Dinosaurs had more air cavities in their heads than expected, which may have helped lighten the load of their heads and enabled them to move their heads quickly. These sinus cavities also played a biomechanical role by making bones hollow, similar to hollow beams used in construction.
A new class of compounds, phosphaplatins, can effectively kill various types of cancer cells, including ovarian, testicular and head and neck cancer cells, with potentially fewer side effects than conventional drugs like cisplatin and carboplatin.
New study finds direct link between obesity and increased leptin levels, leading to damage similar to hypertension and diabetes. Leptin stimulates greater production of superoxide, creating toxic molecules that harm endothelial cells.
Researchers found that lambeosaur crest shapes don't match internal nasal passages in closely related species, suggesting a special function. The crests likely produced low-frequency calls for mating or warning other predators.
A recent study by Ohio University researchers found that women's muscles require longer and more intensive rehabilitation after bed rest and cast immobilization. Women lose around 30% less muscle strength within one week of cast removal compared to men, suggesting different rates of muscular strength-building may be the cause.
Scientists have confirmed that century-long droughts occurred in eastern North America during the Holocene era, with evidence of seven major drought periods found in a stalagmite from West Virginia. The study suggests that weak solar activity cools the Atlantic Ocean and triggers droughts.
A new study found a cancer gene in swordtail fish is conserved due to its role in attracting female mates. The melanoma gene creates an attractive natural marking that lures females, but the population also keeps the prevalence of the gene in check.
Researchers have pinpointed four proteins - apoA1, transthyretin, clusterin and albumin - that react strongly to bovine growth hormone, potentially serving as biomarkers for growth hormone activity in humans. The discovery could offer a wider testing window for detecting recombinant human growth hormone misuse.
Researchers found evidence of a large ornithopod dinosaur and a herd of 11 sauropods walking together along a Mesozoic coastal mudflat in Yemen. The discovery provides insight into dinosaur herding behavior, with the trackways preserved in rocks likely dating back to the Late Jurassic period.
Researchers found that sit-and-wait lizards use running mechanics when moving at slower speeds, while wide foragers evolved a walking gait. The study used 18 species of lizards to understand the impact of foraging styles on biomechanics.
Researchers developed a new method to observe weak interactions in nanoscale systems using high-powered lasers and quantum dots. The technique allows for the detection of the Fano effect, enabling scientists to explore new frontiers in quantum optics.
Researchers found medullary bone in T. rex specimens, indicating dinosaurs reached sexual maturity earlier than thought and had short lifespans of 3-4 years in adulthood. This discovery sheds new light on the evolution of birds and reproductive strategies.
Scientists reveal that the closure of the Rheic Ocean created the supercontinent of Pangaea and the Appalachian Mountains, marking a significant event in Earth's history. The discovery provides new insights into the formation of these geological features and their impact on climate change.
Researchers found that individuals with a high fear of back pain will exhibit unusual movement patterns to prevent exacerbation, which can ultimately weaken their muscles. This study aims to inform the development of new treatments for backaches, a common condition affecting eight out of ten adults.
Research suggests that young women are at risk for bone loss if they follow extreme diets and engage in rigorous exercise. Women may need to consume more calories to support bone health, as low energy availability can impair bone formation.
A study by Ohio University researchers found that one-third of sexually active older adults with HIV/AIDS have unprotected sex. The study suggests that more prevention efforts may be needed to target this specific group.
Researchers are exploring the effectiveness of telephone support groups for older adults with HIV. A new four-year study aims to test the benefits of this approach in treating depression and other mental health issues among seniors with HIV.
Researchers created a model to better understand silica scaling in geothermal wells, providing accurate indicators of its impact. The study aims to control silica scaling and reduce maintenance costs for geothermal power plants, potentially increasing the adoption of this clean energy source.
A recent study by Daniel Lassiter found that videotaped confessions focusing exclusively on the suspect can lead judges and law enforcement officers to consider the statements as voluntary. This 'camera-perspective bias' affects trial participants' perceptions, potentially influencing wrongful convictions. The research aims to prevent ...
Fluorescence microscopy reveals how antifreeze proteins protect insect cells from freezing, providing insights into their hyperactive properties. The study also explores potential applications in medical transplants, frostbite prevention, and agricultural protection.
Geologists have developed a new theory explaining how and when the Appalachian Mountain range was created. The study reveals that the complex was originally attached to Gondwana before colliding with North America, closing the Rheic Ocean and forming Pangea.
A new study at Ohio University sheds light on the structural materials that form the horn's characteristic shape, explaining its curved tip. The team discovered dark patches made of calcium and melanin in the middle, which harden the core and protect it from sun damage.
Flamingos' unusual eating habit is revealed to be supported by an anatomical structure called erectile tissue. This newly discovered feature helps stabilizes the mouth and tongue, enabling them to efficiently consume algae and crustaceans from the water.
Researchers at Ohio University have created an effective interface between a semiconductor and ferromagnetic metal, nearly eliminating intermixing of the two layers. The new magnetic-semiconductor bilayer operates at room temperature, solving a long-standing problem in spintronics technology.
Researchers have successfully created a nanoscale system to control the Kondo effect in semiconductor materials. The two-quantum-dot system exhibits interesting behavior, including filtering the effect of current leads and studying pseudo-gapped systems and correlations.
