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Science News Archive 2010


Page 137 of 283

Weight loss reduces hot flashes in overweight and obese women

A new study found that overweight and obese women with hot flashes can reduce their symptoms by losing weight through diet or exercise. Half of the participants reported improvements in hot flashes after six months, with those in the active weight loss group twice as likely to see an improvement compared to the control group.

Vitamin D deficiency increases the risk of cognitive decline in the elderly

A study by Dr. David J. Llewellyn found that vitamin D deficiency is associated with a higher risk of substantial general cognitive decline and new problems with mental flexibility. The research involved over 850 older adults, showing that those with severe vitamin D deficiencies were 60% more likely to experience cognitive decline.

Colorectal cancer screening in Canada is cost-effective

A study by researchers from the University of British Columbia and Dalhousie University found that colorectal cancer screening can reduce mortality by 39-83% and incidence by 26-81%. Regular screening, such as fecal tests or colonoscopies every ten years, is recommended for average-risk individuals.

Apple iPhone 17 Pro

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

Plant 'breathing' mechanism discovered

A study by Carnegie Institution scientists reveals that radiation drives stomatal response, rather than just humidity. This breakthrough has significant implications for weather forecasting, climate change research, and agriculture.

Online learning supplements watershed program

Researchers found that online learning modules increased participant understanding of key concepts by 30% and retention rates remained high after two months. Participants valued the supplement to hands-on classes, but preferred face-to-face interaction with experts.

Fluke 87V Industrial Digital Multimeter

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

UCI to get $4.7 million to fight malaria in Southeast Asia

The University of California, Irvine will lead a groundbreaking malaria field research project in China, Myanmar, and Thailand with $4.7 million federal funding. Researchers aim to develop broader results by working with transient populations and Chinese residents near the Myanmar border.

For speediest athletes, it's all in the center of gravity

Researchers argue that differences in body types among blacks and whites, including the location of their center of gravity, contribute to racial disparities in athletic performance. The study found black sprinters are 1.5% faster than whites due to a higher center of gravity.

Adolescent vision screenings may miss farsightedness and astigmatism

A recent study found that traditional vision screening methods for adolescents often fail to detect hyperopia (farsightedness) and astigmatism. The researchers used a comprehensive eye examination to assess 2,353 year 7 students and found that no reliable cutoff point could be established for detecting these conditions.

Fungi's genetic sabotage in wheat discovered

Scientists have discovered how fungi subvert a single gene in wheat, triggering programmed cell death, which protects plants from pathogens. Researchers also developed DNA molecular markers to rapidly screen commercial cultivars for the gene, allowing for its elimination through selective breeding.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

'Dawning of a new age' in bacteria research

Researchers at Loyola Medicine have discovered protein acetylation, a common molecular reaction in bacteria that affects protein function and gene regulation. This finding has significant implications for understanding bacterial physiology and developing new drugs to combat harmful bacteria.

AOSSM presents prestigious research awards at annual meeting

The American Orthopaedic Society for Sports Medicine (AOSSM) presents eight research awards and two grants to recognize innovative studies in orthopaedic sports medicine. This year's award recipients include researchers who have made significant contributions to the field, with highlights including studies on platelet-rich plasma, exte...

MIT researchers create fibers that can detect and produce sound

Researchers at MIT have developed fibers that can detect and produce sound, opening up new possibilities for wearable microphones and biological sensors. The fibers use a piezoelectric material to convert vibrations into electrical signals, allowing for high-resolution sensing applications.

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.

Enhancer of prostate cancer risk located in gene desert

A genetic variant associated with increased expression of oncogene MYC has been identified in a gene desert, increasing prostate cancer risk. The study showcases a new protocol for studying cancer-risk variants in gene deserts and highlights the importance of regulatory sequences in controlling gene expression.

Canada needs a policy for rare disease treatment

The lack of a policy in Canada hinders treatment accessibility for rare diseases, where pharmaceutical companies may hesitate due to small markets. The authors propose defining rare diseases and developing patient registries as short-term solutions.

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.

New evidence shows low vitamin D levels lead to Parkinson's disease

A new study reveals that low vitamin D levels can predict the development of Parkinson's disease, with individuals having the lowest levels being three times more likely to develop the condition. Researchers are calling for public health authorities to consider raising the target vitamin D level above the current recommended level.

Open golfers should putt with a 'Quiet Eye'

Researchers at the University of Exeter found that using the Quiet Eye technique can significantly improve putting accuracy in golfers. This method involves focusing on a specific spot on the ball for up to 3 seconds before and during the stroke. By doing so, golfers can reduce pressure and increase their chances of sinking crucial putts.

Origin of key cosmic explosions still a mystery

Scientists investigate white dwarf remnants and binary systems to understand supernovae origins. However, the search for accreting white dwarfs yields few results, leading researchers to reconsider their theories.

Anti-cancer effects of broccoli ingredient explained

Researchers found that sulforaphane, a broccoli compound, reduces prostate cancer risk by affecting cells lacking the PTEN gene. In these cells, sulforaphane inhibits tumor growth and competitiveness. This study suggests potential therapeutic applications of sulforaphane.

