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Science News for October 12, 2015


How hallucinations emerge from trying to make sense of an ambiguous world

Researchers found that individuals with early signs of psychosis relied more heavily on prior knowledge to interpret ambiguous images, leading to improved task performance. This suggests an altered balance in normal brain functions contributing to the emergence of mental illness symptoms.

SourceUniversity of Cambridge·JournalProceedings of the National Academy of Sciences·DateOct 12, 2015

Do hearts fail because they're hooked on blood sugar?

A team of researchers at the University of Virginia Health System is exploring the link between glucose metabolism and heart function. They aim to identify a therapeutic window where intervention can prevent cardiac dysfunction and subsequent heart failure.

SourceUniversity of Virginia Health System·DateOct 12, 2015

New Oregon approach for 'nanohoops' could energize future devices

Researchers at the University of Oregon have developed a new method to create nanohoops, tiny organic circular structures that can efficiently absorb and distribute energy. These nanostructures show promise in solar cells, organic light-emitting diodes, and medical diagnostics.

SourceUniversity of Oregon·JournalACS Central Science·DateOct 12, 2015

Yan Dong receives Jacob P. Waletzky Award

Dr. Yan Dong receives the $25,000 award for his contributions to understanding how drugs of abuse alter brain communication and mediate relapse behavior. He has identified key brain regions and mechanisms involved in motivation and reward.

SourceSociety for Neuroscience·DateOct 12, 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.

Society for Neuroscience announces achievement awards

The Society for Neuroscience has announced winners of its achievement awards, recognizing individuals who have promoted women's advancement in neuroscience and demonstrated excellence in mentoring and research. The award recipients include Julio Ramirez, Allison J. Doupe, Debra Bangasser, Mingshan Xue, Janice Naegele, and Paul Greengard.

SourceSociety for Neuroscience·DateOct 12, 2015

Children born in the summer more likely to be healthy adults

Research published in Heliyon found that women born in summer months were more likely to be healthy adults, with slightly higher birth weights and later onset of puberty. This effect is thought to be linked to increased vitamin D exposure during pregnancy, which can influence childhood growth and development.

SourceElsevier·JournalHeliyon·DateOct 12, 2015

Dielectric film has refractive index close to air

A new dielectric film has been developed with a refractive index as low as 1.025, allowing for improved optical properties in photonic devices. The film's mechanical stability is also enhanced, making it suitable for incorporation into electronic devices.

SourceNorth Carolina State University·JournalAdvanced Functional Materials·DateOct 12, 2015

Natural metabolite might reset aging biological clocks

Researchers found that polyamines, which decline with age, regulate the functioning of circadian clocks. Administering polyamine supplements restored clock function in older mice, suggesting potential clinical applications.

SourceWeizmann Institute of Science·JournalCell Metabolism·DateOct 12, 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.

Ed Boyden and Nachum Ulanovsky receive Young Investigator Award

Ed Boyden and Nachum Ulanovsky are recognized for their groundbreaking work in neuroscience, including pioneering discoveries in optogenetics and neural activity recording. Their research is advancing our understanding of brain function and has the potential to lead to new treatments for neurological disorders.

SourceSociety for Neuroscience·DateOct 12, 2015

Advanced care, increased risk

A study of Medicare patients found that those transported by basic life support ambulances had better survival rates than those transported by advanced life support ambulances. This is despite ALS ambulances being dispatched preferentially for life-threatening conditions.

SourceHarvard Medical School·JournalAnnals of Internal Medicine·DateOct 12, 2015

New optoelectronic probe enables communication with neural microcircuits

Brown University researchers have created a new optoelectronic device that can stimulate multiple neuronal targets optically and record the effects in millisecond precision. This breakthrough allows scientists to control brain cell activity using specific spatial patterns of light pulses, enabling the study of neural circuits and netwo...

SourceBrown University·JournalNature Methods·DateOct 12, 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.

Babies need free tongue movement to decipher speech sounds

Researchers with the University of British Columbia found that inhibiting infants' tongue movements impedes their ability to distinguish between speech sounds. The study suggests that babies' oral-motor movements play a crucial role in speech perception development.

SourceUniversity of British Columbia·JournalProceedings of the National Academy of Sciences·DateOct 12, 2015

Workplace mentors benefit female employees more than men

A new study by UC Berkeley's Haas School of Business found that female employees gained more social capital from affiliation with high-status mentors than their male counterparts. This increased visibility and legitimacy made women more attractive network partners for their colleagues, leading to broader professional networks.

