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Science News Archive 2008


Page 23 of 240

Yale researchers enlist a new recruit in battle of the bulge

Researchers at Yale University have identified a naturally occurring molecule called NAPEs that can help regulate appetite and reduce food intake in rats and mice. The study found that NAPEs injections led to weight loss and reduced activity of hunger neurons in the brain.

Fear of hypoglycemia a barrier to exercise for type 1 diabetics

A recent study published in Diabetes Care highlights the significant barriers faced by type 1 diabetics when it comes to engaging in physical activity. The researchers found that those with a greater fear of hypoglycemia were also more likely to have poorer diabetes control, emphasizing the need for targeted education and support.

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.

Arthritis research shows better management more important than new drugs

A recent study published in Arthritis Research & Therapy found that more effective use of existing arthritis treatments is crucial for achieving better patient outcomes. The research, led by Isidoro González-Alvaro, suggests that disease activity and disability have improved independently of new therapies.

Apple iPhone 17 Pro

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

Kidney function discovery sheds light on genetic complexity of disease

Researchers discovered a greater level of genetic complexity for diseases than thought, focusing on iminoglycinuria and hyperglycinuria disorders. The study found that up to four different pumps in the kidney determine the disorder's occurrence, suggesting a need for integrated complex genetic information.

Fluke 87V Industrial Digital Multimeter

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

Agent-based computer models could anticipate future economic crisis

Researchers at Argonne National Laboratory have created new agent-based models to better understand market behavior and predict potential economic catastrophes. These models use information from surveys and simulations to forecast how individual actors in a market make decisions, allowing policymakers to anticipate and avoid meltdowns.

Making the ultimate family sacrifice

Researchers found that genetically similar strains of Dictyostelium discoideum mix and cooperate during colony formation, contradicting earlier assumptions. The study's findings suggest specific genes produce sticky adhesives to secure partner connections.

Prejudice affects perception of ethnic minority faces

A recent study found that prejudice influences people's perceptions of what ethnic minority faces look like, with prejudiced individuals viewing certain faces as more criminal-looking. The research suggests that this bias may serve as a stereotype-maintaining device.

Meta Quest 3 512GB

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

Lightheadedness at the dentist could prove serious

Vasovagal syncope is a common emergency situation in dental offices, characterized by loss of consciousness and muscle tone. Patients experiencing symptoms such as dizziness, lightheadedness, or pain may have an underlying cause that can lead to a life-threatening situation.

Also in the Nov. 25 JNCI

Researchers analyzed data from 13 prospective studies involving over half a million participants and found no link between fat, protein, or meat intake and kidney cancer. The study's findings suggest that the cause of increasing kidney cancer incidence worldwide remains unclear.

Jupiter's rocky core bigger and icier, according to new simulation

A new simulation by UC Berkeley geophysicist Burkhard Militzer predicts Jupiter's rocky core is 14-18 times Earth's mass, surrounded by layers of metals, rocks, and icy materials. The result challenges previous models and provides a more precise physical description of Jupiter's interior.

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.

Largest virtual telescope for short wavelengths opened

The Extended Submillimeter Array (eSMA) enables the study of the formation of new stars and planets using submillimetre light. Post-doc Sandrine Bottinelli used the telescope to determine the ratio of atomic to molecular carbon in an extremely distant galaxy.

Saying 'cheese' for more effective border security

Researchers at NIST found that adjusting camera settings, using traditional cameras, and graphical overlays can significantly improve facial image quality. These steps can be easily implemented with existing facial recognition technology.

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.

Bright idea illuminates LED standards

A new, economical method allows LED manufacturers to obtain accurate measurements of LED brightness and color, enabling reproducible and comparable results. The method takes into account the temperature of the semiconductor chip inside the LED.

How to improve email communication

Researchers found that people can cultivate effective online communication strategies by using emoticons, subject lines, and signatures to convey tone and context. Common devices used include capital letters, quotations, emoticons, and punctuation to indicate sarcasm or enthusiasm.

Sweet molecule could lead us to alien life

Researchers discovered glycolaldehyde, a basic sugar molecule, towards a star-forming region where habitable planets may exist. The detection suggests that the production of this key ingredient for life could be common throughout the galaxy.

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.

Time single working moms spend with kids surprises researchers

Researchers found that single mothers provide 83-90% of child-rearing time as married counterparts, but with quality time compromised due to limited resources. The study suggests public policy should focus on resources and educational opportunities for mothers, regardless of marital status.

UT Southwestern researchers find clue to safer obesity drugs

Researchers at UT Southwestern Medical Center have identified a brain circuit that suppresses appetite and induces weight loss. The study found that blocking serotonin receptors in specific neurons can normalize abnormal metabolism and prevent obesity-related disorders.

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.

