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Science News for May 5, 2010


New York City security may be underfunded

A study by Northwestern University suggests that New York City received less Homeland Security funding than optimal in 2009, translating to a potential net increase of $15 million to $92 million. The researchers analyzed budgets for five fiscal years and found Chicago underfunded while Los Angeles overfunded.

SourceNorthwestern University·DateMay 5, 2010

Egyptian blue found in Romanesque altarpiece

A team of Catalan scientists found remains of Egyptian blue in a 12th-century Romanesque church's altarpiece, challenging the understanding that this pigment fell out of use after the Western Roman Empire. The pigment's presence has sparked debate about its possible origin and transportation during Medieval times.

SourceSpanish Foundation for Science and Technology·JournalArchaeometry·DateMay 5, 2010
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.

Fishing for peace at TEDxTelAviv

A group of Tel Aviv University graduate students proposes a 'business net' project to connect Gaza with the international business community, promoting peace and prosperity. The project aims to develop a thriving industrial park in Gaza, providing a healthy protein supply and connecting the region to foreign investment.

SourceAmerican Friends of Tel Aviv University·DateMay 5, 2010

Nausea and speeding heart can be signs of flu in pregnant women

A study found that pregnant women with flu often experience symptoms like nausea and a rapid heartbeat. Early diagnosis and treatment are crucial to prevent complications, according to the UT Southwestern Medical Center researchers.

SourceUT Southwestern Medical Center·JournalObstetrics and Gynecology·DateMay 5, 2010

Novel processing technologies developed for extending use of oats in gluten-free diet

Researchers developed novel processing technologies to improve oat-based foods, focusing on wholegrain flours and specific varieties for better bread quality. These technologies enhance the nutritional attributes of oats, particularly fiber and beta-glucan content, while also addressing visco-elastic properties and starch gelatinization.

SourceVTT Technical Research Centre of Finland·DateMay 5, 2010

A new way to use herbicides: To sterilize, not kill weeds

A new study suggests using herbicides to sterilize weedy grasses instead of killing them may be a more economical and environmentally sound strategy. Growth regulator herbicides, when applied at the right growth stage, can reduce weed seed production without harming desirable perennial grasses.

SourceUnited States Department of Agriculture - Research, Education and Economics·JournalInvasive Plant Science and Management·DateMay 5, 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.

Rye and barley products facilitate blood glucose and appetite regulation

Research suggests that whole grain barley products and rye foods can facilitate glycaemic regulation through gut fermentation, leading to improved insulin sensitivity and reduced blood glucose levels. Additionally, these products may promote feelings of satiety and lower voluntary energy intake.

SourceVTT Technical Research Centre of Finland·DateMay 5, 2010

Linnaeus 2.0: First E-publication of new plant species

The article describes the publication of four new Neotropical plant species in the genus Solanum, governed by the International Code of Botanical Nomenclature (ICBN). Dr. Sandra Knapp, a leading plant taxonomist, separates the printing process from the publisher, enabling online-only publication while complying with ICBN rules.

SourcePLOS·JournalPLOS ONE·DateMay 5, 2010

First course of veggies may appeal to hungry preschoolers

Researchers found that serving carrots as a first course increased broccoli consumption by nearly 50-100% among preschool children. The findings challenge conventional beliefs and provide a simple strategy for parents to promote healthy eating habits in their young children.

SourcePenn State·JournalAmerican Journal of Clinical Nutrition·DateMay 5, 2010
Apple iPhone 17 Pro

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

Brain may use clot-busting drug naturally as protection against stroke

Scientists discovered that brain tissue produces a natural form of the clot-busting drug tPA, which acts as a neuroprotectant and may prevent strokes. The finding suggests a potential new approach to preventing ischemic stroke by prolonging the effects of naturally produced tPA.

SourceEmory Health Sciences·JournalJournal of Clinical Investigation·DateMay 5, 2010

First X-ray laser's early success brings approval for next-phase facility

The US Department of Energy has granted approval for the second X-ray laser facility at SLAC National Accelerator Laboratory, building on the success of the first hard X-ray laser. The new facility will provide improved control over the X-ray beam and enable multiple research groups to work simultaneously.

SourceDOE/SLAC National Accelerator Laboratory·DateMay 5, 2010

The HEALTHGRAIN Forum will work for cereal foods and health

The HEALTHGRAIN Forum aims to promote science-based concepts for healthy cereal production, aiming to reduce healthcare costs and provide added value for companies. The new platform will facilitate knowledge sharing between academia, industry, and public bodies.

