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Science News Archive 2011


Page 118 of 311

Kidney drugs hampered by high blood phosphate

Chronic kidney disease patients with high blood phosphate levels may be at risk of progressing to kidney failure faster. Lowering phosphate levels could help optimize the effectiveness of important kidney medications like ramipril.

Research examines the black-and-white issues surrounding executions in the South

A University of Cincinnati study reveals that racial tensions played a significant role in Southern executions, with black audiences using these events as sites of resistance to oppression. The research found that white reporters portrayed the executions as 'just' and downplayed the conflict they sparked among black communities.

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.

Strengthening fragile immune memories to fight chronic infections

Memory T cells that initially developed against a virus upon first encounter can be lost during chronic infections, making it challenging for vaccine development. Researchers at the Emory Vaccine Center have identified a molecule called 2B4 on memory cells that slows them down during chronic infections.

Embryo development obeys the laws of hydrodynamics

A study published in the European Physical Journal B demonstrates that embryo development follows hydrodynamic principles, where cells flow like a fluid, resulting in the formation of the head. This challenges previous theories suggesting chemical gradients drive cell movement, providing new insights for regenerative medicine.

Apple iPhone 17 Pro

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

The first kangaroo genome sequence

The tammar wallaby genome sequence provides valuable information on the evolution of mammalian reproduction, development, and fascinating biological characteristics. Researchers discovered genes responsible for the kangaroo's characteristic hop, excellent sense of smell, and antibiotics in mother's milk to protect newborns from harm.

Fishing games gone wrong

Researchers found that microtubules, which act like 'fishing lines,' often incorrectly hook onto chromosomes, resulting in 90% of chromosomes getting connected in the wrong way. This error-prone process can lead to female infertility and miscarriages due to incorrect chromosome separation.

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.

Harnessing the power of plants

A Kansas State University research team is conducting a three-year study to improve the genetic groundwork for turning sorghum into biofuel. The team aims to increase biomass yield by analyzing sorghum's genetic diversity and developing predictive models to optimize crop improvement.

Penn molecular scientists develop color-changing stress sensor

Researchers at the University of Pennsylvania have developed a color-changing stress sensor using polymersomes and porphyrins, allowing for early detection of system failures. The technology has the potential to monitor drug delivery and track stress in cellular membranes.

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.

Biomedical research gets its head into cloud computing

TRIAD simplifies biomedical research by aggregating and analyzing rare data, reducing time spent on data translation. The platform is adopted by multiple institutions worldwide, including the National Cancer Institute, for groundbreaking projects like CLL Research Consortium.

Emergency workers will respond

Researchers found that role abandonment by first responders is unlikely if organizations are proactive in protecting their employees. The study suggests that employers should reach out to families and provide support and resources for spouses to alleviate role strain. Additionally, education on disaster threats and personal protective ...

Lung function declines as chest deformity deepens

A national study of 327 patients published in the Journal of Pediatrics found that lung function declines as chest deformity deepens. The more severe the deformity, the more lung function was compromised, primarily due to lung restriction rather than airway obstruction.

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.

University of Missouri completes first drought simulator

Researchers at the University of Missouri College of Agriculture have completed two drought simulators designed to mimic real-world conditions. The simulators, measuring 50 feet by 100 feet, will enable in-depth testing under varying environmental conditions and improve food security for farmers.

Research improving health care

The Canadian Institutes of Health Research has funded 25 policy-relevant research projects across six provinces to strengthen Canada's healthcare system. These projects will enable meaningful collaborations between researchers and decision makers to address health system challenges.

Four-year-olds know that being right is not enough

A new study found that four-year-olds can differentiate between individuals who provide accurate information due to independent knowledge and those who rely on external help. This skill allows children to seek out trustworthy sources, enabling more effective learning.

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.

Are those liquids explosive?

Researchers developed a method to analyze confiscated indoor fireworks using four techniques, revealing hazardous substances like methanol and boric acid. The technique can be performed with mobile devices and provides conclusive scientific tests on the nature of these liquids.

New 'bionic' leg gives amputees a natural gait

Researchers at Vanderbilt University have developed a groundbreaking lower-limb prosthetic that enables amputees to walk with a natural gait, thanks to its powered knee and ankle joints. The device has been shown to reduce energy consumption by 30% and enable users to walk 25% faster on level surfaces.

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.

Molecular meet and greet

Structural elements in cells organize the motion of receptors, enabling them to receive signals from other parts of the organism. This discovery could have profound implications for drug development and treating diseases like cancer.

B chromosomes affect sex determination in cichlid fishes

Researchers discovered B chromosomes causing female-biased sex-ratios in a species of cichlid fish from Lake Victoria. The study also identified multiple protein-coding genes in the B chromosomes, suggesting their role in sex determination.

