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Science News Archive April 2011


Page 10 of 26

'I'm a Mac' -- so what? Study finds way to measure brand personality appeal

Researchers from North Carolina State University developed a system to measure brand personality appeal (BPA), allowing companies to understand how favorably their brand is viewed by consumers. The BPA framework assesses three components: favorability, originality, and clarity, grading brands on their overall appeal.

New kid on the plasmonic block

Researchers at Berkeley Lab have demonstrated localized surface plasmon resonances in doped semiconductor quantum dots, opening up possibilities for plasmonic sensing and manipulation of solid-state processes. This discovery extends the range of candidate materials for plasmonics to include semiconductors, offering advantages such as d...

Apple iPhone 17 Pro

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

Study sheds light on NHL concussions

A major NHL concussion study found that while injury rates leveled out, the number of days lost per concussion has increased. Headache and low energy were significant predictors of post-concussion time loss.

Meta Quest 3 512GB

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

New pollutants detected in peregrine falcon eggs

Researchers have detected emerging pollutants, including 'dechlorane plus', in peregrine falcon eggs from Spain and Canada. The presence of these chemicals has been found to be higher in Canadian samples than Spanish ones.

More game time lost by NHL players with recurrent concussion

A recent study of NHL concussions over seven seasons found that rates have declined, but the time lag between injury and return to play has increased. The study identified clinical signs and symptoms that predict longer game time losses, emphasizing the need for education and caution in managing concussions.

Research shows men tend to leap to judgment where women see more shades of gray

A study by researchers at the University of Warwick found that men are more likely to categorize objects as fully or not fully fitting into certain categories, whereas women tend to see more nuances and assign partial classifications. This sex difference in semantic categorization may have implications for decision-making and diagnosis.

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.

A screening test for cognitive therapy?

A quick, inexpensive, and easy-to-administer physiological measure of pupil dilation in response to emotional words can predict which patients are likely to respond to cognitive therapy. This technology has the potential to improve treatment response rates in mental health clinics.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Clouds, clouds, burning bright

Researchers use noctilucent clouds as a proxy for atmospheric temperatures, revealing changes in the mesosphere that can affect global weather systems. The clouds' annual formation is influenced by wind circulation patterns between hemispheres.

Genetic mutation linked to lethal disease

Researchers identified a genetic mutation causing fatal developmental disease MOPD1, affecting fetal growth and brain development. The mutation is prevalent in the Ohio Amish population, with approximately 6% prevalence.

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.

Zoom-up star photos poke holes in century-old astronomical theory

Researchers used interferometry to take close-up pictures of the winter star Regulus, finding that the actual temperature difference between its equator and poles is much less than previously thought. The study's findings challenge a century-old theory, highlighting the importance of accurate measurements in astronomy.

Predicting premature birth possible through markers in mother's blood

Researchers at Brigham Young University and the University of Utah have developed a blood test that can identify high-risk pregnancies for pre-term birth with high accuracy. The test detects three new peptide biomarkers that signal increased risk, allowing for early intervention and potentially prolonging pregnancy by one or two weeks.

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.

Research turns the world upside down

A recent study published in PLOS ONE found that the human brain is wired to recognize familiar objects, including faces and animals, in their typical upright orientation. The research used fMRI scans to measure brain activity in response to camouflaged faces and animals, revealing a strong bias towards recognizing upright visuals.

Anti-depressants boost brain cells after injury in early studies

A study by neurosurgeons at the University of Rochester Medical Center found that anti-depressants can boost brain cells after injury, improving depression and memory. The medication, imipramine, increased the number of neurons in the hippocampus, a key area for memory, and enhanced novel object recognition tests.

For family violence among adolescents, mattering matters

A new study led by Brown University sociologist Gregory Elliott found that adolescents who believe they matter to their families are less likely to threaten or engage in violence against family members. The research reveals a strong correlation between feeling mattered and reduced violent behavior among adolescents.

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.

Marine organisms with eternal life can solve the riddle of aging

Scientists at the University of Gothenburg have discovered how certain sea squirts can activate telomerase, an enzyme that protects DNA, leading to exceptional health. These organisms also have a unique ability to discard 'junk' from their cells, which helps maintain their youthful state.

GOES-13 satellite animation shows US severe storms and tornado outbreak

The GOES-13 satellite captured images of a powerful weather system that triggered severe weather in the southern US, resulting in 243 tornadoes across 13 states. The National Weather Service confirmed EF3 and EF2 tornadoes with wind speeds up to 160mph, causing widespread damage and power outages.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Children's doctors team up across state lines to fight disease

Pediatric doctors from Indiana, Ohio, and Kentucky will collaborate on research projects to better understand and treat childhood diseases. The partnership aims to accelerate the development of new treatments for rare childhood illnesses, building on previous successes in transforming cancer treatment over the past three decades.