SourceVTT Technical Research Centre of Finland·DateMay 5, 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.

Toward simplifying treatment of a serious eye infection

Researchers have created a two-in-one formula combining an antibiotic and anti-inflammatory drug, delivered via nano-sized particles that extend medication duration. This development holds promise for easier treatment of bacterial keratitis, potentially reducing hospitalization rates.

SourceAmerican Chemical Society·JournalMolecular Pharmaceutics·DateMay 5, 2010

Atrazine is the main weapon against weeds in sweet corn, with few alternatives

Atrazine is the single most widely used herbicide in sweet corn, accounting for only 9% of total weed management costs. The study found that phasing out atrazine would burden growers with particularly weedy fields and early season crop production.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalWeed Technology·DateMay 5, 2010
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.

Blinking neurons give thoughts away

Researchers successfully used a specialized fluorescent protein to visualize electrical activity in living mice, allowing them to study brain function and behavior in real-time. The 'cameleon' protein enables measurement of action potentials without electrodes, providing insights into neural networks and brain circuitry.

SourceMax-Planck-Gesellschaft·JournalFrontiers in Neural Circuits·DateMay 5, 2010

Gymnastic training improves bone health in girls

A new study published in the Journal of Clinical Endocrinology & Metabolism found that long-term elite rhythmic gymnastics significantly improves bone health in adolescent girls. The research measured volumetric bone density and bone geometry, showing increased cortical thickness and bone strength.

SourceThe Endocrine Society·JournalThe Journal of Clinical Endocrinology & Metabolism·DateMay 5, 2010

Health benefits of wheat can be improved by plant breeding

Researchers have identified genetic markers that can enhance wheat varieties with improved nutritional content, particularly in exotic germplasm. The HEALTHGRAIN project has developed new tools for plant breeders to exploit this variation, leading to the creation of new wheat varieties with enhanced health benefits.

SourceVTT Technical Research Centre of Finland·DateMay 5, 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.

Aseismic slip as a barrier to earthquake propagation

Scientists discovered that aseismic slip in the Nazca tectonic plate can prevent earthquakes from propagating through certain areas. By analyzing GPS data and aftershock patterns, researchers found a 'patchwork' pattern of aseismicity, with some areas always slipping slowly and others rarely experiencing seismic activity.

SourceCalifornia Institute of Technology·JournalNature·DateMay 5, 2010

Sudangrass recommended to combat Canada thistle

Researchers at the University of Illinois have found Sudangrass to be an effective solution for controlling Canada thistle, with a 95% control rate in test plots. The smother crop can be mowed and left as a surface mulch or grazed, making it suitable for both organic and conventional farmers.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalWeed Technology·DateMay 5, 2010

Bone-marrow stem cells in MS show promise

A small trial of bone marrow stem cell therapy in patients with MS found the procedure to be well-tolerated and suggested potential benefits. The study's results, published in Clinical Pharmacology and Therapeutics, provide a promising lead for further research into this emerging treatment option.

SourceUniversity of Bristol·DateMay 5, 2010

Prescription drug could boost effects of vaccines for HIV and other diseases

A prescription drug, imiquimod, has been found to boost the effectiveness of future vaccines for bacterial and viral diseases like HIV and hepatitis C. Scientists have coated imiquimod with dextran-based microparticles, significantly increasing the efficiency of cellular uptake by immune cells.

SourceAmerican Chemical Society·JournalMolecular Pharmaceutics·DateMay 5, 2010
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.

Study finds everolimus-eluting stent safer, more effective than paclitaxel-eluting stent

The study found that everolimus-eluting stents demonstrated enhanced safety and efficacy compared to paclitaxel-eluting stents in treating de novo native coronary artery lesions. The trial showed a significant reduction in target-lesion failure and ischemia-driven TLR rates with the use of everolimus-eluting stents.

SourceCardiovascular Research Foundation·JournalNew England Journal of Medicine·DateMay 5, 2010

Epidemic this year? Check the lake's shape

Research by Indiana University scientists reveals that lake shape is a powerful factor controlling fungal disease epidemics. U-shaped lakes are more prone to epidemics due to the presence of Chaoborus, an invertebrate predator that spreads spores and catalyzes epidemics.

SourceIndiana University·JournalBioScience·DateMay 5, 2010

High-pressure jobs boost young women's heart disease risk

A large study of female nurses found that high-pressure jobs boost young women's risk of ischemic heart disease. Nurses who experienced work pressures were 25-60% more likely to develop heart disease, depending on the level of pressure.