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.

Avatars as lifelike representations and effective marketing tools

Researchers found that avatars can portray lifelike and accurate depictions of their creators' personalities within virtual worlds. The study used Second Life as its model, where community members form impressions based on avatar traits, which may accurately match the true personality behind the avatar.

1 in 4 not covering coughs, sneezes

Research presented at the International Conference on Emerging Infectious Diseases found that less than 5% of people covered their mouth using recommended methods during the H1N1 pandemic. Medical students observed a low prevalence of respiratory hygiene behaviors in public areas, with most people covering their mouths with their hands.

Researchers witness overnight breakup, retreat of Greenland glacier

Researchers from NASA and the Byrd Polar Research Center report that a 7 square kilometer section of the Jakobshavn Isbrae glacier broke up on July 6 and 7, with the calving front retreating nearly 1.5 kilometers in one day. This event is unusual due to its rapid detection and fine detail.

Low vitamin D levels associated with cognitive decline

Researchers found that low vitamin D levels are associated with cognitive decline in older adults, particularly in executive function. The study, which assessed 858 adults over six years, showed a 60% increased risk of substantial cognitive decline among those with severely deficient vitamin D levels.

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.

Study: Diversity of grieving among Alzheimer's caregivers

A new study from the University of Michigan found significant variations in emotional reactions among black, white, and Hispanic caregivers of Alzheimer's patients. The research suggests that racial and ethnic differences play a crucial role in shaping their grieving experiences.

Archaeology find sheds new light on family pets

A University of Leicester archaeologist has discovered a bone belonging to a late 19th-century tortoise from Stafford Castle, providing the earliest archaeological evidence for pet tortoises. This find sheds light on the changing attitudes towards family pets in British society during the late 19th century.

Breaking biomass better

The DOE Joint Genome Institute has sequenced and published the genomes of two wood-decaying fungi, advancing biofuels prospects. Studying the genome of Schizophyllum commune reveals a diverse set of enzymes involved in plant biomass degradation, offering opportunities for efficient biomass conversion into biofuel.

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.

Solving art's mysteries

A team of researchers used advanced imaging technology to colorize a black-and-white photograph of Matisse's 'Bathers by a River', revealing the artist's innovative methods and palette changes. The resulting image shows how Matisse transformed his work from vibrant colors to somber grays, offering insights into his artistic evolution.

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.

Sewage overflow promotes spread of West Nile virus

A study by Emory University found that sewage overflows in urban creeks and streams increase the risk of West Nile virus transmission, particularly in lower-income neighborhoods. The analysis showed a seven times higher risk for residents near affected areas compared to other parts of the city.

The proton -- smaller than thought

Physicists have measured the proton's charge radius with an accuracy of better than one thousandth of a femtometre, significantly deviating from previous measurements. This change affects the Rydberg constant used to calculate energy packets absorbed and emitted by atoms and molecules.

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.

Double-teaming a whole-genome hunt

Scientists combined new and classic approaches to identify a single genetic mutation causing metachondromatosis, a disorder characterized by bony growths. The study demonstrates the power of whole-genome sequencing technology in efficiently identifying genes responsible for Mendelian diseases.

Eating foods rich in vitamin E associated with lower dementia risk

A recent study published in Archives of Neurology found that consuming more vitamin E through the diet is associated with a lower risk of dementia and Alzheimer's disease. The researchers analyzed data from over 5,400 participants and found that those who consumed the most vitamin E had a 25% lower risk of developing dementia.

Yield projections for switchgrass as a biofuel crop

A study compiled field studies across the US to identify influences on biomass yield of switchgrass. Lowland and upland switchgrass types showed varying yields, with annual averages of 12.9 metric tons per hectare for lowland and 8.7 metric tons for upland ecotypes.

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.

Mezey wins GSA's 2010 Donald P. Kent Award

Mezey received the award for her contributions to advancing gerontological education, including developing defined geriatric competencies and enhancing faculty knowledge in geriatrics. The recognition acknowledges her work in promoting gerontological care and research through her collaborations with nursing organizations.

New discovery in nerve regrowth

Researchers discovered a way to boost nerve growth in peripheral nervous system, offering potential treatments for diabetes and traumatic injuries. Blocking PTEN molecular brake increased nerve outgrowth, providing hope for recovery from nerve damage

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.

Penguin males with steady pitch make better parents

A study published in Behaviour found that courtship calls of Adelie penguins with steady frequency predict male condition and breeding success. Males with more consistent pitch are heavier and more successful at raising chicks.

Mexican salamander helps uncover mysteries of stem cells and evolution

Researchers have discovered that axolotls possess pluripotent cells in their embryos, similar to those found in mammals, offering a unique opportunity to study the properties of embryonic stem cells. This breakthrough supports the development of regenerative medicine and provides insights into the evolution of stem cell properties.

Meta Quest 3 512GB

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