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Science News Archive 2015 - Page 38


Page 38 of 402

Mental health risk for new dads

Researchers found anxiety before and after a child arrives is just as prevalent as depression, affecting around one in ten men and half the rate for women. Mental health expert Dr. Liana Leach highlighted the importance of early intervention to reduce symptoms and duration.

SourceAustralian National University·JournalJournal of Affective Disorders·DateNov 24, 2015

3-D MRI shows early signs of stroke risk in diabetic patients

A new study using 3-D MRI found that diabetic patients have a higher risk of stroke due to advanced vascular disease, with 23.3% having intraplaque hemorrhage in at least one carotid artery. The finding suggests that 3-D MRI could be useful in determining stroke risk among diabetics.

SourceRadiological Society of North America·DateNov 24, 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.

Complex humor is no laughing matter

Research finds that cognitive constraints on mentalizing limit joke complexity to maintain humor; two-character jokes with up to five levels of intentionality are most effective. Professional comedians must balance cleverness with audience comprehension.

SourceSpringer·JournalHuman Nature·DateNov 24, 2015

An ounce of cancer prevention is worth a moment of your attention

The latest Special Issue in ecancermedicalscience explores the intersection of biomarkers, screening and prevention using pharmaceutical agents. Researchers discuss validated biomarkers, chemoprevention and its challenges, as well as innovative approaches like circulating free-micro RNAs and circulating tumour DNA.

Sourceecancermedicalscience·Journalecancermedicalscience·DateNov 24, 2015

Study links physical activity to better memory among older adults

A new study has found that older adults who take more steps perform better on memory tasks than those who are more sedentary. The association between physical activity and memory was strongest with a task requiring recalling face-name associations.

SourceBoston University School of Medicine·JournalJournal of the International Neuropsychological Society·DateNov 24, 2015

Births at the weekend associated with higher rate of complications

A study published in The BMJ found that weekend births in England are associated with a higher rate of complications, including maternal infections and perinatal death. Researchers analyzed over 1.3 million births between 2010 and 2012 and found that rates varied according to the day of the week.

SourceImperial College London·JournalThe BMJ·DateNov 24, 2015

Can a bonobo keep the beat?

A female bonobo named Kuni was found to have a spontaneous drumming tempo of 270 beats per minute, faster than observed in human children. She synchronized her drumming with the human drummer on 54% of trials, with greater success near her preferred tempo.

SourceAmerican Psychological Association·JournalJournal of Comparative Psychology·DateNov 24, 2015
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.

University of California scientists create malaria-blocking mosquitoes

Researchers at University of California have successfully created a strain of mosquitoes capable of rapidly introducing malaria-blocking genes into its population, potentially eliminating the disease. The breakthrough uses a gene editing technique that allows for efficient creation of large populations of mosquitoes with this trait.

SourceUniversity of California - Irvine·JournalProceedings of the National Academy of Sciences·DateNov 23, 2015

Ancient genomes reveal natural selection in action

Researchers analyzed ancient human DNA to understand genetic changes during farming's introduction in Europe. They found variants associated with height, lactose digestion and immune function, supporting the idea that early farmers adapted to their new diet.

SourceHarvard Medical School·JournalNature·DateNov 23, 2015

NYU Langone enhances patient experience by reducing referrals to facilities after surgery

A new study from NYU Langone found that reducing post-surgery care referrals to facilities did not increase readmission rates, while improving patient recovery and reducing costs. The hospital implemented a program to discharge more patients home for recovery, with significant drops in facility referrals.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalJAMA Internal Medicine·DateNov 23, 2015

Electric fields remove nanoparticles from blood with ease

A new technology uses oscillating electric fields to isolate drug-delivery nanoparticles from blood, overcoming traditional separation methods' limitations. The device can recover nanoparticles in various processes and monitor their interaction with blood proteins.

SourceUniversity of California - San Diego·JournalSmall·DateNov 23, 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.

Tallest trees could die of thirst in rainforest droughts, study finds

A study by the University of Edinburgh found that droughts could kill off the tallest trees in tropical rainforests as breakages in their water transport system lead to death. The research indicates smaller trees are more likely to survive long-term droughts and store less carbon.

SourceUniversity of Edinburgh·JournalNature·DateNov 23, 2015

Bioart: An introduction

Bioart uses genetic engineering, bacteria manipulation, and other scientific methods to create artistic works, sparking discussions about ethics and safety. The field has evolved from Fleming's 'germ paintings' to modern-day projects like genetically engineered silk worms and metagenomics analyses.

SourceCell Press·JournalTrends in Biotechnology·DateNov 23, 2015

Mountain ranges evolve and respond to Earth's climate, study shows

A groundbreaking international study has revealed that mountain ranges actively evolve with the Earth's climate, responding to changes in temperature and ice cover. The research found that erosion accelerated sharply during global cooling periods, wearing down mountains faster than plate tectonics can build them.