SourceBMJ Group·JournalOccupational and Environmental Medicine·DateMay 5, 2010
Fluke 87V Industrial Digital Multimeter

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

Designed biomaterials mimicking biology

Engineered proteins mimic titin, a key muscle protein, to create a tough yet extensible scaffold for muscle regeneration. The biodegradable biomaterial could aid in the healing process by allowing new tissue to grow across injuries.

SourceVirginia Tech·JournalNature·DateMay 5, 2010

Stream water study detects thawing permafrost

Researchers detected significant changes in chemical tracers in stream water, indicating increased thaw depth of permafrost. The study suggests that coastal erosion and greenhouse gas releases are likely outcomes of thawing permafrost.

SourceUniversity of Michigan·JournalChemical Geology·DateMay 5, 2010

Benefits matter in agriculture job displacement

A North Carolina State University study finds that agricultural workers in states requiring unemployment insurance spend 4.6 weeks fewer unemployed than those without insurance, earning 9% less upon re-hiring. Workers with access to benefits can find better-paying jobs.

SourceNorth Carolina State University·JournalAmerican Journal of Agricultural Economics·DateMay 5, 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.

New study examines use of social media in the classroom

A recent study by Rochester Institute of Technology found that using social media in classrooms has little effect on building student connections and social capital. The research used course management systems and discussion groups to enhance instruction, but results showed no measurable impact on students' social networks.

SourceRochester Institute of Technology·DateMay 5, 2010

Researchers discover genetic link between both types of ALS

A genetic link has been discovered between sporadic and familial forms of amyotrophic lateral sclerosis (ALS), a neurodegenerative disease. The study found that protein FUS forms characteristic inclusions in spinal motor neurons in most ALS cases, suggesting a common pathogenic pathway for motor neuron degeneration.

SourceNorthwestern University·JournalAnnals of Neurology·DateMay 5, 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.

Near misses are like winning to problem gamblers

A study from the University of Cambridge found that problem gamblers' brains react more intensely to near misses than casual gamblers. This reaction is linked to increased activity in brain regions associated with reward and learning, and may contribute to addictive behavior.

SourceUniversity of Cambridge·DateMay 5, 2010

1 sleepless night can induce insulin resistance in healthy people

A new study found that just one night of short sleep duration can cause significant changes in metabolic regulation, leading to impaired glucose tolerance and insulin resistance in healthy individuals. Researchers used the hyperinsulinemic euglycemic clamp method to measure insulin sensitivity before and after a night of either normal ...

SourceThe Endocrine Society·JournalThe Journal of Clinical Endocrinology & Metabolism·DateMay 5, 2010

New insights into the mystery of natural HIV immunity

Researchers have discovered that individuals with a specific HLA B57 gene carry more potent killer T cells, which can recognize and attack HIV-infected cells. This finding may lead to the development of vaccines that provoke a similar response in people without the gene.

SourceMassachusetts Institute of Technology·JournalNature·DateMay 5, 2010

New and improved gluten-free foods developed for patients with celiac disease

Researchers from VTT Technical Research Centre of Finland have developed new, nutritious, and tasty gluten-free breads using novel methods such as enzyme technology and high-pressure processing. The development was part of the HEALTHGRAIN project, which aimed to improve the quality and safety of gluten-free products.

SourceVTT Technical Research Centre of Finland·DateMay 5, 2010

Dietary protein may reduce hip fractures in the elderly

A new study suggests that higher dietary protein intake can lower the risk of hip fractures in elderly individuals. The research, conducted on 946 seniors from the Framingham Osteoporosis Study, found that those consuming more protein had a significantly lower incidence of hip fractures compared to those with lower protein intake.

SourceHebrew SeniorLife Hinda and Arthur Marcus Institute for Aging Research·JournalOsteoporosis International·DateMay 5, 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.

Taking steps to reduce risk of metabolic syndrome

A new study found that daily volume of physical activity, measured by steps/day, is related to positive health outcomes and lower prevalence of MetS. Adults who maintain an active lifestyle by accumulating more steps are likely to have a lower risk of CVD factors.

SourceElsevier Health Sciences·JournalAmerican Journal of Preventive Medicine·DateMay 5, 2010

Fatal assaults 30 times higher among poor Scots than among most affluent

Research reveals a stark social divide in assault-related deaths in Scotland, with the poorest facing a 32-fold increased risk. The study analyzed 1,109 certified deaths due to assault between 1980 and 2005, finding that violence costs the Scottish economy £3 billion annually.

SourceBMJ Group·JournalJournal of Epidemiology and Community Health·DateMay 5, 2010
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.

