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Science News for January 7, 2013


US cancer death rates continue to decline, national report finds

Cancer death rates in US men and women declined between 2000-2009, while incidence rates increased among children under 14. The report highlights progress in childhood cancer mortality rates since 1975 but notes the need for improved early detection strategies.

SourceDana-Farber Cancer Institute·JournalJNCI Journal of the National Cancer Institute·DateJan 7, 2013

High salt intake linked to social inequalities

A new study from the University of Warwick found that people from low socio-economic positions in Britain consume more salt than their wealthier counterparts, regardless of where they live. This association is significant and suggests a need for targeted interventions to address social inequalities in salt intake.

SourceUniversity of Warwick·JournalBMJ Open·DateJan 7, 2013
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.

Detecting dusty clouds and stars in our galaxy in a new way

Farhad Zadeh has discovered a new tool for detecting dusty clouds and stars using radio waves, allowing astronomers to image exotic features in the galaxy's center. The technique reveals dark features that indicate interactions between cold gas clouds and hot radiation fields.

SourceNorthwestern University·DateJan 7, 2013

Why do age-related macular degeneration patients have trouble recognizing faces?

A study found that individuals with age-related macular degeneration exhibit decreased focus on internal facial features, leading to difficulty in recognizing faces. The researchers used optical coherence tomography/scanning laser ophthalmoscopy to examine the interior of the eye in nine patients with AMD.

SourceWolters Kluwer Health·JournalOptometry and Vision Science·DateJan 7, 2013

Physical education requirement at 4-year universities at all-time low

A new study found that only 39% of four-year colleges and universities require physical education, compared to 97% in the 1920s. Research shows that exercise improves cognitive performance and reduces obesity, but institutions are not embracing their own research.

SourceOregon State University·JournalResearch Quarterly for Exercise and Sport·DateJan 7, 2013
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.

At least 1 in 6 stars has an Earth-sized planet

Researchers using NASA's Kepler spacecraft have found that about 17% of stars have an Earth-sized planet in an orbit closer than Mercury. This means there are at least 17 billion possible Earth-like planets in the Milky Way, with 50% of stars having a planet of Earth-size or larger in a close orbit.

SourceCenter for Astrophysics | Harvard & Smithsonian·DateJan 7, 2013

Protein production: Going viral

A research team has described the architecture of human transcription factor TFIID, revealing its inner workings for the first time. The study used a novel approach inspired by viral replication to produce highly abundant and correctly assembled complexes of the core scaffold.

SourceEuropean Molecular Biology Laboratory·JournalNature·DateJan 7, 2013

Galaxy's gamma-ray flares erupted far from its black hole

Astronomers have found gamma-ray flares originating 70 light-years away from a galaxy's central black hole, contradicting the long-held theory that such events occur only close to the black hole. The 2011 flares from galaxy 4C +71.07 provide the clearest evidence of this phenomenon.

SourceNASA/Goddard Space Flight Center·DateJan 7, 2013

Comprehensive public health approach urged to curb gun violence in US

Experts urge a broad public health strategy to reduce US gun violence, drawing on evidence-based strategies from other public health threats. The authors suggest over a dozen recommendations, including taxes, smart guns, and education, to address the root causes of gun violence.

SourceHarvard T.H. Chan School of Public Health·JournalJAMA·DateJan 7, 2013
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.

Captive hyenas outfox wild relatives

A study by Michigan State University found captive hyenas excel at solving novel problems, suggesting limitations in applying captive animal results to the wild. The researchers, led by Sarah Benson-Amram, discovered that captive hyenas were more willing to tackle challenges and explored solutions.

SourceMichigan State University·JournalAnimal Behaviour·DateJan 7, 2013

Cheap and easy technique to snip DNA could revolutionize gene therapy

A new method for cutting DNA using a bacterial enzyme and RNA binding has been demonstrated to work in human cells, overcoming a major bottleneck in genome engineering. The technique, known as CRISPR-Cas9, is precise, inexpensive, and easy to program, holding promise for treating genetic diseases and curing AIDS.

