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Science News Archive April 2012 - Page 6


Page 6 of 29

Study confirms anatomic existence of the elusive G-spot

A recent study published in The Journal of Sexual Medicine has confirmed the anatomic existence of the G-spot, a previously elusive structure. The G-spot was found to be a well-delineated sac structure located on the dorsal perineal membrane, measuring 8.1mm x 3.6mm x 0.4mm in dimensions.

SourceWiley·JournalThe Journal of Sexual Medicine·DateApr 25, 2012
Apple iPhone 17 Pro

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

Researchers announce GenomeSpace environment to connect genomic tools

Researchers have announced GenomeSpace, a software environment that brings together a wide range of genomic analysis tools and data sources. The platform enables seamless transitions between tools, allowing biologists to carry out projects from start to finish without manual conversions or programming skills.

SourceBroad Institute of MIT and Harvard·DateApr 25, 2012

New tests monitor brain health during children's heart surgery

Researchers developed a non-invasive monitoring technique to assess changes in brain arteries, detecting brain damage in 61 children undergoing heart repair surgery. The 'hemoglobin volume index' allowed for real-time detection of brain injury and potential adjustments to blood pressure management.

SourceAmerican Heart Association·DateApr 25, 2012

Text messages help patients with long term conditions stick to their meds

A systematic review of 13 studies found that electronic reminders, including text messages, boosted patients' ability to stick to their drug dosing schedules, with significant differences reported in eight studies. However, the effectiveness of these reminders may decrease over time due to habituation.

SourceBMJ Group·JournalJournal of the American Medical Informatics Association·DateApr 25, 2012

Intense light prevents, treats heart attacks

Researchers discovered that strong light can activate a protein called Period 2, which regulates heart metabolism and minimizes damage from heart attacks. This finding suggests that daylight exposure could reduce the risk of having a heart attack or suffering damage from one.

SourceUniversity of Colorado Anschutz Medical Campus·JournalNature Medicine·DateApr 25, 2012
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.

Switching subject categories could improve test scores

Researchers found that changing subject matter of questions increases accuracy on longer tests, outperforming groups with random or sequential question patterns. The study suggests a new approach to minimize 'output interference' and improve standardized testing outcomes.

SourceSyracuse University·JournalPsychological Science·DateApr 25, 2012

New embryonic stem cell line will aid research on nerve condition

A new human embryonic stem cell line has been developed to aid research on Charcot-Marie-Tooth disease, a common inherited neurological disorder. The line, derived from a donated embryo carrying the gene defect responsible for CMT, is now available for federally-funded research.

SourceMichigan Medicine - University of Michigan·DateApr 25, 2012

Bacteria beware

Researchers at Brigham and Women's Hospital have identified pathways of naturally occurring molecules in the human body that can boost the effectiveness of antibiotics. The study found that certain molecules called resolvins and protectins were key in resolving infections and reducing tissue damage.

SourceBrigham and Women's Hospital·JournalNature·DateApr 25, 2012
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.

New mouthpiece found to reduce stress levels after strenuous exercise

Researchers have discovered that a customized mouthpiece can decrease cortisol levels following exercise, indicating less stress and potentially leading to faster recovery times. The study suggests that this simple device may enhance exercise performance without the use of drugs or supplements.

SourceFederation of American Societies for Experimental Biology·DateApr 25, 2012
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.

Chronicling pink slime's fall from grace

Lean finely textured beef, also known as pink slime, has fallen out of favor due to concerns over its production process. The industry's lack of transparency about the process, which involves heating and treating leftover meat with ammonia, contributed to public backlash.

SourceAmerican Chemical Society·JournalChemical & Engineering News·DateApr 25, 2012

Anxiety increases cancer severity in mice, Stanford study shows

A new study published in PLoS ONE found that anxious mice developed more severe cancer than calm counterparts, with accelerated tumor growth and invasive cancer. The researchers discovered that anxiety is linked to increased levels of immune-suppressing cells and a dampened immune system.

SourceStanford Medicine·JournalPLOS ONE·DateApr 25, 2012

Is it time for regional cardiovascular emergency care systems across the US?

Experts propose a new model of care collaboration for diagnosing, treating, and following patients with emergent cardiovascular conditions. Regionalized systems of care can improve clinical outcomes by providing rapid diagnosis, effective care coordination, and appropriate follow-up care.

SourceMinneapolis Heart Institute Foundation·JournalCirculation·DateApr 25, 2012
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.

X-rays reveal molecular arrangements for better printable electronics

Researchers have employed powerful X-rays to determine molecular arrangements in organic materials used in printed electronics, leading to the discovery of molecular alignment as a key factor in material performance. The technique could lead to cheaper and more efficient electronic devices.

SourceUniversity of California - Santa Barbara·JournalNature Materials·DateApr 25, 2012

Rapid tsunami warning by means of GPS

Scientists at GFZ used high-precision GPS data to determine earthquake magnitude and tsunami source in under 3 minutes. A GPS shield concept can provide accurate tsunami early warnings for regions with earthquake risks, correcting traditional seismic method limitations.