SourceUniversity of California - Berkeley Haas School of Business·JournalSocial Forces·DateOct 12, 2015

New tool: How to get meaningful information out of big data

Researchers at the University of Southern Denmark have developed a new tool called ClustEval to facilitate efficient and unbiased data analysis. By comparing the performance of various clustering methods, researchers can identify the most suitable tool for their specific needs.

SourceUniversity of Southern Denmark·JournalNature Methods·DateOct 12, 2015

Scientists track speed of powerful internal waves

Scientists have developed a new technique to measure the speed of internal waves below the ocean surface using a single satellite image. This allows for more accurate information to be obtained from satellites, enabling researchers to track ocean currents and objects moving on or below the surface.

SourceUniversity of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science·JournalIEEE Transactions on Geoscience and Remote Sensing·DateOct 12, 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.

Video conferencing could increase shared decision-making in hospice care

Researchers found that video conferencing can facilitate shared decision-making among terminally ill patients and family caregivers in hospice care. The study highlights the need for more research on shared decision-making in hospice care to improve patient-centered care.

SourceUniversity of Missouri-Columbia·JournalPalliative Medicine·DateOct 12, 2015
Apple iPhone 17 Pro

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

University of Hawai'i Cancer Center awarded $5.5 million grant

The University of Hawai'i Cancer Center has been awarded a five-year $5.5 million grant to support research on cervical cancer, oral cancer, and other cancers affecting Pacific Islanders in the region. The partnership aims to reduce the disproportionate cancer burden in Pacific Island populations.

SourceUniversity of Hawaii Cancer Center·DateOct 12, 2015

Billions of juvenile fish under the Arctic sea ice

A large-scale study has revealed that only juvenile fish are found under the Arctic sea ice, a habitat feared to disappear due to climate change. The researchers caught over nine billion polar cod using a new net, providing insights into their lifecycle and origin.

SourceAlfred Wegener Institute, Helmholtz Centre for Polar and Marine Research·JournalPolar Biology·DateOct 12, 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.

Vines add surprising variable to tropical forest carbon storage

A recent study published in Proceedings of the National Academy of Sciences found that woody vines, known as lianas, dramatically reduce tropical forests' ability to store carbon. By crowding out trees and killing them, lianas lead to reduced tree growth and increased tree death, resulting in a 76% decrease in above-ground biomass.

SourceUniversity of Minnesota·JournalProceedings of the National Academy of Sciences·DateOct 12, 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.

Another reason to drink red wine every day

Patients with well-controlled type 2 diabetes who drank red wine daily for two years showed improved cardiac health and cholesterol management. The study suggests that moderate alcohol intake may have specific benefits for lipid variables, but the authors caution against potential risks.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateOct 12, 2015

Supercoiled DNA is far more dynamic than the 'Watson-Crick' double helix

New research reveals the three-dimensional structure of supercoiled DNA, showing it forms multiple shapes, including figure-8s and handcuffs. The study challenges the traditional Watson-Crick double helix structure, suggesting a dynamic nature that helps explain how a meter of DNA can fit in a human cell.

SourceUniversity of Leeds·JournalNature Communications·DateOct 12, 2015

Study examines concussion-like symptom reporting in uninjured athletes

Researchers studied concussion-like symptom reporting in over 30,000 uninjured adolescents, finding a link between symptom reporting and male sex, preexisting psychiatric and neurological conditions. The study suggests that the definition of 'asymptomatic' after concussion can be challenging to determine.

SourceJAMA Network·JournalJAMA Pediatrics·DateOct 12, 2015

RNA's part in determining the health of stem cells

Researchers discovered 16 RNA-binding proteins whose depletion affects stem cell pluripotency and identified six RBPs making up the critical protein complex called small subunit processome (SSUP). Enhanced translational activity is crucial for ESC maintenance, while precise regulation of translation rates may influence stem cell determ...

SourceInstitute for Basic Science·JournalGenes & Development·DateOct 12, 2015
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.

Fruit fly pheromone flags great real estate for starting a family

Male fruit flies release a specific pheromone, 9-tricosene, that attracts females to lay eggs near food sources. This discovery sheds light on how flies navigate complex environments using odorants, and its potential application in controlling mosquito-borne diseases like malaria.