SourceUniversity of California - Berkeley·JournalScience·DateJan 7, 2013
Apple iPhone 17 Pro

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

Costly breast cancer screenings don't add up to better outcomes

A recent study published in JAMA Internal Medicine found that higher spending on breast cancer screenings does not result in improved outcomes for older women. The research team analyzed Medicare expenditures and screened female beneficiaries over two years, discovering substantial geographic variation in costs.

SourceYale University·JournalJAMA Internal Medicine·DateJan 7, 2013

First fossil bird with teeth specialized for tough diet

A new fossil discovery reveals a bird with specialized teeth for eating hard prey, greatly expanding the known diversity of tooth shape in early birds. The find suggests that dietary differences may have contributed to the decline of enantiornithine birds during the Cretaceous period.

SourceSociety of Vertebrate Paleontology·JournalJournal of Vertebrate Paleontology·DateJan 7, 2013

Timely reminders boost childhood immunizations rates

A study published in the American Journal of Public Health found that timely reminders from state or local health departments are more effective at increasing immunization rates among preschool children than those from primary care practices. The study suggests that partnerships between public health departments and primary care provid...

SourceUniversity of Colorado Anschutz Medical Campus·JournalAmerican Journal of Public Health·DateJan 7, 2013
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.

People with diabetes in Ontario getting fewer government-funded eye exams, new study finds

A new study found that adults with diabetes in Ontario are getting significantly fewer government-funded eye exams than they were a decade ago. The decrease is an unintended consequence of the provincial government's decision in 2004 to delist routine eye exams from the Ontario Health Insurance Plan for healthy adults under age 65.

SourceSt. Michael's Hospital·JournalCanadian Medical Association Journal·DateJan 7, 2013

Preventing climate change: The size of the energy challenge

Current technology cannot provide the carbon-neutral power needed to address climate change; a minimum of 31 new wedges of renewable energy are required. The Department of Global Ecology at Carnegie Institution aims to develop sustainable solutions for environmental issues, including climate change.

SourceCarnegie Institution for Science·JournalEnvironmental Research Letters·DateJan 7, 2013

UI researcher learns mechanism of hearing is similar to car battery

Scientists studied fruit fly 'love song' to understand auditory system, discovering a protein-based sodium/potassium pump similar to battery compartments. This finding sheds light on the human ear's ion balance and potential mechanisms for hearing disorders.

SourceUniversity of Iowa·JournalProceedings of the National Academy of Sciences·DateJan 7, 2013
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.

Even brief interruptions spawn errors

Research at Michigan State University found that even brief interruptions can significantly impact accuracy on complex tasks. The study, which involved 300 participants and a sequence-based procedure, discovered that interruptions lasting just three seconds doubled the error rate. This finding has significant implications for professio...

SourceMichigan State University·DateJan 7, 2013

Targeting hepatitis C treatment: The importance of interleukin (IL)-28

A meta-analysis of 67 studies confirmed IL28B polymorphisms impact natural HCV clearance and PEG-IFN/RBV treatment response. Favourable genotypes equated to more than double the probability of achieving sustained virologic response, supporting personalized medicine approaches.

SourceBMC (BioMed Central)·JournalBMC Medicine·DateJan 7, 2013

Songbird sings in 3D

A study published in BMC Biology has generated interactive 3D models of the zebra finch's syrinx, a complex vocal organ. The models reveal the delicate balance between strength and lightness required to control sound production at superfast speeds.

SourceBMC (BioMed Central)·JournalBMC Biology·DateJan 7, 2013

Violence against teachers spurs urgent call to action

A recent study by the American Psychological Association found that 80% of teachers reported being victimized at school at least once in the past year, with 44% experiencing physical attacks. The authors recommend a national registry to track incidents and standardized licensure requirements for educators.

SourceAmerican Psychological Association·JournalAmerican Psychologist·DateJan 7, 2013
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.

Engineered bacteria make fuel from sunlight

Researchers engineered blue-green algae to grow chemical precursors for fuels and plastics, a step towards replacing fossil fuels. The U.S. Department of Energy aims to obtain a quarter of industrial chemicals from biological processes by 2025.