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.

Researchers investigate muscle-building effect of protein beverages for athletes

Researchers investigated the muscle-building effect of protein beverages on athletes. Consuming high-quality protein drinks immediately after exercise increased muscle protein synthesis by 33% compared to periodic smaller doses. The essential amino acid leucine plays a crucial role in stimulating muscle growth during recovery.

A quick way to grade grasses for ethanol yields

A team of USDA researchers developed a method to estimate the ethanol potential of switchgrass using near-infrared sensing, which can predict actual and maximum ethanol yields. This technology has the potential to reduce costs by $5 per sample, making it more accessible for bioenergy production.

AGU journal highlights -- Aug. 18

Research highlights a significant increase in European storm frequency and strength since the late 19th century. However, Martian soil samples show moderate oxidation-reduction potential, suggesting that while oxidizing compounds may be present, life could still thrive.

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.

Public radio exposes injustice

In Malawi, public radio has become an unlikely platform for ordinary people to air their grievances about abuse and corruption. The Nkhani Zam'maboma programme features contributions by villagers, highlighting local development success stories that often reveal complaints about leaders' behaviour. This approach highlights the complexit...

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.

NIH Blueprint empowers drug development for nervous system disorders

The NIH Blueprint empowers researchers to develop new treatments for neurological disorders, such as vision loss, neurodegenerative disease, and depression. Seven research teams have received funding to explore promising strategies for creating faster and more effective antidepressants.

Major advanced cancer study to be led by Uppsala University

Researchers will analyze tumor samples from 100 patients with large intestine cancer or chronic lymphatic leukemia before and after drug treatment. The goal is to identify genetic mutations that contribute to treatment resistance, enabling the development of more effective cancer therapies.

Research finds Greenland glacier melting faster than expected

A team of researchers has found that Greenland's Mittivakkat Glacier is melting at an unprecedented rate, with two consecutive record losses in mass observations for 2010 and 2011. The findings suggest that the glacier's mass balance has been negatively affected by higher surface temperatures and low precipitation.

Battling job barriers with a tube of lipstick

Women in urban Ecuador turn to direct sales as an alternative to low-paying jobs due to gender discrimination and caregiving responsibilities. Adjustable hours and demand for products make it a viable option.

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.

Valley Presbyterian Hospital wins grant for breastfeeding support

Valley Presbyterian Hospital will receive a $500,000 grant to implement policies and procedures promoting exclusive breastfeeding among new mothers. The three-year initiative aims to enhance the hospital's ability to provide intensive training, new procedures, and postnatal support to encourage more mothers to rely on breast milk.

Football analysis leads to advance in artificial intelligence

Researchers at Oregon State University have developed a new system that combines computer vision, machine learning, and automated planning to improve operations in various industries. The system is based on analyzing football plays and can be applied to tasks such as factory efficiency, airport operation, and nursing care.

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.

Cancer stem cells made, not born

Researchers at the Broad Institute and Whitehead Institute found that cancer cells can interconvert between different types, existing in phenotypic 'states' that can change over time. This decentralized model challenges the traditional view of cancer stem cells as a hierarchical society.

Message to gay soldiers: It's your army too

A new study from Tel Aviv University finds that LGB soldiers in the US military experience high levels of verbal, physical, and sexual abuse despite official support. The researcher suggests that mandatory sensitivity training is essential to address this issue and create a more inclusive environment.

3 waves of evolutionary innovation shaped diversity of vertebrates

Researchers identified three periods of evolutionary innovation in gene regulation that increased in frequency during different periods in vertebrate evolution. These innovations affected genes involved in embryonic development, cell-to-cell communication, and signaling pathways.

Fluke 87V Industrial Digital Multimeter

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

The future of inks, paints and coatings takes shape

The research found that elongated particles behave differently due to surface tension, leading to a uniform coating. The discovery could translate into new formulations for product coatings or better inks and paints.

Cholesterial drugs can reduce the risk of stroke, but aren't for everyone

Research suggests that statin cholesterol-lowering medications can lower stroke risk in patients with ischemic strokes. However, patients with hemorrhagic strokes or certain high-risk profiles may not benefit from statins. Further research is needed to understand the optimal use of statins in these cases.

UT leads charge to smart grid with NSF-DOE award

The University of Tennessee, Knoxville, has been awarded a five-year, $18 million grant to lead the development of ultra-wide-area resilient electric energy transmission networks. The center aims to create a smart grid system that operates efficiently and reliably over long distances.

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.

Maternal fat has negative impact on embryo development

Research found that embryos exposed to high levels of saturated fatty acids have fewer cells, altered gene expression, and impaired metabolic activity. This study suggests a link between maternal obesity and diabetes and reduced fertility, highlighting the importance of pre-pregnancy health for successful conception.