SourceJohns Hopkins Medicine·DateOct 12, 2015

Africa's urban waste, a valuable source of electricity

Estimated electricity production from African urban waste could reach 122.2 TWh in 2025, alleviating energy poverty for millions. However, poor waste management limits actual potential to 83.8 TWh, affecting 27 million families.

SourceEuropean Commission Joint Research Centre·JournalRenewable and Sustainable Energy Reviews·DateOct 12, 2015

Lithium safe, effective for children with bipolar disorder

A multicenter study confirms lithium's efficacy and safety for children with bipolar disorder in the short term. The study showed significant improvement in symptoms compared to placebo, without significant weight gain or serious side effects.

SourceJohns Hopkins Medicine·JournalPEDIATRICS·DateOct 12, 2015

Double enzyme hit may explain common cancer drug side effect

Researchers discovered that mice lacking both Pten and Shp2 enzymes are prone to lethal anemia, which can occur even if they lack one of the enzymes alone. This finding suggests that genomic screening before treatment may help prevent anemia in cancer patients.

SourceUniversity of California - San Diego·JournalProceedings of the National Academy of Sciences·DateOct 12, 2015

Allergic asthma: UFZ researchers identify a key molecule

Researchers at Helmholtz Centre for Environmental Research (UFZ) discovered a protein called syndecan-4 that plays a critical role in developing allergic airway inflammation. The study found that syndecan-4 helps immune cells migrate to T-cells, initiating an immune reaction and sensitization to specific allergens.

SourceHelmholtz Centre for Environmental Research - UFZ·JournalNature Communications·DateOct 12, 2015
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.

'Window to the brain' research to ramp up

Researchers are working on a novel transparent skull implant made from yttria-stabilized zirconia, which could provide a 'window' to the brain and enable laser-based treatments of life-threatening disorders. The project aims to enhance material properties, shape the implant for better fitment, and study its response in animal studies.

SourceUniversity of California - Riverside·DateOct 12, 2015

Turncoat protein regulates sensitivity of breast cancer cells to drug

A new study reveals how breast cancer cells become desensitized to lapatinib, a common cancer drug, by turning FOXO into an oncogene c-Myc. The researchers hope to develop new tools to fix this adaptation pathway and improve therapy for HER2+ breast cancer.

SourceUniversity of Pennsylvania School of Medicine·JournalCancer Cell·DateOct 12, 2015
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.

Study sees powerful winds carving away Antarctic snow

A new study reveals that powerful winds in Antarctica are removing massive amounts of snow, potentially boosting estimates of potential sea-level rise. The research found that scour zones, where winds persistently scrape away at the surface, have lost up to 90% of their snow cover, equivalent to 80 billion tons per year.

SourceColumbia Climate School·JournalGeophysical Research Letters·DateOct 12, 2015

New study projects that melting of Antarctic ice shelves will intensify

A new study projects a doubling of Antarctic ice shelf surface melting by 2050 and a significant increase in melting by 2100 if greenhouse gas emissions continue to rise. The research highlights the importance of climate policy in mitigating the effects of warming on ice shelves.

SourceWoods Hole Oceanographic Institution·JournalNature Geoscience·DateOct 12, 2015

Pietro De Camilli receives Julius Axelrod Prize

Pietro De Camilli is awarded the Julius Axelrod Prize for his outstanding achievements in neuropharmacology and commitment to mentoring young scientists. His work has shed light on neurotransmitter release and membrane trafficking, with implications for understanding diseases of the nervous system.

SourceSociety for Neuroscience·DateOct 12, 2015

'Beeting' high altitude symptoms with beet juice

A recent study published in Nitric Oxide found that consuming beet juice rich in nitrates can restore reduced blood vessel function at high altitudes. This natural substance helps the body acclimatize to lower oxygen levels by converting nitrate into nitric oxide, which improves blood vessel relaxation.

SourceNorwegian University of Science and Technology·JournalNitric Oxide·DateOct 12, 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.

Elevated blood-sugar levels in pregnancy tied to baby's heart-defect risk

A new study found that elevated blood sugar levels in pregnancy are linked to an increased risk of congenital heart defects, including tetralogy of Fallot and dextrotransposition of the great arteries. High glucose levels were correlated with an increased risk of tetralogy of Fallot, but not dextrotransposition of the great arteries.

