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Science News Archive September 2010


Page 11 of 27

How safe is your swipe?

Tel Aviv University researchers Prof. Avishai Wool and Yossi Oren have developed a method for extracting more information from secure chips using modern cryptology methods and constraint programming. By analyzing power fluctuations, they can block out 'noise' and deliver accurate analysis of chip secret contents.

Low-calorie cheesecake? Why we have trouble estimating calories

A new study published in the Journal of Consumer Research found that the order in which food items are considered affects people's calorie estimates. Researchers discovered that switching the order can significantly alter perceived calorie content, even when foods are dissimilar.

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.

Windborne dust on high peaks dampens Colorado River runoff

Research published in PNAS reveals that windborne dust on high peaks in the Colorado River Basin reduces snow cover duration and increases runoff, leading to a 5% annual loss of water. This decrease in runoff affects water management, as peak flows occur earlier and are more compressed.

NASA satellites and aircraft studied Hurricane Karl before it faded

NASA satellites and aircraft gathered crucial data on Hurricane Karl's maximum sustained winds of 115 mph as it moved into Mexico's rugged terrain. The storm caused widespread flooding and evacuations, resulting in over 40,000 people being evacuated and eight reported missing.

Secrets of birds' sexual signals revealed

Researchers discovered that barred patterns on birds' feathers play a crucial role in sexual signaling, particularly on the front of males during face-to-face interactions. The study, published in Journal of Evolutionary Biology, provides insight into bird communication and evolution.

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.

New driver of T cell leukemia growth

Researchers found that TAL1 promotes the expression of NKX3.1 in T cell acute lymphoblastic leukemia cells, driving their growth and proliferation. Eliminating NKX3.1 halted the growth of these cancerous cells in culture and after injection into mice.

Could 2 simple pills help prevent bowel cancer?

A new trial aims to determine if taking daily doses of a fish oil extract and aspirin can shrink existing polyps and prevent new ones from forming in the bowel. If successful, this treatment could reduce the need for frequent colonoscopies in patients at risk of developing bowel cancer.

Preserving nerve cells in motor neuron disease

A team of researchers identified a way to preserve nerve cells in motor neuron disease by preventing symptom onset, weight loss, and paralysis. This discovery provides a new avenue for the development of therapeutics for ALS and other motor neuron diseases.

Introducing 'Champagne,' new disease-resistant fig

The Louisiana State University Agricultural Center has developed a new disease-resistant fig named 'Champagne', which outperforms other varieties in terms of fruiting characteristics. The fig produces distinctive yellow and gold-colored fruit and is resistant to defoliation caused by fig leaf rust and leaf spot.

Apple iPhone 17 Pro

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

Learning how consumers value products

A new study by University of Maryland and Georgetown University researchers found that suggesting consumers will use a product frequently can reduce their interest in buying it. The study suggests that ads or customer reviews highlighting low usage frequency can backfire if consumers believe they won't be able to keep up with others.

Swallowing disc batteries can cause severe injury in children

Disc battery ingestions by children can lead to severe esophageal damage, including tissue death, burns, and perforation. The study of 10 pediatric patients who underwent endoscopic retrieval found a high index of suspicion necessary to avoid life-threatening sequelae.

Seasonal flu vaccine lowers risk of first heart attack

The seasonal flu vaccine has been shown to lower the risk of first heart attack in adults, with a 19% reduction found in the study. Early vaccination for influenza between September and mid-November was associated with an even higher 21% reduction.

Embargoed news from Annals of Internal Medicine

The American College of Physicians has announced that current stool DNA tests are not effective or cost-effective for colorectal cancer screening. Additionally, researchers have found that using proton pump inhibitors and clopidogrel together does not increase risk for adverse cardiovascular outcomes after a first heart attack. In anot...

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.

Too much TV, video and computer can make teens fatter

A five-year study found that teenagers who increased their screen time had the greatest increases in percent body fat, while those who decreased their screen time had the lowest gains. The study suggests that public health strategies to reduce overall screen time among youth could be beneficial.

Returning troops face both physical and mental challenges

A new study highlights the excess burden of medical conditions on top of post-traumatic stress disorder (PTSD) in returning US soldiers. Women with PTSD suffer from more medical conditions than men, with a median value of 7 conditions compared to 4.5 in women without mental health issues.

Santa Fe homeowners weigh in on landscape preferences

According to a recent study by New Mexico State University, Santa Fe residents prefer high desert plants in their landscapes due to their ability to conserve water. The survey found that nearly all respondents would adopt these plants for front yard landscaping and were satisfied with their existing desert plant choices.

Celestron NexStar 8SE Computerized Telescope

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

Marine scientists unveil the mystery of life on undersea mountains

Research reveals that seamounts have comparable levels of diversity and endemism to continental margins, but their ecological communities are distinct in structure and higher in biomass. Seamount ecosystems are highly vulnerable to disturbance by bottom trawling and require decades for recovery.

Nano antenna concentrates light

Researchers at Rice University have developed a nano antenna that can concentrate light by a factor of 1,000. By measuring the electrical current flowing between two gold tips separated by a nanoscale gap, they were able to determine the amplification of light intensity in the gap.

UTHealth student wins microbiology research fellowship

Jennifer Abrams, a UTHealth graduate student, has been awarded a three-year fellowship to investigate molecular causes of protein misfolding diseases. Her research aims to understand how cells deal with early stages of these diseases, potentially leading to interventions.

Climate change: Can geoengineering satisfy everyone?