SourceHelmholtz Association·DateApr 25, 2012

Flies process attractive and deterrent odors in different brain areas

Researchers at Max Planck Institute for Chemical Ecology developed a device called Flywalk that measures insect responses to odor signals, revealing specific brain regions for processing attractants and deterrents. The study shows that flies process attractive odors differently depending on gender and reproductive status.

SourceMax Planck Institute for Chemical Ecology·JournalScientific Reports·DateApr 25, 2012

Choosing the right hospital may save your baby's life

Research found that babies born in Magnet-credentialed hospitals had lower odds of death within the first week of life, infection, and brain hemorrhage. These hospitals have been shown to provide higher quality care for very low birth weight infants, who account for more than half of all infant deaths.

SourceUniversity of Pennsylvania School of Nursing·JournalJAMA·DateApr 25, 2012
Fluke 87V Industrial Digital Multimeter

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

Mother knows best, among wild vervet monkeys

A study on vervet monkeys found that social learning is strongly influenced by matrilineal family members, with mothers being particularly strong role models. The research suggests that the mother-offspring relationship plays a crucial role in shaping the behavior of young monkeys.

SourcePLOS·JournalPLOS ONE·DateApr 25, 2012

NIST physicists benchmark quantum simulator with hundreds of qubits

The NIST simulator, built with 350 beryllium ions, has passed benchmarking tests and can study complex problems in material science that conventional computers cannot model. Scientists are now poised to explore high-temperature superconductors using the simulator's controlled quantum interactions.

SourceNational Institute of Standards and Technology (NIST)·JournalNature·DateApr 25, 2012
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.

Blood samples show deadly frog fungus at work in the wild

A new study by University of California, Berkeley and San Francisco State University researchers reveals that a deadly fungal infection causes severe dehydration in wild frogs, disrupting fluid and electrolyte balance. The study provides valuable insights into the disease progression and offers hope for potential treatments.

SourceSan Francisco State University·JournalPLOS ONE·DateApr 25, 2012

Tiny 'spherules' reveal details about Earth's asteroid impacts

Researchers have developed a new technique to analyze spherules embedded in rock layers, providing precise information about asteroids impacting Earth between 3.5 billion and 35 million years ago. The findings support a theory that the early Earth endured an intense period of asteroid bombardment.

SourcePurdue University·JournalNature·DateApr 25, 2012

Nano nod for lab on a chip

The Domino technology, developed at the University of Alberta, enables fast and accurate genetic testing using a miniaturized plastic chip. The innovation has the potential to transform point-of-care medicine, making it possible to screen large populations in a short time.

SourceUniversity of Alberta·DateApr 25, 2012
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.

Handheld plasma flashlight rids skin of bacteria instantly

A handheld plasma flashlight has been developed to effectively kill bacteria on the skin's surface, including antibiotic-resistant Enterococcus faecalis. The device, powered by a 12-volt battery, generates a plasma plume that penetrates deep into bacterial layers, killing them in tens of seconds.

SourceCSIRO Australia·DateApr 25, 2012

ASPB names 2012 award recipients

This year, ASPB honored researchers for their contributions to plant development, photosynthesis, and plant nutrition. Winners included Stephen Long for his discoveries on photosynthesis responses to environmental changes and Elizabeth Ainsworth for her research on global change impacts on plant ecosystems.

SourceAmerican Society of Plant Biologists·DateApr 25, 2012

8 species of wild fish have been detected in aquaculture feed

Researchers detected eight high-trophic level marine fish in commercial aquaculture feed, including Peruvian anchoveta and Pacific cod. The study suggests that aquaculture contributes to overfishing by feeding farm fish with wild species.

SourceSpanish Foundation for Science and Technology·JournalFisheries Research·DateApr 25, 2012

New harvesting approach boosts energy output from bacteria

A team of scientists at CU Denver has developed a novel energy system that increases the amount of energy harvested from microbial fuel cells by more than 70 times. This breakthrough improves energy efficiency and enables active extractions of electrons from bacteria.

SourceUniversity of Colorado Anschutz Medical Campus·JournalEnvironmental Science & Technology·DateApr 25, 2012
Meta Quest 3 512GB

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

Kidney transplanted twice in 2 weeks

A 27-year-old man received a new kidney after his original one failed, then donated the healthy organ to another patient with FSGS. The successful re-transplant reversed damage and allowed another patient to thrive.

SourceNorthwestern Memorial HealthCare·JournalNew England Journal of Medicine·DateApr 25, 2012

Supplements and cancer prevention: A cautionary tale

The Journal of the National Cancer Institute warns that dietary supplements may lower cancer risk, but only observational studies support this claim. Randomized controlled trials show no correlation between supplement use and reduced cancer risk.

SourceJournal of the National Cancer Institute·JournalJNCI Journal of the National Cancer Institute·DateApr 25, 2012

Warm ocean currents cause majority of ice loss from Antarctica

A new study by British Antarctic Survey reveals that warm ocean currents are the dominant cause of recent ice loss from Antarctica. The research found that 20 out of 54 ice shelves around Antarctica are being melted by warm ocean currents, most of which are in West Antarctica.

