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Science News for July 13, 2010


Obesity is associated with reduced sensitivity to fat

New research finds that obese men are less sensitive to fat taste and have impaired gut hormone release, leading to overeating. The study suggests a possible link between high-fat diets and reduced physiological responses to fat, paving the way for further investigation.

SourceSociety for the Study of Ingestive Behavior·DateJul 13, 2010

Moving polymers through pores

Researchers improved a theoretical model for polymer movement through nanopores, addressing the motion of polymers inside pores and introducing significant increases in total time in the pore. This improvement has potential technological applications in DNA sequencing and biosensors.

SourceAmerican Institute of Physics·JournalThe Journal of Chemical Physics·DateJul 13, 2010

Sea levels rising in parts of Indian Ocean, according to new study

A new study led by University of Colorado at Boulder indicates that rising sea levels in the Indian Ocean are partly caused by human-induced climate warming, threatening coastal areas and islands. The study suggests that the Indo-Pacific warm pool is amplifying regional sea rise changes, with potential far-reaching impacts on global cl...

SourceUniversity of Colorado at Boulder·JournalNature Geoscience·DateJul 13, 2010
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.

Carnegie Mellon launches $7 million initiative to boost computer science majors

Carnegie Mellon University has launched a $7 million initiative to increase U.S. enrollments in computer science and STEM fields by leveraging students' interest in robots. The program, called Fostering Innovation through Robotics Exploration (FIRE), will develop new tools and competitions to attract more young people to these careers.

SourceCarnegie Mellon University·DateJul 13, 2010

In the ring: Researchers fighting bacterial infections zero in on microorganism's soft spots

Scientists have identified a promising target for a strategic hit in bacteria that could help halt reproduction and reduce the spread of infections. The research, led by Dr. Antonio J. Martín-Galiano and professor José M. Andreu, maps out a protein called FtsZ, which is crucial for bacterial cell division.

SourceAmerican Society for Biochemistry and Molecular Biology·JournalJournal of Biological Chemistry·DateJul 13, 2010

Noninvasive probing of geological core samples

Researchers developed a noninvasive device that can measure electrical conductivity in geological core samples without destroying them. This technology has the potential to provide valuable information about rock layers and help oil companies understand and evaluate oil and gas reserves.

SourceAmerican Institute of Physics·JournalReview of Scientific Instruments·DateJul 13, 2010
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.

Common working conditions hurting both workers and employers

New research from North Carolina State University finds that business practices like outsourcing and project-based teams lead to worker stress, decreased employee loyalty, and lower quality of life. Employers also face long-term problems such as increased turnover and higher costs.

SourceNorth Carolina State University·JournalSocial Problems·DateJul 13, 2010

Ancient birds from North America colonized the South

Scientists studied ancient bird migration and found that northern birds had the ability to cross the land bridge, while southern species were restricted. The study reveals an uneven species migration pattern, with many New World oscine species breeding in South America despite having northern origins.

SourceWiley·JournalEcography·DateJul 13, 2010

New intervention program promotes healthy dietary choices during infancy

A new study finds that teaching parents to feed their infants 'responsively' promotes higher acceptance of vegetables and novel foods, while also improving growth patterns among infants. The one-year intervention has implications for long-term obesity prevention by fostering healthier eating habits in early childhood.

SourceSociety for the Study of Ingestive Behavior·DateJul 13, 2010

Rainbow trapping in light pulses

Researchers at Nanjing University develop a new method to trap a wide spectrum of light, including visible radiation, using a self-similar-structured dielectric waveguide. This breakthrough has potential applications in on-chip spectroscopy, photon processing, and quantum computing.

SourceAmerican Institute of Physics·JournalApplied Physics Letters·DateJul 13, 2010
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.

Help is on the phone: Reducing pain and depression of cancer

A new study has found that centralized telephone-based care management can significantly reduce pain and depression in cancer patients. The INCPAD study combined automated calls with follow-up calls from nurse care managers, and the results showed improved outcomes for patients with all types of cancers.

SourceIndiana University School of Medicine·JournalJAMA·DateJul 13, 2010

Whisker stimulation prevents strokes in rats, UCI study finds

Researchers at UC Irvine discovered that stimulating a single whisker can prevent strokes in rats by quickly expanding alternate arteries. The technique was 100% effective in preventing strokes when applied within two hours of blockage.

SourceUniversity of California - Irvine·JournalPLOS ONE·DateJul 13, 2010

Success of community interventions for childhood obesity varies depending on the target age group

A recent study found that community-based interventions for childhood obesity were most effective in children under the age of five, slowing down unhealthy weight gain by an average of 1kg over three years. In contrast, primary school-aged children showed a smaller impact on overweight and obesity rates, while adolescents saw mixed res...