UH engineers to improve test for cardiovascular disease

Researchers have developed a non-invasive test for cardiovascular disease using VENDYS, a device that monitors finger temperature to measure an individual's risk. The test, which takes 15 minutes, can help identify vascular health issues and provide valuable feedback on progress.

SourceUniversity of Houston·JournalJournal of Biomedical Engineering·DateMay 5, 2010

PMH cancer researchers link ovarian hormone to breast stem cells growth

Researchers at PMH discovered that progesterone alters breast stem cells, a finding with significant implications for breast cancer risk. The study shows how hormones affect breast stem cells during the reproductive cycle, providing a new pathway to understanding cell growth leading to breast cancer.

SourceUniversity Health Network·JournalNature·DateMay 5, 2010

Urgent changes needed to prepare doctors to care for aging America

Leading physician policy experts propose several policy solutions to help the US prepare for an aging adult population. The proposed solutions include increasing funding for geriatrics in medical schools, leveraging Medicare's educational subsidy, and requiring practicing physicians to complete geriatric continuing education credits.

SourceIndiana University School of Medicine·JournalHealth Affairs·DateMay 5, 2010

Discovery of rare genetic mutation could help battle Tourette syndrome

Researchers identified a rare mutation in a gene required for histamine production, which could lead to the development of new treatments for tics and Tourette syndrome. The study found that increasing brain histamine reverses repetitive behaviors similar to human tics.

SourceYale University·JournalNew England Journal of Medicine·DateMay 5, 2010

Roots meshed in waste materials could clean dirty water

A new water treatment system, developed by Penn State researchers, utilizes discarded materials and plant communities to remove pollutants from wastewater. The system has shown to be effective in reducing pollutants by over 90% within three days, making it a promising alternative for conserving global fresh water supplies.

SourcePenn State·DateMay 5, 2010
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.

Combination of direct antivirals may be key to curing hep C

Researchers predict that a combination of drugs targeting three or more mutated strains of the hepatitis C virus is necessary to eradicate the virus. The findings suggest that a new treatment approach involving multiple direct-acting antivirals may be needed, potentially shortening treatment duration and improving cure rates.

SourceUniversity of Illinois Chicago·JournalScience Translational Medicine·DateMay 5, 2010

How dark chocolate may guard against brain injury from stroke

Researchers at Johns Hopkins have discovered that a compound in dark chocolate may protect the brain after a stroke by increasing cellular signals. The study found that mice who ingested epicatechin suffered significantly less brain damage than those who did not.

SourceJohns Hopkins Medicine·JournalJournal of Cerebral Blood Flow & Metabolism·DateMay 5, 2010
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.

Engineering wheat arabinoxylan for new applications

Researchers developed new xylanase enzymes to solubilize and produce short-chain arabinoxylan oligosaccharides (AXOs) from wheat bran. AXOs promote gut health by fermenting into butyric acid, a beneficial compound for intestinal mucosa cells.

SourceVTT Technical Research Centre of Finland·DateMay 5, 2010

Organic farming shows limited benefit to wildlife

New research from the University of Leeds found that organic farming provides only a 12% increase in biodiversity compared to conventional farming, which produces higher yields. The study raises questions about how to balance food production with wildlife protection on agricultural land.

SourceUniversity of Leeds·JournalEcology Letters·DateMay 5, 2010

New inhalable measles vaccine may lead to vaccines for other diseases

The dry powder, inhalable vaccine has been shown to be stable under challenging environmental conditions and is estimated to cost only 26 cents per dose. Phase One clinical trials are set to start in India this summer, followed by Phase Two trials involving a larger number of patients.

SourceUniversity of Colorado at Boulder·DateMay 5, 2010
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.

Research identifies patterns of CD24, a novel biomarker for non-small cell lung carcinomas

A study published in the Journal of Thoracic Oncology found that high expression of CD24 is a negative independent prognostic factor for progression-free and cancer-specific survival in NSCLC. CD24-high expression was also associated with adenocarcinoma histology, higher risk of disease progression, and cancer-related death.

SourceInternational Association for the Study of Lung Cancer·JournalJournal of Thoracic Oncology·DateMay 5, 2010

UBC researchers design new biomaterial that mimics muscle elasticity

UBC researchers have developed a new biomaterial that closely mimics the elasticity of muscle, showcasing high resilience at low strain and toughness at high strain. The material's mechanical properties can be fine-tuned to develop biomaterials with diverse useful properties.

SourceUniversity of British Columbia·JournalNature·DateMay 5, 2010