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Science News Archive February 2015 - Page 10


Page 10 of 31

Dasgupta receives American Chemical Society's J. Calvin Giddings Award

Dasgupta, a renowned chemist and educator at the University of Texas at Arlington, has received the prestigious J. Calvin Giddings Award for his commitment to teaching and research excellence. The award recognizes his efforts to enhance analytical chemistry students' professional development and publish influential textbooks on teaching.

SourceUniversity of Texas at Arlington·DateFeb 19, 2015

New study reveals the global impact of debris on marine life

A comprehensive study found nearly 700 species of marine animals have encountered man-made debris, with plastic accounting for 92% of cases. The study highlights the widespread harm caused by debris on threatened or near-threatened species.

SourceUniversity of Plymouth·JournalMarine Pollution Bulletin·DateFeb 19, 2015
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.

Pigs can regulate sulfur retention when distillers dried grains are included in diet

Researchers found that pigs can tolerate up to 0.38% sulfur in their diet without negative effects on carcass quality or growth performance. Excess sulfur is excreted in the urine, not accumulated in tissues, allowing pigs to regulate sulfur retention and excretion.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalJournal of Animal Science·DateFeb 19, 2015

Editorial issues a call to action for end-of-life care of older adults in nursing homes

The editorial highlights the need for bold action to improve end-of-life care in nursing homes, focusing on symptom control, advance care planning, and high-quality palliative care. Nursing home providers are urged to prioritize training staff in these areas to ensure better support for patients and their families near the end of life.

SourceIndiana University·JournalJournal of the American Medical Directors Association·DateFeb 19, 2015

Beyond silicon: New semiconductor moves spintronics toward reality

A new semiconductor compound is bringing fresh momentum to the field of spintronics, an emerging breed of computing device that may lead to smaller, faster, less power-hungry electronics. The compound's unique low-symmetry crystal structure offers much greater flexibility, enabling precise control over conductivity and magnetism.

SourceUniversity of Michigan·JournalJournal of the American Chemical Society·DateFeb 19, 2015
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.

Out of Africa: Did humans migrate quickly and all-at-once or in phases based on weather?

Researchers suggest that human dispersal into southern Asia via Arabia was linked to changing climate and environmental conditions, with increased rainfall supporting populations. The Al Sibetah alluvial fan sequence provides a unique record of landscape change in southeast Arabia, revealing multiple humid episodes during glacial periods.

SourceGeological Society of America·JournalGeology·DateFeb 19, 2015

Evolving a bigger brain with human DNA

Researchers found a key difference in human and chimpanzee DNA that boosts brain size in mouse embryos. This discovery sheds light on the genetic basis of human brain evolution and may help explain why humans have unique capabilities compared to chimps.

SourceDuke University·JournalCurrent Biology·DateFeb 19, 2015

Penn researchers develop new technique for making molybdenum disulfide

University of Pennsylvania researchers have made an advance in manufacturing molybdenum disulphide, allowing for easier control over its size, thickness, and location. The new technique enables the creation of transistors that turn on and off, as well as devices that emit light.

SourceUniversity of Pennsylvania·JournalNature Communications·DateFeb 19, 2015

Joslin researchers find drugs are effective for diabetic macular edema in new trial

A clinical trial found that all three anti-VEGF drugs were effective in improving vision and preventing vision loss in patients with diabetic macular edema. Aflibercept showed more significant visual gains in patients with worse vision at the start of the trial, providing robust data for clinicians to guide treatment decisions.

SourceJoslin Diabetes Center·JournalNew England Journal of Medicine·DateFeb 19, 2015
Apple iPhone 17 Pro

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

Study finds climate change may dramatically reduce wheat production

A recent study finds that climate change will lead to a significant decrease in wheat production, with yields projected to drop by 6% for each degree Celsius temperature rise. The resulting loss of nearly one-quarter of current wheat production could severely impact global food supplies.

SourceKansas State University·JournalNature Climate Change·DateFeb 19, 2015

New nanogel for drug delivery

A new type of self-healing hydrogel has been developed by MIT chemical engineers that can carry one or two drugs at a time. The gel consists of a mesh network made of nanoparticles and polymers that can be injected through a syringe and released over several days, targeting specific tissues and allowing for long-term drug delivery.

SourceMassachusetts Institute of Technology·JournalNature Communications·DateFeb 19, 2015

New ALS gene and signaling pathways identified

Researchers have identified a new gene, TBK1, associated with sporadic ALS, highlighting the importance of inflammation and autophagy pathways. The study also found that OPTN may be a major player in the disease, interacting physically and functionally with TBK1.

SourceColumbia University Irving Medical Center·JournalScience·DateFeb 19, 2015
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Combination of imaging methods improves diagnostics

Researchers at Helmholtz Zentrum München developed an approach to quantify gadolinium-based contrast agents in tissue using MALDI-MS imaging, correlating it with MRI images. This combination improves diagnostic value by detecting tissue-related kinetics of contrast agents used in myocardial infarction models.

