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Science News Archive 2003 - Page 70


Page 70 of 108

Setting boundaries between work and life helps families thrive

Research by Ellen Kossek found that separating work from family obligations leads to less work and family conflict, allowing for more quality time with family. Establishing boundaries can improve employee happiness and reduce the risk of work taking over personal life.

SourceMichigan State University·DateMay 12, 2003
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.

Epilepsy in developing countries often left untreated

A Chinese study found nearly 50% higher lifetime prevalence of epilepsy and a 30% higher treatment gap than estimated, with 41% of cases never receiving proper treatment. Successful treatment of 60-70% of cases could benefit China's economy.

SourceAmerican Academy of Neurology·JournalNeurology·DateMay 12, 2003

Doctors find patient relationships highlight of profession

A study by Indiana University researchers found that building strong relationships with patients is what brings meaning and fulfillment to a doctor's work. The study highlighted the importance of connection in setting that brings doctors back to their profession despite the challenges of the business of healthcare.

SourceIndiana University·JournalAnnals of Internal Medicine·DateMay 12, 2003

Protein mimetics could lead to more successful coronary bypasses

Researchers have created a protein mimetic that induces relaxation in smooth muscle cells by adding a phosphate group, making it effective for treating conditions like coronary artery disease. The mimetic is promising for promoting blood vessel relaxation and could lead to more successful coronary bypass surgeries.

SourceArizona State University·JournalThe FASEB Journal·DateMay 12, 2003
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.

Gene that controls susceptibility to tuberculosis discovered

Researchers have identified a gene variant, Trl-4, that controls Mycobacterium tuberculosis growth in the lung, which may lead to innovative prevention and treatment strategies. The discovery sheds light on why some infected individuals are able to fight off the infection while others succumb to the disease.

SourceMcGill University·JournalProceedings of the National Academy of Sciences·DateMay 12, 2003

Online classes provide better way to teach global education, researcher says

A recent study by Merryfield found that online classes allow for more interactive and thoughtful discussions, promoting cross-cultural interaction and equal participation among students. Online classes also enable teachers to access diverse perspectives and resources, making them a valuable tool for teaching global education.

SourceOhio State University·DateMay 12, 2003

Should Memphis build for California's earthquakes?

A new study by Northwestern University suggests Memphis should consider California-style earthquake building codes, but experts argue the costs would be too high. The proposed code could cut earthquake damage in half, but would increase construction costs by 10-33% and have significant economic impacts.

SourceNorthwestern University·JournalEos·DateMay 12, 2003

Two genes found to influence anorexia nervosa

Researchers found two genes, HTR1D and OPRD1, associated with anorexia nervosa in the 1p33-36 linkage region. These genes regulate behaviors including eating and anxiety, and individuals carrying specific alleles for developing anorexia nervosa are at increased risk.

SourceMolecular Psychiatry·JournalMolecular Psychiatry·DateMay 12, 2003
Apple iPhone 17 Pro

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

New sensor bares faults in smallest possible, most advanced circuits

A new scanning microscope developed at Brown University can uncover defects in the smallest and most complex integrated circuits. The device visualizes electrical current flow within wires, even those buried under advanced materials, allowing for non-invasive detection of faults.

SourceBrown University·JournalApplied Physics Letters·DateMay 12, 2003

Reduced daily eye patching effectively treats 'lazy eye'

A new study finds that wearing an eye patch for just two hours a day is as effective as six hours in treating moderate amblyopia in children. Children with this condition, which affects 3% of US kids, showed significant improvement in vision after four months of treatment.

SourceJohns Hopkins Medicine·JournalArchives of Ophthalmology·DateMay 12, 2003
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.

Less death on British roads thanks to medical advances says new study

A new study by Imperial College London reveals that improvements in medical technology and care have significantly contributed to the decline in traffic-related fatalities in the UK. The research found that advancements in areas like genetics, body imaging, and microsurgery have saved an estimated 700 lives annually.

SourceImperial College London·JournalAccident Analysis & Prevention·DateMay 12, 2003

Does TV turn people off politics?

Research reveals that news media rarely references public opinion through polls, surveys, or demonstrations, instead relying on inferences and citizen experiences. This model of citizenship may be contributing to declining voter turnout and disengagement with politics.