SourceUniversity of Exeter·JournalProceedings of the National Academy of Sciences·DateNov 23, 2015

Blood sugar levels in response to foods are highly individual

A recent study monitored 800 participants' blood sugar levels in response to over 46,000 meals, revealing highly individual responses to different foods. The researchers developed an algorithm predicting individualized responses based on lifestyle and microbiome analysis, which was successfully applied to new participants.

SourceWeizmann Institute of Science·JournalCell·DateNov 23, 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.

Using light-force to study single molecules

Scientists at EPFL show how a light-induced force can push the capabilities of surface-enhanced Raman scattering (SERS) even further. They overcame limitations by amplifying molecular vibrations with light, increasing sensitivity and resolution.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Nanotechnology·DateNov 23, 2015

Army ants build bridges to shorten journeys through the rainforest

Army ants construct complex bridges from their own bodies to span gaps and create shortcuts in the floor of the tropical forests of Central America. These living bridges are made up of dozens of ants and can assemble and disassemble in a matter of seconds.

SourceNew Jersey Institute of Technology·JournalProceedings of the National Academy of Sciences·DateNov 23, 2015

ACP recommends generics over branded meds

The American College of Physicians recommends prescribing generic medications whenever possible to reduce costs and improve adherence to therapy. Generic medications are as effective as their branded counterparts, but underuse is a significant issue due to misconceptions about safety and efficacy.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateNov 23, 2015
Apple iPhone 17 Pro

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

Nanomagnets: Creating order out of chaos

Researchers from HZDR and TU Dresden have developed a method to fabricate nanomagnets in an iron-aluminum alloy layer without masks. The use of highly focused ion beams enables the generation of complex magnetic geometries suitable for spintronic device applications.

SourceHelmholtz-Zentrum Dresden-Rossendorf·JournalScientific Reports·DateNov 23, 2015

New species of early anthropoid primate found amid Libyan strife

A team of researchers from the University of Kansas has discovered a previously unknown species of early anthropoid primate, Apidium zuetina, in the Libyan desert. The find provides evidence that climate change and environmental conditions played a significant role in shaping the evolution of these primates.

SourceUniversity of Kansas·JournalJournal of Human Evolution·DateNov 23, 2015

Climate can grind mountains faster than they can be rebuilt

Erosion caused by glaciation during ice ages can wear down mountains faster than plate tectonics can build them, according to a new study. The research, conducted over more than a decade, revealed that erosion rates accelerated sharply about 1 million years ago when global climate cooling triggered stronger and more persistent ice ages.

SourceUniversity of Texas at Austin·JournalProceedings of the National Academy of Sciences·DateNov 23, 2015

A tick that feeds on birds may increase the range of Lyme disease

Researchers found Ixodes affinis parasitizing five songbird species in southeastern Virginia, increasing the tick's range and potential for Lyme disease transmission. The study suggests that having two competent tick vectors may lead to an increase in Lyme disease cases.

SourceEntomological Society of America·JournalJournal of Medical Entomology·DateNov 23, 2015

Canada must respect physician objectors who do not wish to refer patients for assisted death: Right to die

Physicians' conscientious objections to assisted death will be respected in Canada, with a system created to allow patients to receive medical support for dying while vulnerable patients and caregivers fight their doctors for rights. A direct service will be offered to patients, and physicians informed of the service.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateNov 23, 2015
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.

Want to remember new names? Sleep on it

Researchers at Brigham and Women's Hospital found that a full night of sleep significantly improved participants' ability to correctly identify the name associated with a face. The study suggests that sleep after new learning activities may help improve memory, regardless of age.

SourceBrigham and Women's Hospital·JournalNeurobiology of Learning and Memory·DateNov 23, 2015

New mechanisms of self-organization in living cells

Researchers at MSU have discovered the mechanisms of self-organization in living cells, revealing the role of topologically associated domains (TADs) in compacting DNA into three-dimensional structures. This knowledge may lead to new approaches for understanding and treating diseases related to gene regulation.

SourceLomonosov Moscow State University·JournalGenome Research·DateNov 23, 2015

Online porn may feed sex addicts' desire for new sexual images

Researchers at the University of Cambridge found that people with compulsive sexual behavior seek out new sexual images more frequently than others. They are also more susceptible to environmental cues linked to sexual images, which can trigger their addiction.

SourceUniversity of Cambridge·JournalJournal of Psychiatric Research·DateNov 23, 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.

Bivalve family tree offers evolutionary clues

A team of scientists has constructed the most complete look at the evolutionary family tree of cardiid bivalves, including clams and cockles. The study reveals that much of their diversification was localized over time and that some species need to be re-classified.

SourceFlorida State University·JournalMolecular Phylogenetics and Evolution·DateNov 23, 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.

A row-bot that loves dirty water

Researchers at the University of Bristol have developed a row-bot that can operate indefinitely in remote locations by harnessing energy from dirty water. The robot's bio-inspired mechanism allows it to feed on nutrient-rich water, generating electricity through microbial fuel cells.

