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Science News Archive June 2012


Page 10 of 29

Future reproductive outcomes for women who have had an ectopic pregnancy

A study by Scottish researchers found that women who experience an initial ectopic pregnancy are less likely to conceive in the future and at increased risk of having another ectopic pregnancy. However, their obstetric outcomes following the ectopic pregnancy were no worse than those in first-time mothers.

Online weight loss programs that feature successful dieters may help

Researchers created a website called AchieveTogether to study the effectiveness of positive deviance in weight loss. Users lost about 4.5 pounds more weight than those without access to the site. The study suggests that online weight loss programs featuring successful dieters may be an effective strategy for weight loss.

Apple iPhone 17 Pro

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

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.

Adding nevirapine to HIV regimen halves newborn transmission rate

Adding nevirapine to the regimen of newborns born to HIV-positive mothers halves their risk of contracting the virus, according to a recent study. The research found that the two-drug combination is effective in preventing mother-to-child HIV transmission and is relatively easy to administer.

Preserved frogs hold clues to deadly pathogen

A Yale graduate student has developed a method for detecting an infectious pathogen driving amphibian extinctions worldwide. By analyzing preserved specimens, she found evidence of the pathogen in six older samples from Connecticut, revealing its early presence in the region.

How humans predict other's decisions

Researchers at RIKEN Brain Science Institute found two brain signals involved in predicting others' decisions, enabling humans to balance expected and observed rewards and choices. The signals, located in distinct prefrontal circuits, strike a balance between the other's values and their own, allowing for accurate predictions.

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.

Extra treatment during prolapse repair reduces incontinence rate

A study funded by the NIH found that surgery to support the urethra with a sling reduces incontinence rate, but carries risk of complications such as difficulty emptying bladder and urinary tract infection. The study suggests considering potential benefits and risks when deciding whether to have second procedure at same time as first.

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.

Variable camber airfoil: New concept, new challenge

The variable camber airfoil has obvious advantages in controlling separation and flight maneuverability. Research shows that the stall type determines the distinction between different camber deformation paths, with trailing-edge stalls being softer and having higher lift.

Graphene is a tunable plasmonic medium

Scientists have demonstrated that they can control the length and height of plasmons on graphene using an electrical circuit, opening up possibilities for information processing in tight spaces. This breakthrough uses infrared light to excite surface plasmons with wavelengths as short as 100 nanometers.

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.

Turning down the dial: Ocean energy development with less sound

Scientists developed the first laboratory system to evaluate pile driving's effect on fish, finding individual blows above a certain sound level can irreparably harm them. The recommended sound threshold aims to minimize harm to marine animals while permitting ocean development.

NHM entomologist wins grant to investigate mega-diverse insect order

A three-year $900,000 grant was awarded to Drs. Brian Brown and Art Borkent to inventory all species of flies living in a 100x200 meter area in Costa Rica, estimated to discover at least 3,000 new species. This project aims to better understand the importance of insects in ecosystems and gauge the impact of habitat change.

Regional anesthesia reduces complications and death for hip fracture patients

Researchers found that regional anesthesia was associated with a significant reduction in major pulmonary complications and death among hip fracture patients. The use of regional anesthesia versus general anesthesia resulted in a 29% lower adjusted odds of mortality and a 24% decrease in the adjusted odds of any inpatient pulmonary com...

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Colorado's High Park fire: June 20, 2012

The High Park Fire in Colorado has expanded to 65,738 acres with over 1,900 people battling the blaze. The fire has generated significant smoke visible on NASA satellite imagery, affecting nearby areas like Wyoming and Nebraska.

'Master molecule' may improve stem cell treatment of heart attacks

A Johns Hopkins University team found a protein molecule, p190RhoGAP, that regulates cardiac stem cells to form healthy heart tissue or blood vessels. By altering its levels, the researchers were able to improve the effectiveness of stem cell therapy in treating heart attack patients.

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.

NASA saw Tropical Storm Guchol's rainfall drench Japan

Tropical Storm Guchol made landfall in Japan, bringing heavy rainfall to the islands of Kyushu and Shikoku. The TRMM satellite detected a large area of rainfall over 500 km from the typhoon's center, highlighting the storm's impact on the region.

Maths experts question key ecological theory

Researchers at University of York and University of Canterbury disprove the accepted theory of nestedness, finding instead that a species' number of mutualistic partners is a better predictor of individual survival and community persistence. This challenges the idea that ecological communities exhibit nested structures.