SourceBritish Antarctic Survey·JournalNature·DateApr 25, 2012

Research shows how PCBs promote dendrite growth, may increase autism risk

New research from UC Davis and Washington State University shows that PCBs disrupt normal brain development by promoting excessive dendrite growth and altering cellular signaling pathways. This may increase the likelihood of autism spectrum disorders in children with a genetic predisposition.

SourceUniversity of California - Davis Health·JournalEnvironmental Health Perspectives·DateApr 25, 2012
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.

Stanford and MIT scientists win Perl-UNC Neuroscience prize

Karl Deisseroth, Edward Boyden, and Feng Zhang received the $10,000 award for developing optogenetics to control neural circuits. This technique has revolutionized neuroscience by allowing selective stimulation of neurons associated with behaviors.

SourceUniversity of North Carolina Health Care·DateApr 25, 2012

Genetic markers for tracking species

Scientists have identified sections in the DNA of living beings as 'DNA barcodes' that differ among species, allowing for fast and accurate identification. The project aims to collect over 5,000 plant samples using these markers to monitor environmental effects and track species.

SourceUniversity of Bonn·DateApr 25, 2012

Regular exercise could reduce complications of sickle cell trait

Researchers found that regular exercise reduces oxidative stress in individuals with sickle cell trait, increasing antioxidants and nitric oxide levels. This reduction in oxidative stress may help combat the increased morbidity and mortality associated with SCT.

SourceFederation of American Societies for Experimental Biology·DateApr 25, 2012

Brand loyalty increases when other customers look, act like us

A study by Michigan State University found that customer loyalty increases when participants view other customers as similar to themselves. The general physical appearance and behavior of the other customers also play a role in increasing loyalty by up to 30 percent.

SourceMichigan State University·JournalJournal of Retailing·DateApr 25, 2012
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.

Which ads are winners? Your brain knows better than you do

A study using brain data predicts which ads will be most effective, contradicting participants' own predictions. The medial prefrontal cortex region was found to predict successful ads, with campaign 'C' boosting phone calls thirty-fold.

SourceUniversity of California - Los Angeles·JournalPsychological Science·DateApr 25, 2012

Watching neurons learn

A study using two-photon microscopy has mapped neuronal activity in the cerebral cortex of mice during learning, revealing that only selected aspects of behavior change neural representation. The research also found that sensory and motor representations are spatially intermingled in the rodent brain.

SourceUniversité de Genève·JournalNature·DateApr 25, 2012

Warm ocean currents cause majority of ice loss from Antarctica

A new study using measurements from NASA's ICESat satellite reveals that warm ocean currents are the dominant cause of recent ice loss from Antarctica. This finding brings scientists closer to providing reliable projections of future sea level rise.

SourceNASA/Goddard Space Flight Center·JournalNature·DateApr 25, 2012

Facial defects shown to self-repair

Researchers at Tufts University have identified a self-correcting mechanism by which developing organisms recognize and repair head and facial abnormalities. This process allows craniofacial structures to move and remodel themselves to compensate for defects, restoring normal shape and position.

SourceTufts University·JournalDevelopmental Dynamics·DateApr 25, 2012

Resistant starch may offer potential to help protect against bowel cancer

Researchers from CSIRO Australia found that consuming resistant starch can lead to positive changes in the bowel and may reduce genetic damage implicated in bowel cancer. The recommended daily intake of resistant starch is around 20 grams, equivalent to eating three cups of cooked lentils.

SourceCSIRO Australia·JournalJournal of Nutrition·DateApr 25, 2012
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.

Feel-good music

The conference, Gender, Health & Creative Arts Therapies, will explore themes such as feminism/womanism and social justice, offering a platform for practitioners to share their experiences. Participants can expect rich artistic and music opportunities, including traditional Mohawk blessing ceremonies and performances.

SourceConcordia University·JournalThe Arts in Psychotherapy·DateApr 25, 2012

New diagnostic tool determines aggressiveness of prostate cancer

A new diagnostic tool using gold nanoparticles can determine the aggressiveness of prostate cancer, providing doctors with more accurate information to treat patients. The test has been validated in human tissue samples and could lead to more treatment options if clinical trials begin in two to three years.

SourceUniversity of Central Florida·JournalJournal of Translational Medicine·DateApr 25, 2012

Longer breastfeeding along with antiretroviral drugs could lower HIV transmission to babies

A large-scale randomized study found that daily antiretroviral drugs given to HIV-infected mothers or their breastfeeding babies for 28 weeks significantly reduced HIV transmission through breast milk. However, early weaning was found to be of little protective value against HIV transmission and may even increase infant mortality.

SourceUniversity of North Carolina Health Care·JournalThe Lancet·DateApr 25, 2012
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.

Number line is learned, not innate human intuition

A study found that unschooled adults from Papua New Guinea mapped numbers onto space but only used endpoints when placing numbers on a line. In contrast, educated individuals used the entire number line, demonstrating that this understanding can be learned through education and cultural practices.

SourcePLOS·JournalPLOS ONE·DateApr 25, 2012