SourceUniversity of California - Davis·JournalProceedings of the National Academy of Sciences·DateJan 7, 2013

Wayne State University researcher working to make intersections safer

A Wayne State University researcher is leading a federally funded project to better understand the connection between roadway safety and available sight distance at intersections controlled by stop signs. The study aims to determine if there's a relationship between crash occurrence and amount of available sight distance.

SourceWayne State University - Office of the Vice President for Research·DateJan 7, 2013
Fluke 87V Industrial Digital Multimeter

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

How do songbirds sing? In 3D!

A team of researchers used cutting-edge 3D imaging techniques to study the syrinx, a unique vocal organ found in songbirds. The detailed structure reveals how birds can produce superfast trills and stabilize their sounds while moving.

SourceUniversity of Southern Denmark·JournalBMC Biology·DateJan 7, 2013

New path to more efficient organic solar cells uncovered at Berkeley Lab's advanced light source

Scientists found that impure domains in polymer-based organic photovoltaic cells can lead to improved performances if made sufficiently small. By studying the trifecta of ALS beamlines, they discovered a happy medium between purity and domain size that should be easier to achieve than ultra-high purity.

SourceDOE/Lawrence Berkeley National Laboratory·JournalAdvanced Energy Materials·DateJan 7, 2013
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.

Combating USDA's top-ranked invasive insect

The US Department of Agriculture is working on a biocontrol method for the brown marmorated stink bug, which has caused significant damage in homes and gardens. Researchers have identified an aggregation pheromone that attracts males, females, and nymphs to feeding sites.

SourceUnited States Department of Agriculture - Research, Education and Economics·DateJan 7, 2013

Black and Hispanic patients less likely to complete substance abuse treatment, Penn study shows

A new study from the University of Pennsylvania School of Medicine found that black and Hispanic patients are less likely to complete substance abuse treatment programs compared to white patients. The study suggests that socioeconomic factors, such as unemployment and housing instability, contribute to these disparities.

SourceUniversity of Pennsylvania School of Medicine·JournalHealth Affairs·DateJan 7, 2013

Autism Speaks awards $4.8 million for new research

Autism Speaks funds 14 new research projects, including technology-based initiatives, environmental epidemiology studies, and basic clinical research to better understand autism causes, prevention, treatment, and cure. These grants aim to enhance early screening, diagnosis, and access to interventions.

SourceAutism Speaks·DateJan 7, 2013
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.

Penn researchers show new level of control over liquid crystals

Scientists from the University of Pennsylvania have created a new way to direct the assembly of liquid crystals, generating small features that spontaneously arrange in arrays based on much larger templates. By altering the geometry of molecules on a physical template, researchers can produce subtle changes in defect patterns.

SourceUniversity of Pennsylvania·JournalProceedings of the National Academy of Sciences·DateJan 7, 2013

Targeting use of acid-suppressants in hospital patients

A new study has developed a risk scoring system to identify hospitalized patients at high risk of gastrointestinal bleeds, allowing for targeted use of acid-suppressive medication. The study found that older adults, males, and those with liver disease or clotting disorders are most at risk, enabling clinicians to individualize treatment.

SourceSpringer·JournalJournal of General Internal Medicine·DateJan 7, 2013

Computer scientists find vulnerabilities in Cisco VoIP phones

Researchers Ang Cui and Salvatore Stolfo found critical security breaches in Cisco VoIP phone technology, allowing hackers to eavesdrop on private conversations globally. They developed a new defense technology called Software Symbiotes to protect embedded systems from malicious code injection attacks.

SourceColumbia University·DateJan 7, 2013
Celestron NexStar 8SE Computerized Telescope

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

Massive outburst in neighbor galaxy surprises astronomers

Astronomers discovered a massive outburst in NGC 660, a spiral galaxy 44 million light-years away. The outburst was ten times brighter than the largest supernova and is likely caused by material pulled into a supermassive black hole at the center of the galaxy.