December 2008 Geology and GSA Today media highlights

The article discusses recent geological findings, including rapid exhumation of ice-covered rocks in Southeast Alaska, a 9-degree warming in Greenland 14,700 years ago, and the onset of biomineralization in skeletal metazoans. It also presents a newly recognized eastern extension of the Nile deep-sea fan.

Meteorite hits on Earth: There may be a recount

A researcher has discovered a tool that can reveal hundreds of hidden meteorite craters using aerial forest surveys. The technology was tested on a crater near Whitecourt, Alberta, and shows great potential for finding more undiscovered sites globally.

Tiny protein provokes healthy bonding between cells

A team of researchers found that a tiny protein called alpha-catenin is essential for forming strong bonds between cells. Cancer cells with dysfunctional alpha-catenin can break free and spread the disease, but scientists may be able to develop therapies to repair or replace this protein and prevent cancer's progression.

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.

Physicists receive patent for improved cancer therapy device

The new device would deliver more precise and less costly proton radiation to cancerous tumors with minimal damage to surrounding healthy tissue. The Brookhaven scientists are seeking industrial partners to license and commercialize the technology.

Disclosure of medication can save a patient's life

A study published in the Academy of General Dentistry reveals that stopping antiplatelet medications before dental procedures increases the risk of permanent disability or death. Dentists can help patients by discussing treatment risks and benefits with their physicians.

Inhaled corticosteroids raise pneumonia risk for lung disease sufferers

Researchers found that inhaled corticosteroid drugs increase the risk of pneumonia by a full third in people with chronic obstructive pulmonary disease (COPD). The study suggests that the treatment may be more harmful and pose a greater risk to some individuals, particularly those with weakened immune systems.

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.

Climate change wiped out cave bears 13 millennia earlier than thought

Scientists have revised the timeline of cave bear extinction, dating it back 27,800 years. The new findings suggest a link between climate change and food supply loss, leading to the demise of these massive mammals. Researchers found no evidence of human involvement in their disappearance.

Major teaching and learning research program draws conclusions

The Teaching and Learning Research Programme (TLRP) has drawn conclusions after nine years of investigations across all sectors of education. Key findings include the importance of genuine engagement, developing skills to become autonomous learners, and the positive impact of group work on pupil performance.

Life is a highway: Study confirms cars have personality

Researchers found that people see human facial features in car front ends and attribute personality traits to them, similar to how humans perceive facial expressions. The study also linked perception of cars to their physical structure, enabling the creation of a car with specific characteristics.

Heart pumps: High cost, high mortality in an emerging technology

A study at Duke University Medical Center found that ventricular assist devices (VADs) have high hospital costs and high early death rates among Medicare recipients. The study analyzed data on nearly 3,000 patients who received a VAD between 2000 and 2006, finding that only half were alive one year later.

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.

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.

Drink brewed tea to avoid tooth erosion

A study published in the Academy of General Dentistry journal found that brewed tea has a lower erosive effect on teeth compared to soft drinks and acidic juices. The study suggests that drinking brewed tea can help prevent tooth erosion, which can wear away the enamel and lead to irreversible damage.

Are there careers in mathematics outside of academia?

The Society for Industrial and Applied Mathematics (SIAM) has published a brochure on applied mathematics and computational science careers outside of academia. The brochure answers questions about career opportunities and features profiles of professionals at top companies like Google, IBM, and NSA. It aims to increase interest in mat...

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.

Research-based undergraduate course expands beyond Washington University

The Genomics Education Partnership (GEP) has expanded its research-based undergraduate course beyond Washington University, reaching students at historically black and Hispanic-serving institutions. Students work with in silico tools to analyze DNA sequence data, improving their understanding of genomics and its applications.

NIST 'stress tests' probe nanoscale strains in materials

Researchers at NIST have demonstrated a way to measure low levels of stress in semiconductor devices as small as 10 nanometers across. By combining two techniques - electron back scattered diffraction and confocal Raman microscopy - they resolved the long-standing disagreement between two widely used methods of stress measurement.

Synthetic virus supports a bat origin for SARS

Researchers have generated a synthetic SARS-like bat coronavirus that is infectious in cultured cells and mice, identifying pathways by which a bat coronavirus may have adapted to infect humans. The findings provide a model approach for rapid identification, analysis, and public health responses to future natural or intentional virus e...

Improvement seen regarding disparities for liver transplantation

A recent study found that racial disparities in liver transplantation have decreased since the introduction of the Model for End-Stage Liver Disease (MELD) score system. In contrast, sex-based disparities persist, with women being less likely to receive a liver transplant within three years of listing.

Celestron NexStar 8SE Computerized Telescope

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

Do you know you're having a stroke?

A Mayo Clinic study found that most stroke patients do not identify their symptoms correctly, leading to delayed medical attention. The delay can result in further damage and reduced recovery outcomes.