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Science News Archive 2012


Page 100 of 333

Tracing the molecular causes of preeclampsia

Researchers have identified a new molecular pathway leading to preeclampsia in humans, characterized by elevated blood pressure and protein in the urine. The imbalance of PlGF and sFlt-1 proteins disrupts placental blood supply, affecting the mother and unborn baby.

GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Precautions for tick-borne disease extend 'beyond Lyme'

New research reveals that tick-borne diseases extend 'beyond Lyme' in the Southeastern United States, where lone star ticks spread ehrlichiosis and spotted fever rickettsiosis. Experts advise saving the tick that bites you to identify potential diseases.

Archaeologists uncover 'lost garden' in quest for Richard III

Researchers have discovered paving stones in the 'lost garden' of Robert Herrick, believed to be from Richard III's time. The discovery is a significant find, bringing them closer to locating the king's grave. Further investigation has also revealed fragments of window tracery and medieval silver pennies at the site.

Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Antibiotic therapy improves moderate exacerbations of mild-to-moderate COPD

A multicenter trial found that antibiotic treatment with amoxicillin/clavulanate significantly improved clinical cure rates and prolonged the median time to next exacerbation in patients with mild-to-moderate COPD. Patients with elevated capillary C-reactive protein (CRP) levels were more likely to be cured without antibiotics.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

NASA's Global Hawk Mission Begins with Flight to Hurricane Leslie

NASA's Global Hawk aircraft has begun flying over Hurricane Leslie in the Atlantic Ocean, collecting data on hurricane formation and intensification. The mission will help researchers understand the relative roles of large-scale environment and internal storm processes in shaping hurricanes.

Study finds how BPA affects gene expression, anxiety; Soy mitigates effects

Researchers at North Carolina State University found that BPA exposure early in life causes significant gene expression changes associated with anxiety. A soy-rich diet was shown to mitigate these effects in rats, suggesting a potential protective role for soy in reducing the impact of BPA on mental health.

The nose knows: Gene therapy restores sense of smell in mice

Scientists successfully applied gene therapy to restore a lost sense of smell in mice by repairing defective olfactory cells. The treatment increased appetite and body weight, highlighting the potential for this approach to treat cilia disorders elsewhere in the body.

SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

NASA keeping an 'eye' on Hurricane Michael

NASA satellites captured stunning visible and infrared images of Hurricane Michael's eye, revealing clear views of the Atlantic Ocean. The storm's cloud top temperatures cooled around its center on September 7.

Who's the most influential in a social graph?

A new algorithm developed by Georgia Tech can identify influencers as information changes within a network, making it more efficient than existing algorithms. The software can process streaming graphs up to 100 times faster and has wide-ranging applications in advertising, transportation, and other fields.

Lack of support for 'ring-fencing' cancer drugs fund revealed

The public favors treating patients with serious conditions, including cancer, if it reduces burden on carers or offers substantial health benefits. However, the majority oppose a ring-fenced budget for cancer drugs, which would prioritize cancer treatments over other equally serious conditions.

Turf study to monitor runoff, establish fertilizer management practices

A team of scientists from Texas A&M AgriLife Research is conducting a study to monitor fertilizer runoff and establish management practices for new turf in Central Texas. The study, sponsored by The Scotts Miracle-Gro Company, aims to understand how different fertilization and irrigation methods affect runoff volume and nutrient load.

Needle beam could eliminate signal loss in on-chip optics

A new type of light beam, called a needle beam, has been created by Harvard researchers. This non-diffracting beam can travel long distances without spreading outwards, which could greatly reduce signal loss in on-chip optical systems.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

OSA increases cardiovascular mortality in the elderly

A new study found that untreated severe obstructive sleep apnea (OSA) increases cardiovascular mortality in the elderly. However, adequate continuous positive airway pressure (CPAP) treatment significantly reduces this risk, especially from stroke and heart failure.

Novel surgery removes rare tumor, rebuilds face and jaw

A novel surgical approach has successfully removed a rare facial tumor and rebuilt a patient's lower jaw and mouth. The procedure involved removing the tumor and oral tongue while creating a fully functional lower jaw using dual microvascular free flaps.

Moffitt Cancer Center researchers study childhood melanoma characteristics

Researchers found evidence that melanoma manifests differently in children than in adults, particularly with regard to the likelihood and significance of lymph node metastases. Despite higher rates of metastases to sentinel nodes, survival rates for children are comparable or better than those for adults.

DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

ILCAC awards McCartor Fund Fellowships

The International Light-Cone Advisory Committee (ILCAC) has awarded two Gary McCartor Travel Awards to PhD students Lekha Adhikari and Christian A. Cruz-Santiago. The fellowships enable them to attend leading conferences in Cracow, Poland, and Delhi, India, and support young physicists in memory of physicist Gary McCartor.

New research suggests bacteria are social microorganisms

Bacteria exhibit social behaviors similar to plants and animals, including cooperation and competition. The study found that certain individuals produce antibiotics to defend against competitors, while others benefit from association with these producers.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Analysis finds benefits to racial quotas in Brazilian higher education

A recent study published in the Journal of Human Resources found that Brazil's racial quota system raised the proportion of black students from low-income families without decreasing their academic efforts. The research analyzed data from over 2,000 students and found no evidence that students reduced their efforts due to racial quotas.

NASA sees Hurricane Leslie's eye close

Hurricane Leslie appears to be 'closing its eye' on NASA satellite imagery, a sign of weakening, and dropped from hurricane to tropical storm on Sept. 7. The storm is expected to move northward, potentially regaining hurricane status over the weekend.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Employees at 'green' companies are significantly more productive, study finds

A new UCLA-led study found that employees in green companies, which adopt international environmental standards, are 16 percent more productive than the average. The researchers discovered a positive correlation between the adoption of these practices and increased employee motivation, training, and interpersonal relationships.

Strategy developed to improve delivery of medicines to the brain

Scientists at NIEHS discover a way to turn off P-glycoprotein, a major gatekeeper preventing medicinal drugs from reaching the brain, allowing small therapeutic agents to cross the blood-brain barrier. This breakthrough could lead to new treatments for central nervous system diseases such as brain and spinal cord injury, brain cancer, ...

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Northwestern researchers set world record for highest surface area material

Researchers at Northwestern University have created two new synthetic materials with the greatest amount of surface areas reported to date. The materials, NU-109 and NU-110, belong to a class of crystalline nanostructures known as metal-organic frameworks (MOFs) that are promising vessels for natural gas storage.

Clearer look at how iron reacts in the environment

Researchers used ultrafast X-rays to observe electron transfer in iron oxide nanoparticles, shedding light on the environmental impact of rust. This breakthrough could lead to more efficient solar cells and a better understanding of contaminant remediation efforts.

Tight glycemic control has no proven benefits for children in the cardiac ICU

A new study conducted at Boston Children's Hospital found that tight blood sugar control does not benefit pediatric patients undergoing heart surgery. The Safe Pediatric Euglycemia in Cardiac Surgery (SPECS) trial examined the effects of insulin on glucose management and showed no impact on infection rates, length of stay, or mortality.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

'Narco sub' PLUTO mimics the real thing

The US Department of Homeland Security has created a surrogate semi-submersible called PLUTO to test detection systems for maritime security. The vessel is designed to mimic the features of illegal narco subs used by South American drug cartels, allowing operators to test and improve their sensors in real-world conditions.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Researchers emphasize evaluation of tradeoffs in battling urban heat island

A team of researchers from Arizona State University found that painting building roofs white can reduce average temperatures in urban areas but also disrupt regional hydroclimates. The study, focusing on Arizona's Sun Corridor, shows a 12% reduction in rainfall and an additional 4% decrease with white roofs.

Racial and ethnic diversity spreads across the country

The study found that almost all US cities have become more diverse over the past four decades, with rural communities following urban trends. Diversity has led to a decline in white-dominant places and an increase in communities with significant minority populations.

Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Mars's dramatic climate variations are driven by the Sun

Researchers at the University of Copenhagen have developed a model that links solar insolation to layer formation in Mars's ice caps. The model demonstrates a correlation between ice and dust accumulation and solar insolation, providing a dated climate history for Mars over 1 million years.

Changes in water chemistry leave lake critters defenseless

A new study found that changes in lake water chemistry, caused by acid rain and logging, are leaving small water organisms like plankton without adequate armor, making them easy prey for predators. The researchers warn that this could have significant consequences for the entire ecosystem.

Novel therapeutic targets identified for small cell lung cancer

A study published in Cancer Discovery reveals PARP1 and EZH2 as potential therapeutic targets for small cell lung cancer. The discovery could lead to the development of targeted treatments for this aggressive type of cancer, which currently has limited treatment options.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Immune cell death safeguards against autoimmune disease

Researchers identified Puma and Bim as molecules that work together to kill self-reactive immune cells, which accumulate and attack body organs in autoimmune diseases. The study sheds light on the protection mechanism against autoimmune diseases, such as type 1 diabetes and rheumatoid arthritis.