SourceEconomic & Social Research Council·DateMay 12, 2003

Fetus heart races when mom reads poetry

A recent study published in Psychological Science reveals that fetuses can recognize their mother's voice before birth and prefer it after delivery. The research found that fetuses responded differently to their own mother's voice versus a stranger's, suggesting they were learning about language in the womb.

SourceQueen's University·JournalPsychological Science·DateMay 12, 2003

For best results, stick to one search engine

Researchers found that removing query operators from searches on multiple engines resulted in similar top-ranked results. The 'or' operator was the only marker to significantly change results, while 'must appear' yielded identical results fewer times on MSN than Google and AOL.

SourcePenn State·DateMay 12, 2003
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.

Heat zapps bone tumors

A study published in the Journal of Vascular Interventional Radiology suggests that percutaneous radiofrequency ablation can be an effective treatment for osteoid osteomas, with all eight patients achieving complete pain relief. The use of CT fluoroscopy enhanced imaging guidance improved precision and success rates.

SourceJohns Hopkins Medicine·JournalJournal of Vascular and Interventional Radiology·DateMay 12, 2003

Researchers get to the root of cassava's cyanide-producing abilities

Scientists at Ohio State University have developed a new type of cassava plant that produces significantly less cyanide, a toxic compound found in the root. By blocking genes responsible for linamarin synthesis, researchers reduced cyanide levels by up to 99% in roots and 60-94% in leaves.

SourceOhio State University·JournalPlanta·DateMay 12, 2003

Chiropractic treatment of the neck can be a risk factor for stroke

Research finds that spinal manipulative therapy may exacerbate pre-existing vertebral artery dissections, increasing the risk of stroke. Patients under age 60 who received chiropractic neck treatments were six times more likely to experience a stroke than those who didn't.

SourceUniversity of California - San Francisco·JournalNeurology·DateMay 12, 2003

Early-life environments shape development of stress behaviors and learning abilities in mice

A study led by Darlene Francis found that early-life environments significantly impact stress behaviors and learning abilities in mice. Mice transferred to high-stress surrogate mothers after birth showed increased stress-reactive behaviors and poorer cognitive performance compared to those raised by low-stress mothers.

SourceEmory University Health Sciences Center·JournalNature Neuroscience·DateMay 12, 2003
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.

Unique NASA satellite watches rainfall from space

TRMM allows researchers to daily map areas of potential flooding using precipitation radar data and high-resolution measurements of cloud water content. The satellite provides updated records on a global scale, enabling scientists to track storms, monitor El Nino conditions, and assess crop health in remote regions.

SourceNASA/Goddard Space Flight Center·DateMay 12, 2003

Study shows molecular analysis of early breast cancer lesions may be key to choosing best treatment

Researchers developed new methods for diagnosing breast cancer based on gene expression signatures, correlating with traditional pathological classifications. The study found that early-stage lesions contain molecular signatures reflecting tumor aggressiveness, potentially changing the course of cancer progression.

SourceMassachusetts General Hospital·JournalProceedings of the National Academy of Sciences·DateMay 12, 2003

Neurology study 'fraught with design flaws,' according to American Chiropractic Association

A recent study found no new information on the relationship between chiropractic neck treatment and vertebral artery dissection (VAD), a rare type of stroke. However, experts believe it's physically impossible for a competently performed neck adjustment to cause VAD unless the artery already has a significant pre-existing weakness.

SourceAmerican Chiropractic Association·JournalNeurology·DateMay 12, 2003
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.

Neck and spine adjustments linked to increased risk of stroke

A new study by the American Academy of Neurology links cervical spine manipulation to an increased risk of stroke in people under 60. Researchers found that patients who experienced arterial dissection and stroke were six times more likely to have visited a practitioner who manipulated their neck within the past 30 days.

SourceAmerican Academy of Neurology·JournalNeurology·DateMay 12, 2003

Computational method identifies genes that regulate cell's machinery

A new method reveals previously unknown control genes in Saccharomyces cerevisiae, enabling insight into the roles of regulatory genes and their targets. The method predicts functions of regulator genes and their targets, shedding light on gene regulation and its implications for cell function and disease.

SourceThe Hebrew University of Jerusalem·JournalNature Genetics·DateMay 12, 2003

Does television news turn people off politics?

A study of TV news reports in Britain and US reveals that polls are rarely used to represent public opinion, instead relying on unverified claims and non-ideological citizen representations. This may lead to a disengaged citizenry, as politicians are often left to offer solutions without public input.

