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Science News Archive March 2009


Page 16 of 26

AJCN study shows moderate alcohol consumption related to stronger bones

A recent study published in AJCN found that moderate alcohol consumption is associated with higher bone mineral density in older adults. The research suggests that moderate drinking may help preserve bone health, with silicon in beer and resveratrol in wine contributing to the positive effects.

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.

Women opt out of math/science careers because of family demands

A new Cornell study reveals that women are underrepresented in math-intensive science careers and senior leadership positions due to their need for flexibility to raise children. Women with advanced math abilities choose non-math fields more often than men with similar abilities.

New Madrid fault system may be shutting down

A new study from Purdue and Northwestern universities suggests the New Madrid fault system is less active than expected, with reduced surface movement indicating a possible shutdown. The team analyzed GPS data for eight years, finding the ground surrounding the fault system is moving at a rate of less than 0.2 millimeters per year.

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.

Report on the Arlington Archosaur Site to be presented at GSA meeting

The Geological Society of America's South-Central Section Meeting will feature a presentation on the Arlington Archosaur Site, which has yielded over 95 million-year-old fossils including a new species of lungfish. The site is also home to well-preserved remains of a carnivorous theropod and a large herbivorous hadrosaur.

Cracking the spatial memory code

Scientists have discovered that the hippocampus works in a structured and predictable way, enabling them to predict where someone is standing within a virtual reality room based on brain activity. The findings offer compelling evidence for mindreading and could potentially decode individual episodic memory traces from human brain imaging.

Researchers progress toward AIDS vaccine

Researchers at Rutgers University have made significant progress in developing an HIV vaccine by identifying a crucial part of the virus that is common to most varieties. They created a method to immunize animals with this target, resulting in antibodies that can stop a diverse set of HIV isolates.

Fluke 87V Industrial Digital Multimeter

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

Ralph J. Archuleta wins top honor in seismology

Archuleta's research challenged long-held beliefs and prompted new research, leading to a better understanding of earthquake physics and hazards. He has also made significant contributions as a leader in the seismological community, including serving as president of the Seismological Society of America.

Studying the female form

Researchers developed a technique to extract body shape components from 3D data, classifying trunk shapes into five types. The study aims to improve clothing fit, comfort, and safety, with potential implications for body image disorders and ergonomics.

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.

'Fridges and washing machines liberated women': researcher

A new study by Professor Emanuela Cardia found that modern appliances like refrigerators, washing machines, and electric stoves significantly changed the lives of women, enabling them to enter the workforce. Between 1940 and 1950, the percentage of married women with jobs increased from 5% to 51%, demonstrating the impact of household ...

A diet rich in calcium aids weight loss

A 15-week weight loss program found that obese women who consumed less than 600mg of calcium per day lost nearly 6kg, compared to 1kg for those in the control group. Sufficient calcium intake stiffs desire to eat more, aiding weight loss success.

Apple iPhone 17 Pro

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

Radio series on women in science wins Gracie Award

A two-part radio project funded by NSF explores groundbreaking research and pioneers in STEM fields, aiming to increase girls and women in science. The series features stories from middle school-age girls about their favorite women in STEM and is recognized for its impact on science education for girls and women

'Mind-reading' experiment highlights how brain records memories

Scientists have found that memories are recorded in the hippocampus with a specific structure, allowing for the prediction of spatial memories. This breakthrough challenges current scientific thinking and opens up possibilities for understanding how information is processed in the brain.

Celestron NexStar 8SE Computerized Telescope

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

Researchers take first look at the genetic dynamics of inbreeding depression

Researchers found that a significant amount of inbreeding depression is due to key genes affecting other genes, particularly those involved in metabolism and stress. The study also identified distinct gene expression changes across different chromosome regions, suggesting a complex interplay between genetic mechanisms.

Missing piece of plant clock found

Biologists have identified a critical protein that links the morning and evening components of plant daily clocks, solving a longstanding puzzle about biochemical mechanisms controlling plant clocks. The discovery provides a new way to increase agricultural crop growth and yield.