SourceUniversity of Bristol·DateNov 23, 2015

New access to the interior of electronic components

A team of researchers at Ruhr-Universität Bochum has developed a method to control the interior of transistors by applying resonators at terahertz frequencies. This allows for manipulation of ultra-thin electron layers, enabling new applications in sensors and chemical technology.

SourceRuhr-University Bochum·JournalScientific Reports·DateNov 23, 2015

New protein biomarker identifies damaged brain wiring after concussion

Researchers have discovered a blood test for the SNTF protein, which may predict long-term cognitive impairments in concussion patients. The study suggests that even mild concussions can cause permanent damage to brain wiring, leading to cognitive impairment.

SourceUniversity of Pennsylvania School of Medicine·JournalActa Neuropathologica·DateNov 23, 2015
Celestron NexStar 8SE Computerized Telescope

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

Infants under 12 months most at risk of physical abuse

A large study found that infants under 12 months are most at risk of serious physical abuse, with severe injuries leading to a threefold increase in mortality compared to other types of trauma. The majority (98%) of abused children were under 5 years old, and nearly all (76%) were less than 1 year old.

SourceBMJ Group·JournalEmergency Medicine Journal·DateNov 23, 2015

Laboratory study: Scientists explore a new approach to prevent newborn epilepsies

Researchers discovered that treating newborn mice with bumetanide can almost completely prevent the disease progression and allow them to develop normally. The study suggests that timing is crucial, as treatment within the first two postnatal weeks can normalize brain activity and behavior.

SourceDZNE - German Center for Neurodegenerative Diseases·JournalNature Medicine·DateNov 23, 2015

Beavers restore dead wood in boreal forests

Researchers found that beaver dams create dead wood hotspots, increasing quantities of standing and deciduous dead wood. This restoration benefits a large number of species, including those dependent on these resources.

SourceUniversity of Helsinki·JournalForest Ecology and Management·DateNov 23, 2015
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.

Forecasting the path of breast cancer in a patient

The study found that cancer metastasis is neither random nor unpredictable, with survival depending on the location of the first metastatic site. Breast cancer patients who developed metastasis in specific organs had significantly different chances of long-term survival.

SourceUniversity of Southern California·JournalBreast Cancer·DateNov 23, 2015

Higher resting heart rate linked to increased risk of death from all causes

A higher resting heart rate is associated with a greater risk of death from all causes, independent of traditional cardiovascular disease risk factors. Research published in CMAJ found that every 10 beats/min increment of resting heart rate increases the risk by 9% for all-cause mortality and 8% for cardiovascular mortality.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateNov 23, 2015

Earth not due for a geomagnetic flip in the near future

A new MIT study found that Earth's geomagnetic field intensity is double the long-term historical average, indicating it has a long way to fall before reaching an unstable level. This suggests that the current field intensity has a long buffer zone, making a reversal less likely in the near future.

SourceMassachusetts Institute of Technology·JournalProceedings of the National Academy of Sciences·DateNov 23, 2015

New research suggests a novel route in the fight against cancer

Researchers at the University of Surrey have discovered a new link between gene regulation and metabolism in baker's yeast and roundworms. The findings, published in Nature Structural & Molecular Biology, could lead to more effective therapies for diseases like cancer and neurodegenerative disorders.

SourceUniversity of Surrey·JournalNature Structural & Molecular Biology·DateNov 23, 2015

Early childhood bronchiolitis increases asthma risk in adulthood

A study found that children who had bronchiolitis in early childhood are more likely to develop asthma by age 28-31 and experience reduced health-related quality of life. Lung function tests also show signs of irreversible airway obstruction, a risk factor for chronic obstructive pulmonary disease.

SourceUniversity of Eastern Finland·JournalPediatric Allergy and Immunology·DateNov 23, 2015
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.

No lens? No problem for FlatCam

Researchers developed patented prototypes of FlatCam, a thin sensor chip that processes sensor measurements into images and videos. The technology decouples the parameters of light collection and device thickness, enabling large sensors with thin devices.

SourceRice University·DateNov 23, 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.

'Connector hubs' are the champions of brain coordination

Research identifies 'connector hubs' as the brain's 'champions of coordination,' allowing distinct networks to interact effectively and process more information during complex tasks. The findings have implications for understanding neurological disorders like schizophrenia and Alzheimer's.

SourceUniversity of California - Berkeley·JournalProceedings of the National Academy of Sciences·DateNov 23, 2015

Climate study finds evidence of global shift in the 1980s

A global climate shift occurred in the late 1980s, triggered by anthropogenic warming and a volcanic eruption, resulting in significant changes in Earth's biophysical systems. The study found a 60% increase in winter river flow and a 400% increase in wildfires in the Western United States.

SourceUniversity of Plymouth·JournalGlobal Change Biology·DateNov 23, 2015
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.