SourceStanford Medicine·JournalJAMA Pediatrics·DateOct 12, 2015

Sixth sense: How do we sense electric fields?

Researchers have identified a two-molecule sensing mechanism that allows human cells to detect electric fields, opening up new avenues for understanding wound healing and cellular movement.

SourceUniversity of California - Davis·JournalNature Communications·DateOct 12, 2015

3-D printed fetal head helps manage care for baby with life-threatening airway mass

A 3D printed model of a fetus's face helped doctors at the University of Michigan determine the severity of a life-threatening airway mass in a baby. The model was created using an MRI and allowed doctors to visualize the soft tissue mass, ultimately leading to a scheduled C-section instead of a risky lifesaving procedure.

SourceMichigan Medicine - University of Michigan·JournalPEDIATRICS·DateOct 12, 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.

First comprehensive profile of non-protein-coding RNAs in human cancers

A comprehensive study of non-protein-coding RNAs in human cancers has identified alterations linked to 13 different cancer types. The research provides a rich resource for investigating lncRNA dysregulation and identifying potential diagnostic and therapeutic tools.

SourceUniversity of Pennsylvania School of Medicine·JournalCancer Cell·DateOct 12, 2015

Researchers use 'Avatar' experiments to get leg up on locomotion

Researchers at NC State University have used 'Avatar' experiments to study locomotion and discovered that resonance tuning is a key mechanism behind springy leg behavior. By understanding how the nervous system interacts with the leg, they aim to design more efficient exoskeletons for humans.

SourceNorth Carolina State University·JournalProceedings of the National Academy of Sciences·DateOct 12, 2015

IU scientists find the external environment, oxidation greatest threats to DNA

A study led by Indiana University biologist Patricia Foster found that external environmental forces and oxidation are the primary threats to DNA repair, unlike previously thought. The research used whole genome analysis of spontaneous mutation in E. coli and showed that only loss of oxidative damage repair significantly impacted mutat...

SourceIndiana University·JournalProceedings of the National Academy of Sciences·DateOct 12, 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.

Forecasters look higher for clues to winter weather

Researchers at the University of Reading and European Centre for Medium-Range Weather Forecasts found that accounting for unusual winds miles up in the stratosphere can make long-range winter weather forecasts twice as accurate. This allows forecasters to predict extreme winter weather events up to four weeks before they occur, providi...

SourceIOP Publishing·JournalEnvironmental Research Letters·DateOct 12, 2015

Prostate cells undergo 'reprogramming' to form tumors, study finds

Researchers identified a key mechanism driving prostate cancer development, where normal cells undergo epigenetic reprogramming to form malignant growth. The study provides insights into the origins of prostate cancer and potential targets for prevention and treatment.

SourceDana-Farber Cancer Institute·JournalNature Genetics·DateOct 12, 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.

DNA coils, uncoils, and writhes to drive cell activity

Researchers at Baylor College of Medicine studied tiny DNA minicircles containing only 336 base pairs to understand biologically active DNA. They found that the coiling caused many different shapes, including sharp bends and figure-8s, and showed how these structures facilitate DNA interactions with proteins and anticancer drugs.

SourceBaylor College of Medicine·JournalNature Communications·DateOct 12, 2015

Flood hazards: Vermont and Colorado as case studies

Floodwaters in Vermont (2011) and Colorado (2013) highlighted the impact of downstream increases and decreases in stream power on erosion and sedimentation. The study successfully predicted river channel and floodplain responses in almost 90% of cases, revealing the potential role of downstream changes in stream power.

SourceGeological Society of America·JournalGeology·DateOct 12, 2015

Penn Medicine researchers discover hidden brain pathways crucial to communication

Researchers discovered two major types of cortical neurons providing separate mechanisms for stimulus-specific adaptation in the brain. This phenomenon helps the brain distinguish between expected and unexpected sounds, enhancing sensitivity to rare sounds. The findings provide new insights into the neural basis of key hearing phenomena.

SourceUniversity of Pennsylvania School of Medicine·DateOct 12, 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.

Global marine analysis suggests food chain collapse

A recent global analysis predicts a decline in marine species diversity and abundance as ocean acidification and warming are expected to have devastating effects on fisheries and ecosystems worldwide. Microorganisms are the only group likely to thrive, while carnivorous fish face a collapse from top of food chain.