SourceCardiff University·DateMay 11, 2003

Personality is not set by 30; It can change throughout life

A large sample of volunteers found changes in personality traits throughout middle adulthood, including increased conscientiousness and agreeableness, and decreased neuroticism. These findings suggest increasing maturity and adaptation with age, challenging the view that personality traits stop changing by early adulthood.

SourceAmerican Psychological Association·JournalJournal of Personality and Social Psychology·DateMay 11, 2003
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.

Time perception impaired when smokers stop

A recent study found that daily smokers experience impaired time estimation when abstaining from cigarettes for 24 hours. This impairment may contribute to feelings of stress and decreased focus, highlighting the need for further research on nicotine's effects on attention processes.

SourcePenn State·DateMay 10, 2003

Secrets of drug resistance in bacteria

Researchers have discovered how bacteria evade antibiotics by exploiting a protein complex with a diverse binding site. The findings may lead to the development of new antibiotics that can bypass this pump, allowing drugs to kill bacteria. Alternative strategies, such as disabling the pump, are also being explored.

SourceDOE/Lawrence Berkeley National Laboratory·JournalScience·DateMay 9, 2003

Solid management, natural resilience both key to sockeye success

The Bristol Bay sockeye stock is a biocomplex system comprising hundreds of discrete populations, each with local adaptations that stabilize the system. Management strategies focus on networks of habitat rather than just protecting today's strongest runs.

SourceUniversity of Washington·JournalProceedings of the National Academy of Sciences·DateMay 9, 2003

Math discovery may aid resource management

Researchers at Oregon State University have developed a new approach to managing natural resources using advanced mathematics. By applying mathematical models to predict the behavior of complex ecosystems, they aim to improve conservation efforts and address issues such as fisheries management and disease spread.

SourceOregon State University·DateMay 9, 2003
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.

Tiny protein prevents disease-related cell death

Researchers discovered that humanin binds to Bax, preventing its targeting to mitochondria and blocking apoptosis. This finding suggests novel therapeutic approaches to prevent diseases associated with Bax activation.

SourceSanford Burnham Prebys·JournalNature·DateMay 9, 2003

World's smallest seahorse discovered

Marine biologist Sara Lourie identifies a new species of pygmy seahorse, Hippocampus denise, found in tropical waters of the western Pacific Ocean. The diminutive fish, averaging 16mm in length, may be safe from over-exploitation due to its camouflage abilities.

SourceUniversity of British Columbia·JournalZoological Studies·DateMay 9, 2003

Raisins may find use in jerky

Researchers at Oregon State University discovered that ground raisins can inhibit bacterial growth in beef jerky as effectively as sodium nitrite, a common preservative. The study found that adding raisins to jerky reduces fat content, increases antioxidants and fiber, making it a more appealing option for consumers on low-sodium diets.

SourceOregon State University·JournalJournal of Food Science·DateMay 9, 2003

American Thoracic Society journal news tips for May 2003 (second issue)

Researchers found exponential killing of tuberculosis bacteria was more rapid with isoniazid, followed by rifampin's dominance. A study of acute monocytic leukemia revealed rapidly progressive respiratory distress, highlighting the need for early ICU admission and management.

SourceAmerican Thoracic Society·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateMay 9, 2003
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.

Researchers find signs of lethal cell division in mouse models for AD

Researchers have discovered that mouse models of Alzheimer's disease duplicate their DNA and make an attempt at cell division, just like human nerve cells. This suggests that the underlying mechanism of cell death is the same in both species, potentially making these model systems more suitable for testing experimental therapies.

SourceCase Western Reserve University·DateMay 9, 2003

Agents of mass destruction found in USA

The Framework Convention on Tobacco Control (FCTC) is a legally binding international treaty aimed at reducing tobacco use, but its adoption in the US is threatened by American exceptionalism. The FCTC covers tobacco taxation, smoking prevention and treatment, illicit trade, advertising, sponsorship and promotion, and product regulation.

SourceThe Lancet_DELETED·JournalThe Lancet·DateMay 8, 2003

Scientists at UCSB link brain plaques in Alzheimer’s disease to eye disease

Researchers at UCSB discovered a connection between Alzheimer's disease and age-related macular degeneration, both linked to the presence of inflammatory plaques. The study suggests that a toxic protein called amyloid beta may be the underlying culprit, stimulating an inflammation process that contributes to vision loss.