Celestron NexStar 8SE Computerized Telescope

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

High-fat/calorie diet accelerates development of pancreatic cancer

A high-fat/calorie diet has been shown to accelerate the development of pancreatic cancer in both human epidemiological studies and mouse models. In the latter, mice fed a diet rich in fat and calories developed obesity, insulin resistance, and inflammation, all conditions that can stimulate the growth of precancerous cells.

Illuminating the dark: Ahead with the Euclid mission

The Euclid mission, a collaboration of nearly a thousand scientists, aims to study the distribution and evolution of dark matter and dark energy using state-of-the-art instruments. The UK Space Agency has funded £8.5M for the development of scientific instruments and the Science Ground Segment.

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.

Simple new way to clean traces of impurities from drug ingredients

Scientists have created a simple procedure to remove nearly all acrolein impurities from pharmaceuticals, potentially increasing patient safety. The new method uses engineered particles and shows promise in removing 98% of impurities without affecting the active ingredient.

Researchers find gold nanoparticles capable of 'unzipping' DNA

Gold nanoparticles with a slight positive charge have been found to unravel DNA's double helix, enabling potential breakthroughs in gene therapy. The research also highlights the importance of characterizing nanoparticle characteristics for DNA-based electronics.

'Brain pacemaker' effective for years against Parkinson's disease

A study found that deep brain stimulation (DBS) treatment effectively improved motor function in Parkinson's disease patients for at least three years. However, improvements in health-related quality of life and cognitive abilities were gradually lost over time., The treatment was most effective for reducing tremors and muscle rigidity.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Apple peel compound boosts calorie burning, reduces obesity in mice

A new study by University of Iowa researchers shows that a natural substance found in apple peel can partially protect mice from obesity and some of its harmful effects. Ursolic acid increases muscle and brown fat in mice on a high-fat diet, leading to increased calorie burning and reduced obesity, pre-diabetes, and fatty liver disease.

Research shows the response of the carbon cycle to climate change

A recent study analyzed respiration rates across aquatic and land ecosystems, revealing that warmer climates may lead to more CO2 release from marine and freshwater environments. This finding suggests a stronger response of aquatic ecosystems to temperature changes, potentially increasing their carbon dioxide emissions.

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.

NASA catches birth of Tropical Storm Chris by the tail

Tropical Storm Chris formed on June 19, with NASA's Aqua satellite capturing an image just before it reached tropical storm strength. The storm exhibited a 'tail' shape due to a band of thunderstorms wrapping around its center, giving it a comma-like appearance.

Emperor penguins threatened by Antarctic sea ice loss

Climate change is expected to reduce the extent of Antarctic sea ice, threatening the Emperor penguin population, which may decline by up to 80% by 2100. The study used computer simulations and statistical models to project the impact of sea ice loss on penguin demographics.

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.

Omega-3 lowers inflammation in overweight older adults

A new study published by Ohio State University found that omega-3 fatty acid supplements can lower inflammation in healthy but overweight middle-aged and older adults. After four months of supplementation, participants experienced a significant decrease in inflammatory markers, with the low-dose group showing a 10% reduction in interle...

Nano-pesticides: Solution or threat for a cleaner and greener agriculture?

Research on nano-pesticides is crucial for understanding their fate and toxicity, as well as assessing potential benefits and drawbacks. The development of new pesticides products based on nanotechnology holds promise for reducing environmental contamination, but concerns about human health risks persist.

Asymmetry may provide clue to superconductivity

Electronic asymmetry was discovered in iron-based high-temperature superconductors, providing new insights into their behavior. The study found that this asymmetry is a result of collective electronic behavior and may be essential for the material's superconductivity.

Proposed drug may reverse Huntington's disease symptoms

A proposed drug treatment has shown promise in reversing Huntington's disease symptoms in animal models, with sustained motor and neurological benefits reported. The therapy silences the mutated gene responsible for the disease by using antisense oligonucleotides to destroy toxic proteins.

Fluke 87V Industrial Digital Multimeter

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

Misidentified and contaminated cell lines lead to faulty cancer science

A recent study published in Gynecologic Oncology reveals that widely available cell lines are often misidentified or contaminated, leading to faulty cancer science. Researchers suggest verifying cell lines as a prerequisite for publishing, and the team is working to build a database to help identify mismatched cell lines.

Argonne researchers receive 4 R&D 100 awards

Four Argonne National Laboratory-developed technologies have been awarded R dashD 100 honors, including Globus Online for big data research and three battery materials for plug-in hybrids and all-electric vehicles.

TrackTown USA identity is focus of new research paper

Researchers examined the resurrection of TrackTown USA identity through personal interviews, track meets, and media accounts. They found that community engagement, sustained pattern of events, and authentic outcomes forged the distinctiveness of TrackTown, with a key role played by UO coach Bill Bowerman.

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.