SourceNational Radio Astronomy Observatory·DateJan 7, 2013

Corn could help farmers fight devastating weed

Researchers in China have discovered that corn can be used as a trap crop to control the devastating parasitic weed sunflower broomrape. The weed causes significant damage to vegetable and row crops, but using corn as a trap crop can induce suicidal germination in the weed, reducing its impact.

SourceAmerican Society of Agronomy·JournalCrop Science·DateJan 7, 2013

Simulated mission to Mars reveals critical data about sleep needs for astronauts

A 520-day space simulation revealed alterations in sleep patterns and neurobehavioral consequences for astronauts. The study highlights the need for artificial light exposure, food intake, and exercise to maintain human behavior during prolonged space missions.

SourceUniversity of Pennsylvania School of Medicine·JournalProceedings of the National Academy of Sciences·DateJan 7, 2013

New compound overcomes drug-resistant Staph infection in mice

Researchers have discovered a new compound that restores health to mice infected with methicillin-resistant Staphylococcus aureus (MRSA). The compound targets an enzyme essential for bacterial survival and has been shown to be highly active against MRSA in mice.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalProceedings of the National Academy of Sciences·DateJan 7, 2013

Wind shear and dry air bashing Tropical Depression Sonamu

NASA's Aqua satellite detected a tropical depression with reduced cloud cover due to dry air, indicating a rapidly deteriorating low-level circulation center. The storm is expected to dissipate over the next couple of days in the South China Sea due to wind shear and dry air

SourceNASA/Goddard Space Flight Center·DateJan 7, 2013
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.

Heat-resistant corals provide clues to climate change survival

A study on heat-resistant corals reveals how they withstand extreme temperatures, potentially holding key to species survival for organisms worldwide. The research identified a genetic process allowing some corals to resist climate change, with 'frontloaded' genes already turned on before stress begins.

SourceStanford University·JournalProceedings of the National Academy of Sciences·DateJan 7, 2013

Detrimental effect of obesity on lesions associated with Alzheimer's disease

Researchers have demonstrated that obesity aggravates disorders associated with tau protein in mice, contradicting previous assumptions. The study suggests environmental factors contribute to the development of Alzheimer's disease, rather than just metabolic conditions.

SourceINSERM (Institut national de la santé et de la recherche médicale)·JournalDiabetes·DateJan 7, 2013

Sublingual immunotherapy shows promise as treatment for peanut allergy

A new clinical trial shows that sublingual immunotherapy (SLIT) can safely induce desensitization in people with peanut allergy, with significant increases in the amount of peanut powder they can consume. The treatment involves daily doses of liquid containing peanut powder, and was more effective than placebo.

SourceUniversity of North Carolina Health Care·JournalJournal of Allergy and Clinical Immunology·DateJan 7, 2013

Looming malpractice

A study by Harvard Medical School researchers found that physicians spend an average of 11% of their career waiting for malpractice claim resolution. Neurosurgeons face the longest delays, with open claims lasting nearly 27% of their careers.

SourceHarvard Medical School·JournalHealth Affairs·DateJan 7, 2013

Peanut therapy shows promise in treating peanut allergy

A new study funded by NIH suggests that sublingual immunotherapy (SLIT) can reduce the allergic response to peanut in adolescents and adults, increasing their tolerance to peanut. The treatment approach involves placing a small amount of allergen under the tongue under medical supervision.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalJournal of Allergy and Clinical Immunology·DateJan 7, 2013
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.

Exocomets may be as common as exoplanets

Scientists have discovered six likely comets around distant stars, which could be a sign that comets are as common in other stellar systems as planets. The discovery was made using the high-resolution spectrograph of the McDonald Observatory telescope and suggests that comets may play a crucial role in planetary formation.

SourceUniversity of California - Berkeley·DateJan 7, 2013

All in the family: A genetic link between epilepsy and migraine

A recent study found that individuals with a strong family history of seizure disorders are more likely to experience migraines with aura. The research, published in Epilepsia, analyzed data from over 730 participants with epilepsy and demonstrated a significant genetic link between the two conditions.