SourceHelmholtz Munich (Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH))·JournalAngewandte Chemie·DateFeb 19, 2015

Cattle damage to riverbanks can be undone

A study published in Springer's Environmental Management journal found that removing grazing cattle from a wildlife refuge in Oregon has led to significant rehabilitation of the natural environment. The removal of cattle has resulted in an increase in woody riparian vegetation, reduction in erosion, and improved water quality.

SourceSpringer·JournalEnvironmental Management·DateFeb 19, 2015

Clearing up Europe's air pollution hotspots

Current EU legislation will lead to significant improvements in particulate matter pollution, but many areas of Europe will still exceed limits. The study identifies Eastern Europe, Southern Poland, and major cities as hotspots that require targeted emission controls.

SourceInternational Institute for Applied Systems Analysis·JournalAtmospheric Chemistry and Physics·DateFeb 19, 2015
Meta Quest 3 512GB

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

Caribbean coral findings may influence Barrier Reef studies

Researchers found that symbiotic algae Symbiodinium D is more common in Caribbean corals than previously thought, suggesting potential for coral resilience. This discovery could inform future analysis of the Great Barrier Reef's response to climate change.

SourceGriffith University·JournalCoral Reefs·DateFeb 19, 2015

Statins may not lower Parkinson's risk

A recent study suggests that statins may not protect against Parkinson's disease, despite previous reports of a potential link. The research found no evidence that statin use lowered the risk of PD, and may even increase it over time.

SourcePenn State·JournalMovement Disorders·DateFeb 19, 2015

Gene may help reduce GM contamination

Researchers at the University of Guelph identified a gene that can make certain plants self-pollinate, reducing the risk of genetically modified crop contamination. The discovery could also benefit perfume-makers by allowing for more control over fragrance production.

SourceUniversity of Guelph·JournalBMC Biology·DateFeb 19, 2015
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Smarter multicore chips

Researchers at MIT developed a system that cleverly distributes data around multicore chips' memory banks, improving execution times by 18 percent on average while increasing energy efficiency. In simulations involving a 64-core chip, the system increased computational speeds by 46 percent while reducing power consumption by 36 percent.

SourceMassachusetts Institute of Technology·DateFeb 19, 2015

Neck pain can be changed through altered visual feedback

Research shows that altering visual cues can impact pain by changing the physical point at which pain is experienced. Participants who suffered from chronic neck pain were shown to have a broader range of motion when visual feedback understated head rotation and a reduced range when it overstated head rotation.

SourceAssociation for Psychological Science·JournalPsychological Science·DateFeb 19, 2015

Jumping genes have essential biological functions

Researchers have discovered that Alu RNAs form complexes with specific proteins, regulating ribosome activity and contributing to cell immunity. This process helps cells adapt to stress and defend against viruses, such as HIV and hepatitis C.

SourceUniversité de Genève·JournalNucleic Acids Research·DateFeb 19, 2015
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.

Diet quality declines worldwide, but with major differences across countries

The study found that overall diet quality worsened globally despite increased consumption of healthier foods in many countries. Poorer regions, such as Sub Saharan Africa and Latin America, showed little improvement in dietary patterns, highlighting the need for urgent action to address diet-related health issues.

SourceTufts University, Health Sciences Campus·JournalThe Lancet Global Health·DateFeb 19, 2015

Growth hormone improves social impairments in those with autism-linked disorder

A growth hormone called IGF-1 has been shown to improve social impairment and restrictive behaviors in children with Phelan-McDermid syndrome, a disorder associated with autism. The treatment showed significant improvement in social withdrawal and repetitive behaviors compared to placebo.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalMolecular Autism·DateFeb 19, 2015

$8 million grant to fund Rat Genome Database at MCW

The Medical College of Wisconsin has received a $8 million grant to fund the Rat Genome Database, providing a globally-accessible collection of data from ongoing rat genetic and genomic research. The database holds nearly 4.5 million functional data annotations for rat, human, and mouse genes, as well as files on specific animal strains.

SourceMedical College of Wisconsin·DateFeb 19, 2015
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.

NASA's MAVEN spacecraft completes first deep dip campaign

MAVEN spacecraft completed its first deep-dip campaign, gathering measurements closer to the lower end of the Martian upper atmosphere. The campaign allows scientists to study connections between the lower and upper atmospheres, shedding light on gas escape and climate history.

SourceNASA/Goddard Space Flight Center·DateFeb 19, 2015

Sickness and health between men and women

A study by Washington State University researchers found that women are more impacted by illness than men, unless multiple symptoms are present. Women with specific personality types, such as high agreeableness or low conscientiousness, may experience less impact from mental illness due to their social networks and coping mechanisms.

SourceWashington State University·JournalJournal of Behavioral and Experimental Economics·DateFeb 19, 2015

Why are kidney patients starting dialysis sooner?

A recent study found that patients with advanced kidney disease have been initiating dialysis progressively earlier over time. Despite no measurable differences in patient sickness or reasons for dialysis, the trend suggests a shift towards embracing higher levels of kidney function as acceptable for dialysis initiation.