SourceInternational Association for the Study of Obesity·DateJul 13, 2010

Are teen binge drinkers risking future osteoporosis?

Researchers at Loyola University Health System found long-lasting disruptions in hundreds of genes involved in bone formation in rats exposed to binge drinking. The study suggests that lifestyle-related damage done during young adulthood may have repercussions lasting decades.

SourceLoyola Medicine·JournalAlcohol and Alcoholism·DateJul 13, 2010
Apple iPhone 17 Pro

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

'Econophysics' points way to fair salaries in free market

A Purdue University researcher has used econophysics to demonstrate that under ideal circumstances, free markets promote fairness in salaries for workers. The study's findings suggest that the collective self-organizing dynamics of a free market economy lead to fairness as an emergent property.

SourcePurdue University·JournalEntropy·DateJul 13, 2010

Munich and Singapore labs steer research toward affordable electric cars

The Technical University of Munich (TUM) is working on a comprehensive initiative to accelerate the development of electric vehicles, focusing on making them affordable and sustainable. The goal is to unveil a concept car at the Frankfurt auto show in 2011 and eventually put a million electric automobiles on the road by 2020.

SourceTechnical University of Munich (TUM)·DateJul 13, 2010
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.

Brookhaven Lab and BioSET Inc. patent improved growth factor technology

BioSET Inc. has been issued a patent for improved second-generation technology to design synthetic peptides that communicate growth signals to cells, fostering efficient healing. The technology has applications in numerous tissue repair cases, including orthopedic markets and sports medicine injuries.

SourceDOE/Brookhaven National Laboratory·DateJul 13, 2010
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.

A new generation of biological scaffolds

A new generation of biological scaffolds enables the development of off-the-shelf tissue transplants that can be repaired and renewed like normal tissue. The technique removes cells from natural tissues to leave a biocompatible scaffold made of collagen, allowing patients' own cells to populate and bind to it.

SourceBiotechnology and Biological Sciences Research Council·DateJul 13, 2010

Scientists identify new potential biocontrol for skunk vine

A new species of beetle, Himalusa thailandensis, has been found to feed on the invasive skunk vine, causing significant foliar damage. This discovery presents a potential biocontrol solution for controlling the spread of this invasive weed in the southern United States.

SourceUnited States Department of Agriculture - Research, Education and Economics·JournalZooKeys·DateJul 13, 2010
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.

Improving clinical use of stem cells to repair heart damage

Researchers are developing a method to identify and purify stem cells from patients themselves that can give rise to beating heart cells. This approach aims to create an ideal product for transplant to repair heart damage caused by heart attack or cardiomyopathy.

SourceBiotechnology and Biological Sciences Research Council·DateJul 13, 2010
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 vitamin D guidelines

The new guidelines update Osteoporosis Canada's recommendations on vitamin D intake for Canadians, citing the need for more research into optimal doses and safe upper limits. The recommended daily supplements range from 400-1000 IU for adults under 50, with higher doses required for those over 50.

SourceUniversity of Calgary·JournalCanadian Medical Association Journal·DateJul 13, 2010

Prompt actions halt alarming infection outbreak at Dallas hospital

Methodist Dallas Medical Center stopped an Acinetobacter outbreak by testing patients, implementing contact precautions, and conducting regular meetings between departments. The hospital's swift response was attributed to adequate resources, staffing, and a supportive administration.

SourceAssociation for Professionals in Infection Control·DateJul 13, 2010
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.

Keep your fingers crossed: How superstition improves performance

New research reveals that having a lucky token can enhance performance by improving confidence. Volunteers who brought a lucky charm did better in memory games and set higher goals for themselves. Wishing someone good luck also improved success at tasks requiring manual dexterity.

SourceAssociation for Psychological Science·JournalPsychological Science·DateJul 13, 2010

New research on rapidly disappearing ancient plant offers hope for species recovery

A recent study on Cycas micronecia, a critically endangered ancient plant species, reveals moderate genetic variation within local populations and dynamic gene flow between regions. The research provides valuable insights into the conservation of this species, which is threatened by invasive pests and habitat loss.

SourceAmerican Museum of Natural History·JournalMolecular Ecology·DateJul 13, 2010

Smoking mind over smoking matter

A Tel Aviv University study found that nicotine patches and gum are ineffective in combating cigarette cravings, which are instead driven by psychological cues. The research suggests that understanding smoking as a habit rather than an addiction can lead to more successful treatment methods.

SourceAmerican Friends of Tel Aviv University·JournalJournal of Abnormal Psychology·DateJul 13, 2010

Researchers envision better disease surveillance to improve public health

Public health researchers at Tufts University describe cutting-edge methods for addressing obstacles in disease surveillance, enabling earlier detection and improved preparedness. The new tools facilitate the analysis of vast data streams from various sources, including satellite images and social media.