Researchers at Ohio University have created a complex biological switch using a spinach molecule, which can be used to manipulate molecules and proteins. This switch has potential implications for basic science research, medical applications, computer technology, and green energy.
A study by Ohio University researcher David Holben found that food-insecure Appalachians have a higher risk of obesity and diabetes compared to their food-secure counterparts. The research also highlighted the importance of nutrition education and managing food supply in addressing these health issues.
A new study provides an explanation for continental plate breakups, showing that they often occur along preexisting lines of weakness created during earlier collisions. The research uses geochemical fingerprinting to demonstrate this principle, shedding light on the history of the Rheic Ocean.
Researchers at Ohio University have successfully created the world's first synthetic nanoscale fractal molecule, which has potential applications in novel energy storage systems, photoelectric cells, and molecular batteries. The molecules are made of iron and ruthenium ions and form a hexagonal gasket.
Researchers at Ohio University have discovered that gold nanoparticles can heat an area significantly larger than the nanoparticle itself, making them useful for targeting specific cells or objects. The particles' heating properties are precise and can be controlled using bio-linkers to affect specific targets.
A recent study found that the hypertension drug nebivolol can restore the balance between nitric oxide and oxidative stress, potentially correcting problems associated with high blood pressure. The researchers used nanosensors to test levels of nitric oxide in single cells from donors of various ethnic backgrounds.
Researchers at Ohio University found that salamanders and the ancient lizard-like animal tuatara can both walk and run on land, using energy-saving mechanisms similar to those in fast-running animals. This discovery suggests that these early vertebrates may have had a key role in shaping the evolution of locomotion in later species.
Researchers have successfully demonstrated that quantum dots can transfer energy in a "coherent" fashion when exposed to light, paving the way for potential optical quantum computing and medical imaging applications. This breakthrough could lead to faster and more efficient computers, as well as reduced heat generation.
Researchers found that bats with functioning touch-sensitive receptors on their wings can fly more accurately and snag their prey in midair. The study also reveals the importance of Merkel cells, specialized 'touch' cells common in human skin, which help bats detect airflow across their wings.
A new study by Ohio University's Molly Morris and colleagues found that older female swordtail fish spend more time with asymmetrical males than symmetrical males. This contradicts previous studies suggesting females prefer symmetrical markings as a sign of genetic fitness.
Researchers found the surface structure to be arranged differently than previously thought, with groups of four atoms in one direction but three in the other. This discovery could help scientists understand how to use cubic gallium nitride as a new semiconductor material.
A team of researchers has developed a new theory explaining how electrons interact with molecules, revealing unexpected transport channels. This breakthrough could lead to more efficient molecular transmission and the development of molecular switches.
A new study reveals that predatory dinosaurs, such as T. rex, had a more complex air sac system similar to that in modern birds. The findings suggest that these ancient beasts may have been warm-blooded creatures, with a pulmonary machinery for enhanced gas exchange.
A new study suggests that intense light exposure in photovoltaic material a-Si:H leads to undesirable defects by creating silicon dihydride structures. Researchers propose potential solutions, such as adding impurities to block the issue, which could improve solar cell performance and efficiency.
Researchers have successfully manipulated the spin of an electron using a jolt of voltage, allowing for precise control over the process. The discovery has implications for the development of optoelectronics and quantum cryptography, enabling secure information encoding.
A new study found that incorporating humor into an existing online course enhances student engagement and enjoyment. Students in the humor-enhanced section were more likely to participate in discussion boards and showed improved overall satisfaction with the course.
Researchers found a defect in quantum dot creation that hinders scientific experimentation and propose tweaking light beam or pulse duration to overcome the issue. The study also sheds light on controlling electron spin, potentially leading to faster electronic devices.
Researchers observe enormous cavities surrounding a supermassive black hole, preventing gas from cooling and forming new stars. The discovery sheds light on the universe's structure and supports recent theories about black holes' role in shaping galaxy evolution.
Researchers will investigate the relationship between motor coordination, kinesiophobia, and recurrence of low back pain. The study aims to provide treatment guidelines based on individual motor coordination profiles and kinesiophobia scores.
A new study will evaluate the effectiveness of a face-to-face support group for older adults with depression and HIV/AIDS. The intervention aims to improve coping mechanisms, quality of life, and social support.
The Virtual Haptic Back system uses a sophisticated haptic interface to simulate the sensation of touching a human back. Medical students can practice palpation skills on simulated backs, improving their ability to diagnose dysfunctions and address two major challenges in osteopathic doctor training.
Researchers develop biodegradable beads coated with targeting molecules to effectively treat inflammatory diseases like arthritis and heart disease. The particles can travel through the bloodstream and stick to inflamed tissues, offering a potential solution to conventional drug delivery issues.
A study by Ohio University researchers found that college students' attitudes towards online apparel shopping are shaped by factors like easy-to-navigate websites, secure transactions, and hassle-free returns. Despite being in rural or urban areas, most students intended to shop online for apparel products.
Researchers have uncovered detailed insights into the brains of ancient flying reptiles, revealing a larger flocculus that enabled them to process sensory data from their wings. The study suggests that this neural center played a crucial role in the pterosaurs' ability to fly and hunt, allowing them to become highly adapted predators.
A new study has found that a phone support group program helps older adults with HIV/AIDS develop coping skills, reducing stress and suicidal thoughts. The 12-week telephone intervention program appealed to participants who faced barriers in accessing traditional support groups or counseling services.