SourceUniversity of Adelaide·JournalProceedings of the National Academy of Sciences·DateOct 12, 2015

Vaccinating children may be cost-effective for tackling flu

Research suggests extending flu vaccine administration to 5-16 year old children is the most cost-effective option, reducing disease burden in the general population. Universal vaccination of all low-risk individuals over 2 years could achieve the highest net benefit.

SourceBMC (BioMed Central)·JournalBMC Medicine·DateOct 12, 2015
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.

RNA editing technique treats severe form of muscular dystrophy

A new RNA editing technique called exon skipping has shown promising results in treating a rare and severe form of muscular dystrophy. The treatment, licensed to the Kurt+Peter Foundation, aims to slow down muscle decline and stabilize function in individuals with Limb Girdle Muscular Dystrophy Type 2C.

SourceNorthwestern University·JournalJournal of Clinical Investigation·DateOct 12, 2015

Climate models used to explain formation of Mars valley networks

Researchers used climate models to predict how greenhouse warming could be the source of water on early Mars, which would support a warm and habitable environment. The study found that volcanic fluxes caused by plate tectonics may have led to a high percentage of hydrogen in the atmosphere, driving global warming.

SourcePenn State·JournalIcarus·DateOct 12, 2015

Farmers' responses to crises key to informing effective food security policy

A recent study by Dr Shawn McGuire and Dr Louise Sperling found that farmers in developing countries do not scale back on seed production during times of stress. Instead, they adapt and access seed from various channels, including local markets, which supply more than half of all seed used by farmers. This challenges conventional appro...

SourceUniversity of East Anglia·DateOct 12, 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.

Story Landis receives Ralph W. Gerard Prize in Neuroscience

Dr. Story Landis has been awarded the Ralph W. Gerard Prize in Neuroscience for her significant contributions to neuroscience research and public service. She is recognized for her groundbreaking work on synapse formation and neurotrophins, as well as her leadership in transforming NINDS into a training and mentorship hub.

SourceSociety for Neuroscience·DateOct 12, 2015

Health care, research failing to adapt to US's growing multiracial population

New research suggests that multiracial individuals may be healthier than minority peers who consistently identify as monoracial. Health care systems continue to use outdated approaches to racial categorization, masking health conditions and obscuring disparities in healthcare access and utilization among multiracial populations.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalEthnicity and Health·DateOct 12, 2015

Scientists uncover 4 different types of bowel cancer

Researchers identified four consensus molecular subtypes of bowel cancer, allowing doctors to treat each type differently. The study has implications for identifying patients at risk of developing more serious disease and tailoring treatments.

SourceInstitute of Cancer Research·JournalNature Medicine·DateOct 12, 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.

Genes linked with malaria's virulence shared by apes, humans

Researchers have discovered that short segments of genes associated with severe malaria are shared across multiple species, including humans, apes, and chimps. This finding suggests an ancient genomic structure underlying human malaria virulence factors, which could aid in developing new treatments and vaccines.

SourceHarvard T.H. Chan School of Public Health·JournalNature Communications·DateOct 12, 2015

From hummingbird to owl: New research decodes bird family tree

Researchers at Florida State University have created the first complete bird family tree, showing that all land birds diverged from a group of dinosaurs. The study reveals unexpected relationships between different bird species, including the connection between hummingbirds and nightjars.

SourceFlorida State University·JournalNature·DateOct 12, 2015

Computerized cognitive training improves childhood cancer survivors' attention and memory

Childhood cancer survivors showed significant improvements in working memory, attention, and processing speed after completing computer-based cognitive training. The training program, using Cogmed, improved performance comparable to stimulant medications and showed changes in brain activity suggesting neuroplasticity.

SourceSt. Jude Children's Research Hospital·JournalJournal of Clinical Oncology·DateOct 12, 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.

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.

New study reveals key differences in brain activity in people with anorexia nervosa

A recent study published in Nature Neuroscience has found that individuals with anorexia nervosa exhibit distinct brain activity patterns when making food choices, including increased activation in the dorsal striatum. These findings have significant implications for developing new treatments and understanding disease mechanisms.

SourceThe Zuckerman Institute at Columbia University·JournalNature Neuroscience·DateOct 12, 2015