SourceTufts University, Health Sciences Campus·JournalEmerging Health Threats Journal·DateJul 13, 2010
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.

Greater obesity in offspring of nursing mothers consuming a high-fat diet

Animal research suggests that a high-fat diet consumed by nursing mothers increases the risk of obesity and pre-diabetes in their offspring. In contrast, consuming a high-fat diet during pregnancy only reduces the risk of obesity when combined with postnatal breastfeeding on a low-fat diet.

SourceSociety for the Study of Ingestive Behavior·DateJul 13, 2010

Medications found to cause long term cognitive impairment of aging brain

A six-year study found that anticholinergic medications increase the risk of mild cognitive impairment and memory loss in older adults, especially those from African-American communities. The researchers suggest that these drugs may worsen cognitive function, but not necessarily lead to Alzheimer's disease.

SourceIndiana University School of Medicine·JournalNeurology·DateJul 13, 2010

Professionals think that there aren't criteria for certifying that an illness is terminal

A study by the University of Granada found that health professionals have difficulty diagnosing terminal illnesses, particularly in chronic and degenerative cases. This can lead to a lack of palliative care for patients, as they may be deprived from necessary assistance aimed at improving their quality of life.

SourceUniversity of Granada·JournalInternational Journal of Clinical and Health Psychology·DateJul 13, 2010
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.

Could our minds be tricked into satisfying our stomachs?

Research reveals that our minds play a significant role in governing appetite and satiety. Expectations before eating and memories after eating influence how long meals stave off hunger. By manipulating these factors, portions can be controlled effectively, leading to potential weight loss benefits.

SourceSociety for the Study of Ingestive Behavior·DateJul 13, 2010

Skin cells could help discover cause of Parkinson's disease

Researchers are using induced pluripotent stem cells from skin tissue to grow dopamine neurons and study Parkinson's disease. The goal is to better understand the cause of the disease by comparing healthy cells with those affected by Parkinson's.

SourceBiotechnology and Biological Sciences Research Council·DateJul 13, 2010

Lessons from efforts to reduce hospital-acquired infections

Johns Hopkins researcher Peter Pronovost argues that arrogance, lack of transparency, and inadequate measures hinder progress in preventing patient harm. Central line-associated bloodstream infections can be largely prevented with accurate measurement and cultural changes.

SourceJohns Hopkins Medicine·JournalJAMA·DateJul 13, 2010
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.

Locker room talk: How male athletes portray female athletic trainers

A study by North Carolina State University found that male football players are more comfortable with treatment by male athletic trainers for gender-specific injuries, but have no preference for general psychological conditions. However, they prefer female trainers for non-gender-specific injuries like a dislocated shoulder due to pote...

SourceNorth Carolina State University·JournalJournal of Athletic Training·DateJul 13, 2010
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.

Brooding Russians: Less distressed than Americans

A University of Michigan study finds that Russians are more likely to focus on negative feelings but are less likely to feel depressed as a result. They tend to spontaneously distance themselves from their emotions, leading to lower levels of distress and blame compared to Americans.

SourceUniversity of Michigan·JournalPsychological Science·DateJul 13, 2010
Celestron NexStar 8SE Computerized Telescope

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

Gene therapy breakthrough heralds treatment for beta-thalassemia

Italian scientists have successfully completed preclinical trials for a gene transfer treatment that can correct the lack of beta-globin in patients' blood cells, a major step towards treating beta-thalassemia. The treatment uses genetically corrected stem cells to restore haemoglobin production and overcome the disorder.

SourceWiley·JournalEMBO Molecular Medicine·DateJul 13, 2010
Meta Quest 3 512GB

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

Tropical Storm Conson sweeping through the Northern Philippines

Tropical Storm Conson has been downgraded to a typhoon after interacting with the northern Philippines' land surface, with maximum sustained winds near 75 mph. The storm is now expected to continue weakening due to increased wind shear and interact with southern China.

SourceNASA/Goddard Space Flight Center·DateJul 13, 2010

Smoking influences gene function, scientists say

Researchers found 323 unique genes influenced by smoking, with a strong involvement in processes related to cancer, cell death, and metabolism. The study's results indicate that exposure to cigarette smoke alters gene expression, leading to a sobering scale of influence on human disease risk.

SourceTexas Biomedical Research Institute·JournalBMC Medical Genomics·DateJul 13, 2010

A simple quantum dynamics problem?

Scientists have observed the first real-time measurements of a rare gas atom and halogen molecule dissociation. The study found that adding vibrational energy to the bromine-stretching vibration led to rapid direct dissociation, while higher excitation resulted in a more complex mechanism.

SourceAmerican Institute of Physics·JournalThe Journal of Chemical Physics·DateJul 13, 2010
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.