Mercury on the rise in endangered Pacific seabirds

Researchers tracked increases in methylmercury levels in black-footed albatross feathers over 120 years, attributing them to human-generated emissions. The study highlights the importance of conservation efforts in the Pacific Ocean, where mercury pollution poses a significant threat to endangered seabird species and human health.

Ferromagnetism plus superconductivity

Scientists from Helmholtz-Zentrum Dresden-Rossendorf and TU Dresden created a unique material, Bi3Ni, with nanometer-scale size, which exhibits both ferromagnetism and superconductivity. This phenomenon is rare and not yet fully understood, with the possibility of featuring a special type of superconductivity.

Brookhaven storm experts head to Oklahoma

Scientists from Brookhaven National Laboratory are heading to Oklahoma to take atmospheric measurements and improve global climate models. The six-week study will provide the most complete characterization of convective cloud systems ever obtained, enabling more accurate representation of these processes in climate models.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Habitat restoration could help species to cope with climate change

New research suggests that habitat restoration strategies can aid species survival during climate change, using population models to show colonisation success varies by habitat type. For three out of four habitats, a system of stepping stones or random patch creation is most efficient.

Virtual surgery shows promise in personalized treatment of nasal obstruction

Researchers at The Medical College of Wisconsin developed virtual nasal surgery using computer simulation techniques to predict post-surgical outcomes for patients with nasal obstruction. The study showed promising results, demonstrating the potential of computational fluid dynamics (CFD) in predicting post-surgical parameters.

Ban bodychecking in youth hockey to prevent concussions

Concussions are prevalent in junior hockey leagues, with up to 25% of players sustaining injuries. Banning bodychecking could decrease the risk of concussions, reducing their impact on academic and athletic performance. The proposal aims to break a vicious cycle where young athletes learn to play in a way that causes injury.

Safeguarding genome integrity through extraordinary DNA repair

Researchers at Berkeley Lab have discovered a new process for repairing double-strand breaks in heterochromatin, a crucial step in maintaining genome stability. This mechanism allows cells to accurately repair DNA damage and prevent chromosomal abnormalities that can lead to cancer and birth defects.

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

How the bilingual brain copes with aging

Researchers found that older bilingual adults use context more to process language as working memory capacity declines. Bilingualism is associated with a cognitive advantage, and this study sheds light on how bilingual brains adapt to aging.

Cell of origin for squamous cell carcinoma discovered

Squamous cell cancers can arise from hair follicle stem cells, which were found to be more prone to developing tumors. Researchers hope this discovery will lead to specific therapies targeting cancer initiation, potentially preventing the disease before it starts.

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.

Move over Prozac: New drug offers hope for depression

Researchers have identified a small molecule compound that specifically inhibits TrkB action, showing potent behavioral effects in mice and promising antidepressant and anti-anxiety activity in humans. The discovery could lead to the development of a new class of psychiatric drugs for depression treatment.

Sandia and UNM lead effort to destroy cancers

Researchers have created nanoparticles that can store large amounts of drugs, allowing for a millionfold increase in efficiency over comparable methods. The 'protocells' can target specific cancer cells while restricting toxic chemotherapy drugs from leaking into the system, mitigating side effects.

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.

More evidence suggests electric cars need night time charging

Researchers found that electric vehicle charging at night reduces ozone levels, with the nighttime charging scenario showing the best results on average. This supports efforts to develop regulation encouraging nighttime charging through variable electricity pricing.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Embargoed news from Annals of Internal Medicine

Researchers found that off-label use of rFVIIa for various conditions had no mortality benefit and increased risk for thromboembolism in patients. Routine monitoring of troponin levels may be warranted to identify perioperative MI in asymptomatic patients undergoing major noncardiac surgery.

How do you manage US oceans? Look at local successes

A team of Brown University researchers recommends involving stakeholders, setting objectives early, and creating institutional structures to manage US oceans effectively. They found success stories in California's Morro Bay and Washington state's Northwest Straits.

JCI online early table of contents: April 18, 2011

Researchers have identified a low-molecular weight TrkB antagonist with potent behavioral effects that suggest it will have antidepressant and anti-anxiety activity in humans. The compound, ANA-12, was discovered through a screen of stable small molecules that could specifically inhibit TrkB action. Additionally, a study on type 1 diab...

Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.