SourceWiley·JournalEpilepsia·DateJan 7, 2013

Modified antibodies trigger immune response, point to novel vaccine design strategies

Researchers at Whitehead Institute developed a method called sortagging, which uses the bacterial enzyme sortase A to modify antibodies to carry various payloads. This approach allows for highly targeted and potent responses from immune cells, potentially aiding in vaccine development.

SourceWhitehead Institute for Biomedical Research·JournalProceedings of the National Academy of Sciences·DateJan 7, 2013

Wide binary stars can wreak havoc in planetary systems

A recent study found that wide binary stars in planetary systems can lead to dramatic events over time. In one hypothetical system, at least one of four giant planets was ejected in almost half of the simulations. The researchers also discovered substantial evidence that this process occurs regularly in known extrasolar planetary systems.

SourceNorthwestern University·JournalNature·DateJan 7, 2013
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.

Italian immigrants live longer

Italian immigrants from Switzerland have a significantly lower mortality risk compared to native-born Swiss, largely due to the 'healthy migrant effect'. However, subsequent generations born in Switzerland show a higher risk of mortality, likely due to lifestyle differences.

SourceUniversity of Zurich·JournalBMC Public Health·DateJan 7, 2013

Dark matter made visible before the final cut

A new study reveals snippets of information in dark matter that can alter the way a gene is assembled. This discovery opens doors to studying the dark matter of genes and further understanding how mutations or polymorphisms affect gene functions.

SourceUniversity of North Carolina Health Care·JournalNature Structural & Molecular Biology·DateJan 7, 2013

Can blood pressure drugs reduce the risk of dementia?

A study found that beta blocker medications reduced brain abnormalities associated with Alzheimer's disease and microinfarcts in elderly Japanese-American men. The results suggest that beta blockers may delay or prevent dementia in people with high blood pressure, particularly those taking the medication alone.

SourceAmerican Academy of Neurology·DateJan 7, 2013
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.

The reason we lose at games

Scientists found complex games like chess and Go are hard for humans to master, leading to irrational decision-making. The research has implications for financial markets, where equilibrium theory often fails to predict market behavior accurately.

SourceUniversity of Manchester·JournalProceedings of the National Academy of Sciences·DateJan 7, 2013

HPV-associated cancer incidence rates point to needed efforts to increase HPV vaccination coverage

A study published in the Journal of the National Cancer Institute found that HPV-associated cancer incidence rates have increased, highlighting the need for increased HPV vaccination coverage. Nationally, 32% of females aged 13-17 years had received three doses of the HPV vaccine in 2010.

SourceJournal of the National Cancer Institute·JournalJNCI Journal of the National Cancer Institute·DateJan 7, 2013

Molecular '2-way radio' directs nerve cell branching and connectivity

Researchers at Johns Hopkins Medicine have discovered a complex signaling system that directs nerve cell branching and connectivity, using protein signals like Sema-1a to coordinate axon travel patterns. This study has broad implications for human disease research, particularly in understanding muscle control and nerve disorders.

SourceJohns Hopkins Medicine·JournalNeuron·DateJan 7, 2013
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.

Cognitive deficits from concussions still present after 2 months

Researchers found that high school athletes experienced compromised focus and task-switching abilities for up to two months after brain concussions. The study's findings suggest that athletes may need longer recovery periods than current practices dictate to minimize the risk of subsequent concussions.

SourceUniversity of Oregon·JournalMedicine & Science in Sports & Exercise·DateJan 7, 2013

Breastfeeding tips women share intrigue doctors

A survey of lactation consultants found that 69% reported hearing of folk remedies and 65% recommended at least one. These remedies include cabbage leaves to ease pain and oatmeal to increase milk production. However, there is little empirical evidence to support their use.

SourceMediaSource·JournalBreastfeeding Medicine·DateJan 7, 2013
Meta Quest 3 512GB

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

Obese moms risk having babies with low vitamin D

A new Northwestern Medicine study found that obese mothers pass on insufficient vitamin D to their babies, leading to lower levels in newborns. The study also suggests that obese women may need increased vitamin D supplementation to provide sufficient levels for their babies during pregnancy.

SourceNorthwestern University·JournalThe Journal of Clinical Endocrinology & Metabolism·DateJan 7, 2013