A new study by University of Bristol researchers reveals that geoengineering would have varying impacts globally. Regions like the USA and Australia become drier with increasing strength, while others like Australia become wetter.

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.

Pollution takes its toll on the heart

A new study by Long Island Jewish Medical Center and The Feinstein Institute for Medical Research found that fine particles of pollution can increase the risk of sudden cardiac arrest. For every 10ug/m3 rise in small particle air pollution, there was a four-to-ten percent increase in out-of-hospital cardiac arrests.

Seagulls harbor antibiotic resistant bacteria

A recent study published in Proteome Science found that one in ten seagull droppings contain 'superbug' bacteria resistant to Vancomycin. The researchers used a novel technique called proteomics to detect bacterial proteins connected to antibiotic resistance, providing new targets for antimicrobial agents and potential biomarkers.

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.

NASA study shows desert dust cuts Colorado River flow

A new NASA study shows that increased dust in the Colorado River basin is causing snowmelt to occur earlier, reducing runoff and available water downstream. This results in a 35-billion cubic feet annual loss of water, enough to supply Los Angeles for 18 months.

Learning from lizards

Researchers from Northwestern University and the University of Illinois created a square polymer stamp with pyramid-shaped tips to mimic geckos' micro- and nano-filaments. This allows for varying adhesion strength, enabling the transfer and printing of electronics on complex surfaces.

Farm, forest lands being protected -- but not always for farming or forestry

A new study suggests Oregon's land use planning program has largely protected farm and forest operations while promoting scenic views, water quality, and environmental amenities. However, it has also enabled the growth of 'hobby farms' that may not prioritize agricultural production, but still contribute to rural beauty and job creation.

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.

Magnetic attraction for fish, crabs?

Researchers are studying whether electromagnetic fields from marine power devices affect the behavior of various aquatic animals, including fish and invertebrates. The study uses specially designed coils to create a magnetic field similar to those produced by ocean waves, tides, currents, and rivers.

Nanocatalyst is a gas

A new catalyst formula, developed by Rice Professor Michael Wong and his team, can improve the efficiency of gasoline production and make it better for the environment. The catalyst turns straight-line molecules into branched n-pentane, resulting in a higher-octane gasoline.

Elderly might not benefit from TB vaccines in development

Recent research suggests that some TB vaccines under study may not be effective in older people, as the molecule responsible for immune response activation remains relatively inactive. The study's findings highlight the need for a new approach to vaccine development to ensure protection against tuberculosis for the elderly.

How to control massive bleeding from the hepatic artery

Researchers developed a new interventional technique using stent-grafts to control massive bleeding from the hepatic artery after pancreaticoduodenectomy, demonstrating lower mortality rates than conventional surgical intervention. The procedure is considered a valuable alternative for patients with non-portal vein anatomy.

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.

Meta Quest 3 512GB

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

Psychological pain of Holocaust still haunts survivors

Decades of research reveals that Holocaust survivors exhibit cognitive functioning and physical health similar to non-survivors, yet experience significant psychological pain, post-traumatic stress, and psychopathological symptoms. Living in Israel may serve as a protective factor for improved psychological well-being.

Cholesterol drug may have role in treating prostate cancer

Researchers at St. Michael's Hospital discovered that the cholesterol-lowering drug Crestor suppressed human prostate cancer cells grown in mice. This pre-clinical evidence suggests statins could be an effective treatment for prostate cancer, potentially offering a safer alternative to existing therapies.

MARC Travel Awards announced for the 2010 SACNAS Annual Meeting

The FASEB MARC Program has announced travel awards for 22 recipients, including students and faculty mentors, to promote diversity in biomedical research. The awards total $31,250 and aim to increase underrepresented minorities engaged in biomedical research.

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.

Delay in performing appendectomy not associated with adverse outcomes

A study of 32,782 patients found that delays in performing appendectomies for acute appendicitis did not significantly affect 30-day outcomes. Patients who waited longer for surgery experienced slightly longer operations and hospital stays but these differences were clinically insignificant.

Kids and diabetes risk: Do chromosomes hold new clues?

Research led by Nancy F. Butte and funded by the US Department of Agriculture identifies new genetic biomarkers that may predict type 2 diabetes in children. The study fine-tunes a region on chromosome 13 associated with fasting blood sugar levels, shedding light on predisposition to the disease.

Earth's highest coastal mountain on the move

The research team analyzed rock samples to reveal the mountain's 2,200-kilometer journey from Peru to its modern position on the Caribbean coast. The findings link the mountain's foundation to other old massifs in the Americas.

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.

For neurons to work as a team, it helps to have a beat

Neuroscientists found that cortical rhythms can effectively rally groups of neurons in widely dispersed regions of the brain to engage in coordinated activity. The study used data from four macaque monkeys and showed that the timing of electrical spikes was synchronized with brain rhythms occurring in distinct frequency bands.

MARC Travel Awards announced for the 2010 Society for Leukocyte Biology Meeting

The FASEB MARC Program has awarded $18,500 to Ashley S. Triplett from the University of Louisville for participation at the 2010 SLB Meeting, aiming to increase underrepresented minorities in biomedical research. The program, funded by the National Institute of General Medical Sciences, supports young scientists and postdoctorates.

Buyer backlash: Why do slogans about saving money increase spending?

A new study reveals that people spend more when exposed to brands associated with saving money, but less when exposed to their slogans. The researchers found that participants who saw the Walmart slogan 'Save money. Live better.' were willing to spend $184 on average, compared to $94 for those who saw the brand name alone.

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.