SourceAmerican Society of Nephrology·JournalJournal of the American Society of Nephrology·DateFeb 19, 2015
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Does dark matter cause mass extinctions and geologic upheavals?

Research suggests that Earth's movement through dark matter may perturb comets' orbits, leading to heat in the Earth's core, which could trigger events like volcanic eruptions and changes in sea level. This phenomenon may hold the answer to understanding large-scale extinction events.

SourceNew York University·JournalMonthly Notices of the Royal Astronomical Society·DateFeb 19, 2015

NASA covers Tropical Cyclone Lam's landfall in northern territory

Tropical Cyclone Lam made landfall in Australia's Northern Territory, with NASA satellites and instruments gathering data on the storm's structure and behavior before and after landfall. The storm was characterized by sustained winds of up to 90 knots (103.6 mph) and heavy rainfall rates of almost 55 mm per hour.

SourceNASA/Goddard Space Flight Center·DateFeb 19, 2015

New NIST tools to help boost wireless channel frequencies and capacity

Researchers at NIST are developing measurement tools for channels that could offer more than 1,000 times the bandwidth of today's cell phone systems. The tools will enable the development of innovative millimeter-wave wireless technologies and support the expected increases in demand for wireless capacity.

SourceNational Institute of Standards and Technology (NIST)·JournalIEEE Transactions on Microwave Theory and Techniques·DateFeb 19, 2015

A new view of the solar system: Astrophysical jets driven by the sun

Scientists discover that the sun's magnetic field controls the large-scale shape of the heliosphere, producing two jets that split its tail, similar to astrophysical jets observed in other stars and black holes. The discovery could lead to better understanding of particle acceleration, cosmic rays, and space travel protection.

SourceBoston University·JournalThe Astrophysical Journal Letters·DateFeb 19, 2015
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

NASA satellites reveal Tropical Cyclone Lam strengthening

NASA's Aqua satellite captured infrared data on Tropical Cyclone Lam, revealing a large area of strong thunderstorms circling the center of the storm. The system is expected to intensify to Category one hurricane status, bringing heavy rainfall and powerful winds to northern Australia.

SourceNASA/Goddard Space Flight Center·DateFeb 18, 2015
Fluke 87V Industrial Digital Multimeter

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

Doctoral students to develop gentle anti-tumor drugs

A European Training Network is supporting the development of targeted cancer medication using peptides as delivery vectors. The goal is to create effective treatments with fewer side effects, building on the concept of "magic bullets" coined by Nobel laureate Paul Ehrlich.

SourceBielefeld University·DateFeb 18, 2015

Hydrogel baits offer novel way to manage invasive ants

Researchers found that hydrogels saturated with thiamethoxam dissolved in sugar water reduced the Argentine ant population by 94% in two weeks. The use of hydrogel baits offers an inexpensive, easy-to-apply alternative to traditional pesticides, reducing environmental costs and selectively targeting invasive ants.

SourcePurdue University·JournalEntomologia Experimentalis et Applicata·DateFeb 18, 2015
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Best drug to improve poor vision in diabetes

A national study found Eylea effective in improving eyesight for individuals with poor vision due to diabetic macular edema. The condition affects an estimated 7.7 million people in the US, and treatment options are limited, making informed decisions crucial.

SourceNorthwestern University·JournalNew England Journal of Medicine·DateFeb 18, 2015

Igniting the air for atmospheric research

Austro-Russian research team develops high-energy mid-infrared laser capable of igniting laser filaments in air at normal atmospheric pressure. This technology enables tracing pollutants in the atmosphere using back-scattered light analysis.

SourceVienna University of Technology·JournalScientific Reports·DateFeb 18, 2015

Can a bacterial virus from Jerusalem sewage prevent root canal infections?

Researchers identified a bacteriophage from Jerusalem sewage that can infect and eliminate Enterococcus faecalis biofilms, a common cause of persistent root canal infections. This phage therapy approach may offer a new solution for combating antibiotic-resistant bacteria.

SourceThe Hebrew University of Jerusalem·JournalApplied and Environmental Microbiology·DateFeb 18, 2015

New insight into a fragile protein linked to cancer and autism

Researchers have found that mutations in the PTEN gene lead to reduced activity and stability of a critical protein, promoting genetic instability and disease. This discovery could pave the way for new treatments for patients with both autism and cancer.

SourceAmerican Chemical Society·JournalBiochemistry·DateFeb 18, 2015
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.

Development of personalized cellular therapy for brain cancer

A preclinical study by the University of Pennsylvania School of Medicine found engineered T cells to be both safe and effective at controlling tumor growth in mice with glioblastoma. The CAR T cells target a mutation in the epidermal growth factor receptor protein called EGFRvIII, found on about 30% of glioblastoma patients' tumor cells.

SourceUniversity of Pennsylvania School of Medicine·JournalScience Translational Medicine·DateFeb 18, 2015