SourceUniversity of California - Santa Barbara·DateMay 8, 2003
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.

Spiritual well-being could lessen despair in terminally ill people

A new study found that spiritual well-being can significantly impact the mental health of terminally ill cancer patients. Patients with high spiritual well-being were less likely to experience strong feelings of hopelessness and suicidal thoughts. The research highlights the importance of addressing spiritual needs in palliative care.

SourceThe Lancet_DELETED·JournalThe Lancet·DateMay 8, 2003

Monoclonal antibody may reduce need for steroids in children with Crohn's disease

A new multi-center study confirms the effectiveness and safety of infliximab in treating pediatric Crohn's disease, leading to significant short-term medical benefits and a reduced need for steroids. The study shows improved symptoms such as pain, growth rates, and bowel movements, with no adverse reactions at infusion sites.

SourceChildren's Hospital of Philadelphia·DateMay 8, 2003

Lung damage from SARS could be from immune response to infection

Researchers found that many patients with SARS developed recurrent fever and worsening lung conditions after initial improvement. The immune system's excessive response to the virus may be responsible for this clinical deterioration in the second week after hospitalization.

SourceThe Lancet_DELETED·JournalThe Lancet·DateMay 8, 2003

A man for all seasons

Lyman Briggs was a highly influential soil scientist who also pioneered work on high-speed wind tunnels and military technology. His experiments explored water behavior under low pressure, demonstrating the paradoxical fact that water can remain liquid even with minimal pressure.

SourceAmerican Society of Agronomy·JournalSoil Science Society of America Journal·DateMay 8, 2003
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.

Clinical study reports findings of combination therapy with DOXIL®

A Phase II study found that the DVd regimen showed a high response rate of 88%, with 12% achieving complete response. The treatment was well-tolerated, with the most common Grade 3 or 4 toxicity being palmar-plantar erythrodysesthesia. Improved patient education and prevention measures reduced toxicity incidence.

SourceSensei Health·JournalCancer·DateMay 8, 2003

MDCT shows promise in detecting urinary tract cancers

Multidetector CT (MDCT) accurately identified 66 out of 71 total cancers found after additional tests and surgery, including small cancers under 5mm in diameter. MDCT offers a more comfortable and time-efficient alternative to excretory urography for detecting urinary tract abnormalities.

SourceAmerican College of Radiology·DateMay 8, 2003

Clue to prion formation found, offers step toward treating puzzling diseases

Scientists have identified a novel step in the formation of prions, proteins that cause neurodegenerative diseases such as Creutzfeldt-Jakob disease and chronic wasting disease. By inhibiting this conversion with compounds blocking free sulfhydryl groups, researchers may be able to develop a therapeutic strategy against prion disease.

SourceThe Geisel School of Medicine at Dartmouth·JournalBiochemistry·DateMay 8, 2003

Research suggests a new method to protect groundwater quality

A new approach suggests using nitrification inhibitors to reduce nitrate leaching to groundwater. Researchers developed management zones based on soil properties and crop yield maps, showing increased yield in wet seasons without affecting grain yield or nitrate leaching in dry seasons.

SourceAmerican Society of Agronomy·JournalSoil Science Society of America Journal·DateMay 8, 2003
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.

Greenhouse gas might green up the desert

A Weizmann Institute study found that the Yatir forest is expanding rapidly into the Negev Desert, absorbing more carbon dioxide than expected. This could be due to the increased availability of carbon dioxide, which eases plants' water loss dilemma, allowing forests to grow in areas previously too dry.

SourceAmerican Committee for the Weizmann Institute of Science·JournalGlobal Change Biology·DateMay 8, 2003

A fiery debate about volcanoes

Researchers DePaolo and Manga argue that mantle plumes are the primary cause of volcanic activity on Earth. They cite strong evidence from Hawaii and other hotspots, including rapid magma movement and unique chemical signatures. The debate highlights the importance of understanding plume origins for connecting seismology and geochemistry.

SourceDOE/Lawrence Berkeley National Laboratory·JournalScience·DateMay 8, 2003
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.

3D mammography shows promise as next breast screening technique

Researchers found that 3D mammography (TOMO) outperforms traditional mammography in detecting breast lesions, including masses and architectural distortions. The technique has the potential to reduce anxiety for patients by providing a more accurate diagnosis upfront.

SourceAmerican College of Radiology·DateMay 8, 2003