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Science News Archive February 2015


Page 16 of 31

Google-style ranking used to describe gene connectivity

Researchers have developed a new algorithm called Gene Rank (GR) to describe gene connectivity, which can be used for disease prognosis and early cancer detection. GR is based on gene expression data and reflects how well a particular gene is connected to other genes.

Thames study: Rivers can be a source antibiotic resistance

A study on the Thames river found that greater numbers of resistant bacteria exist close to waste water treatment works, which are likely responsible for increasing antibiotic resistance. The researchers suggest that improvements in treatment processes could hold the key to reducing the prevalence of resistant bacteria in the environment.

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.

Researchers use isotopic analysis to explore ancient Peruvian life

A team of bioarchaeologists and archaeologists used isotopic analysis to study the diets of 14 individuals from Paracas Necropolis in Peru, dating back almost 2,000 years. The findings suggest that ancient Peruvians primarily consumed marine products and C4 and C3 plants during their final months of life.

Fluke 87V Industrial Digital Multimeter

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

Study: Door-to-door campaign linked hepatitis C patients to care

A new study shows that a door-to-door campaign in a medically underserved area of Philadelphia was able to help vulnerable patients overcome hurdles and access specialized treatment for hepatitis C. The effort involved a comprehensive approach to nonclinical testing, immediate access to confirmatory testing, and patient navigation to e...

Getting in shape

Researchers at OIST create non-spherical particles using a simple and low-cost method that can be scaled up for various industries. The study reveals four possible shapes: ellipsoid, mushroom, flake-like, and disc, with applications in food processing, cosmetics, and drug delivery systems.

Type 2 diabetes linked to worse performance on cognitive testing

A new study from the University of Waterloo found that type 2 diabetes is associated with worse performance on cognitive tests measuring executive functions. Researchers analyzed 60 studies involving over 80,000 individuals with type 2 diabetes and their counterparts without it.

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.

What is successful aging? Gerontologists strive to build consensus

Researchers in The Gerontologist explore successful aging across demographics and cultures, highlighting social and cultural factors that impact physical health and psychological well-being. The study aims to develop a comprehensive understanding of successful aging and inform policy and healthcare services.

Interstellar technology throws light on spinning black holes

Researchers used computer code to generate images of wormholes and black holes, discovering multiple images of stars and galaxies near rapidly spinning black holes. This technology has implications for astrophysicists studying black holes and the behavior of light in extreme environments.

Apple iPhone 17 Pro

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

In the quantum world, the future affects the past

Physicist Kater Murch's experiment combines information about a quantum system's evolution before and after a target time to narrow the odds of correctly guessing its state. The 'hindsight' prediction is 90% accurate, suggesting that time runs both backward and forward in the quantum world.

Children's heart disease topics: Brain injury, radiation exposure, CPR and more

Research at Cardiology 2015 Conference highlights key findings on brain injury in infants with critical congenital heart disease, reduced radiation exposure in pediatric cardiac cath procedures, improved survival rates with goal-directed CPR, and no link found between pre-operative enteral feeding and NEC in newborn cardiac surgery.

BGRF announces in silico method to predict effectiveness of cognitive enhancers

The Biogerontology Research Foundation has developed an in silico method to predict the effectiveness of cognitive enhancers. The research uses gene expression data to evaluate activated or suppressed signalling pathways in the brain. This approach can help identify potential geroprotectors that also enhance cognitive function.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Silver-glass sandwich structure acts as inexpensive color filter

Researchers at Northwestern University developed a technique to transform silver into any color of the rainbow using a 'sandwich-like' structure. By adjusting the glass thickness, different colors can be produced. The filter also acts as an absorber for specific wavelengths, making it suitable for optoelectric devices.

Would you take dieting advice from a friend?

Researcher Lora Cavuoto's study found that people who achieve weight loss or wellness success are more likely to influence their friends, while charismatic but unsuccessful individuals have a lower impact. This approach is taking precedence in new diet and exercise programs.

People value resources more consistently when they are scarce

A study published in Psychological Science found that when resources are scarce, people evaluate goods in a more stable and consistent way. High-income participants were willing to pay more for luxury items if it meant making trade-offs, whereas lower-income participants were less sensitive to price differences.

Parents experience post-traumatic stress disorder after child's stroke

A preliminary study found that 55% of parents met PTSD criteria and 24% met all criteria after their child's stroke. Children also showed signs of clinical anxiety, which may interfere with treatment. Researchers aim to screen families for potential PTSD and develop targeted interventions.

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.

Dogs know that smile on your face

Researchers found that dogs could distinguish between emotional expressions in humans, even with unfamiliar faces. The dogs' discriminatory abilities were tested in four types of trials, including novel faces and previously trained faces.

Screen name matters in the online dating game

Choosing a screen name with a letter starting in the top half of the alphabet can maximise online dating success. A 70:30 ratio of who you are and what you're looking for is also key, while humour, physical fitness, and genuine profiles can increase likability. Men and women have different preferences when it comes to names and traits.

