have been the source of these genes.
Researchers found that pigeons process space and time in ways similar to humans and other primates, using a common neural coding mechanism. This suggests that abstract concepts are not processed separately and that lower-order animal species can exhibit high-level decision-making abilities.
A new treatment combines traditional chemotherapy with a relatively new cancer drug that targets chemo-resistant tumor cells, loaded into tiny nanoparticles. The treatment shows promise for improving survival rates for endometrial cancer patients and could be used to treat other cancers as well.
Researchers found that roundworms can prime a defense mechanism when exposed to the scent of a lethal bacterium, increasing cell survival. This discovery could lead to a non-pharmaceutical treatment for neurodegenerative diseases by stimulating the same sensory trigger in humans.
A team led by University of Iowa physicist Craig Kletzing has won $1.25 million from NASA to conceptualize a potential mission to study the interactions between the sun and Earth's magnetic fields. The mission, called TRACERS, aims to better understand how the solar wind affects our planet and its technology.
Researchers discovered the GREB1L gene associated with renal agenesis, a hereditary condition causing one or no kidneys. The finding enables early detection of the disorder, providing relief to families.
A team of researchers at the University of Iowa suggests that black holes played a crucial role in making the universe visible. By ejecting matter violently, black holes may have pierced cloudy surroundings, enabling light from stars to escape. This theory is supported by observations of a nearby galaxy emitting ultraviolet light.
Astronomers at the University of Iowa suggest quasars could be responsible for the extinction of dusty starburst galaxies. The study found four galaxies with visible quasars, which could indicate that every dusty starburst galaxy hosts a quasar.
University of Iowa researchers examine the infralimbic cortex, a brain region controlling addictive behavior, and find it can be reprogrammed to ease drug urges. The study suggests silencing this region's neurons during withdrawal periods may prevent relapse, offering potential for new treatments.
Farmers in the US face unique stressors that increase their risk of suicide, including physical isolation and lack of mental health care resources in rural areas. The study found that farmers are more likely to commit suicide during economic crises or extreme weather periods.
A team of biologists found that a promiscuous salamander balances its genome by using equal contributions from three separate species. This balanced genetic profile may be key to the hybrid's success and adaptability.
A new University of Iowa study examines the link between obesity and food container chemical substitutes, finding no associations with BPF and BPS. However, the study confirms that BPA is associated with increased obesity in humans.
Researchers at the University of Iowa found that even simple conversations on a cell phone can affect drivers' brain ability to focus on the roadway. The delay is about 40 milliseconds, which compounds and contributes to impaired driving.
A new study reveals a previously unknown mode of communication between the hippocampus and red nucleus during REM sleep in infants. This synchronization is essential for motor control development and may contribute to motor problems in disorders like autism and schizophrenia.
New research shows children's ability to cross roads without incident develops around age 14. Children under 12 often underestimate traffic gaps, leading to accidents, and lack fine motor skills to step into the street quickly, making it hard for them to gauge when it is safe to cross.
A team of researchers at the University of Iowa documented how melanoma cells form tumors in a 3D model, finding similarities with breast tissue cancer cells. They identified two drugs, anti-beta 1 integrin/(CD29) and anti-CD44, that block tumor creation in both types of cancer.
Physicists propose non-invasive probe to induce magnetic response in materials with weak or nonexistent fields. This technique could yield more sensitive MRI machines, high-speed storage memory, and efficient CPUs.
In a groundbreaking study, researchers at the University of Iowa have shown that gestational hypertension can be reversed in offspring born to hypertensive rats. The study's findings may offer a promising approach to addressing fetal programming and preventing the transfer of health risks from mothers to children.
Researchers discover FKB-6, a protein that regulates the speed of chromosome pairing in nematodes, ensuring accurate genetic information swap during reproduction. The findings offer new insight into animal fertility and could help understand defects contributing to conditions like Down syndrome.
A University of Iowa physicist is searching for the 'bottom quark', a subatomic particle expected to arise from a Higgs boson's decay. Evidence of this particle could confirm the existence of the Higgs boson, a theory about how the universe works.