Meta Quest 3 512GB

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

NSF@AAAS

NSF staff and scientists present findings on gender in STEM policy, practice and research, as well as graduate science education and broader impacts of research. The session includes discussions on reducing the gender gap, innovative pathways to science careers and strategies for effective broader impacts work.

An ocean of plastic

A new study by the NCEAS Marine Debris Working Group estimates that over 4.8 million metric tons of plastic waste enter the world's oceans from land annually, with a possible maximum of 12.7 million metric tons.

'Megadrought' likely for western US by end of century

A new report by Cornell University and NASA researchers warns of a high risk of megadrought in the Southwest and Great Plains by late this century. The study suggests that reducing greenhouse gas emissions within the next 10 years could mitigate this risk.

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.

Scientists tackle issue of how to get a first date in a digital world

Researchers at Queen Mary University of London analyzed over 4000 studies on online dating to provide dos and don'ts for a successful first date. They found that choosing an attractive profile name and using certain words in a headline message can increase interest, while avoiding complex language and being genuine is key.

Monster hurricanes struck US Northeast during prehistoric periods of ocean warming

Scientists found evidence of historically unprecedented hurricane activity along the northern East Coast of the United States, with sediment deposits on Cape Cod revealing 23 severe hurricanes between 250 and 1150. These prehistoric hurricanes were likely category 3 or 4 storms that would be catastrophic if they hit the region today.

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.

The neural basis of 'being in the mood'

A study in female mice reveals the brain region where hormonal state and social interaction are integrated, providing insights into human attraction and rejection behaviors. The researchers found that neurons dedicated to socio-sexual behavior were active only when females were receptive to males.

Here's looking at you

Researchers found that dogs can discriminate between happy and angry human faces, even when only showing the eye region. Dogs trained to choose happy faces mastered the task faster than those trained to choose angry faces, suggesting they use stored memories to recognize emotions.

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.

New film footage reveals potential 'killer blow' to King Richard III

Researchers have discovered that three of King Richard III's injuries had the potential to cause death quickly, including two to the skull and one to the pelvis. The forensic analysis used modern techniques such as CT scans and micro-CT imaging to analyze trauma to the skeleton and determine which wounds might have proved fatal.

Curious monkeys share our thirst for knowledge

Researchers found that rhesus macaques were willing to give up a significant portion of a potential prize to quickly find out if they selected the winning option in a game of chance. The study suggests that the brain's Orbitofrontal cortex plays a crucial role in processing curiosity and evaluating rewards.

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.

Exotic states materialize with supercomputers

Researchers at MIT and UT Austin create a new class of materials for quantum spin Hall effect, enabling potential electronic devices with low losses. They used Stampede and Lonestar supercomputers to model the interactions of atoms in these novel materials, two-dimensional transition metal dichalcogenides.

Plant-based diet may reduce obese children's risk of heart disease

A recent study by Cleveland Clinic found that a plant-based vegan diet can significantly improve cardiovascular risks in obese children, including lower BMI, blood pressure, and cholesterol levels. The study suggests that such diets may be more effective than the American Heart Association diet in reducing heart disease risk.

Microbes prevent malnutrition in fruit flies -- and maybe humans, too

A study by scientists from Scripps Research Institute found that certain microbes promote nutritional harvest in fruit flies, rescuing their health and longevity when fed nutrient-poor diets. This natural symbiosis may offer a new strategy to treat and prevent malnutrition in humans.

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.

Large numbers of teenage girls experience sexual coercion in relationships

A study of over 4,500 children in England found that more than four in ten teenage schoolgirls have experienced sexual coercion, with many reporting pressure to have sex and physical attacks from their boyfriends. The research also highlighted a high proportion of boys who regularly view pornography and harbor negative attitudes toward...

Live assessment of blood formation

Researchers have developed a revolutionary model to study hematopoiesis in living organisms, revealing that at least one-third of blood stem cells produce differentiated progenitor cells. The study also shows that mature blood cells are supplied by first progenitor cells that regenerate themselves over time.

Earliest-known arboreal and subterranean ancestral mammals discovered

Two 160 million-year-old fossils of Agilodocodon scansorius and Docofossor brachydactylus provide evidence of early mammalian ecological diversity. These ancient mammals had adaptations for arboreal and subterranean lifestyles, suggesting genetic mechanisms operated long before modern mammals.

Data-storage for eternity

Researchers have developed a new method to store large volumes of data using DNA and silica, which can potentially survive for over a million years. The technique uses an algorithm to correct errors and encases the information-bearing segments of DNA in silica, providing a robust storage solution.

Spontaneous activity shapes neuron development

Research from King's College London found that spontaneous release of neurotransmitter glutamate causes neurons to branch and connect with each other, enabling the formation of synapses. This process plays a crucial role in regulating electrical signals through the brain.

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.