'Mind-reading' experiment highlights how brain records memories

Researchers at Wellcome Trust Centre for Neuroimaging discovered that brain activity can be used to predict spatial memories and locations. The study's findings challenge current scientific thinking and offer insights into how memories are encoded across neurons.

Weighing the options after life-altering stroke

Patients who undergo aggressive brain surgery after a severe stroke generally improve their lives and live longer, according to research by neurologists at the University of Rochester Medical Center. The study found that patients who didn't have the surgery were about three times more likely to die within a year than those who did.

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.

Options for a new Britain: A report card for Britain

The report card evaluates Britain's performance in various areas, including science and technology, health, and the environment. It also explores potential policy options, such as slowing population growth and privatising the road network.

First-in-class compound proves safe, tolerable in preventing blood clots

Researchers found a new drug derived from magnolia trees to be effective in preventing blood clots without causing excessive bleeding. The Phase II study showed that the compound was generally well-tolerated and did not increase bleeding risk, even when taken with standard anti-clotting medications.

Rabies deaths from dog bites could be eliminated

A team of scientists from McMaster University and around the world analyzed rabies transmission data and found evidence for low levels of transmission, suggesting that elimination of canine rabies is a realistic goal. Achieving vaccination coverage of 60% or more in dog populations in Africa would be feasible through annual campaigns.

Well-known enzyme is unexpected contributor to brain growth

A team of researchers has discovered that the enzyme AMP-activated protein kinase (AMPK) is crucial for the survival of neural stem cells that produce new brain cells. This finding opens up new avenues for improving brain function and health by modifying AMPK activity.

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.

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.

A sustainable water supply for Brasilia

The IWAS Àgua DF project aims to develop a water management concept for Brasilia, addressing the city's growing population and climate change challenges. By integrating technical solutions with improved policy approaches, the project seeks to ensure a sustainable water supply for millions of inhabitants.

Researchers develop a structural approach to exploring DNA

Researchers developed a topographical approach to explore DNA's three-dimensional structure to uncover functional non-coding regions in the human genome. The study found that 12% of the human genome is constrained by evolution, correlating with functional non-coding elements better than sequence analysis alone.

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.

A walk through Gaelic history and culture

The article discusses a new book by Joseph Murphy that weaves together Gaelic history, culture, and language with sustainable development and walking. The book tells the story of a 1500 km walk along the Atlantic coast from Ireland to Scotland, combining local experiences with broader themes.

Researchers devise new way to explore DNA

Researchers have devised a novel method to identify functional elements in non-coding DNA by surveying the landscape of DNA structure. This topographical approach reveals that about 12% of non-coding DNA appears functionally important, twice as much as detected using sequence comparison.

AGU journal highlights -- March 12, 2009

Researchers investigated coral skeleton formation and found systematic compositional variations, complicating paleoenvironmental change proxies. Meanwhile, a study on Venus' vortices revealed similarities with terrestrial hurricanes, potentially aiding atmospheric superrotation understanding.

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.

Physicists offer new theory for iron compounds

Researchers propose a theoretical framework to explain the complex quantum behavior of iron pnictides, a class of high-temperature superconductors. The theory predicts specific changes in electron-electron interactions and phase transitions, opening up new avenues for studying quantum criticality.

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.

Not enough vitamin D in the diet could mean too much fat on adolescents

A study found that teens with lower vitamin D intakes had higher body fat and visceral fat percentages, while those with adequate intake had lower body fat and visceral fat. Researchers suggest that encouraging teens to consume enough vitamin D through diet or supplements may promote a healthy body as they grow and develop.

Children living near green spaces are more active

Researchers found that children at high risk of obesity who live near parks are more likely to participate in walking activities. Parks within a half mile of their home showed the strongest association with girls walking to school and boys engaging in leisure walking, increasing by 60% for each additional park. The study suggests that ...

'Peking Man' older than thought; somehow adapted to cold

A new dating method has found Peking Man to be around 680,000-780,000 years old, pushing back its age by 200,000 years. The site's analysis revealed evidence that Homo erectus had adapted to the cold environment of a mild glacial period.

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.

Recipe for the perfect James Webb Space Telescope mirror

The James Webb Space Telescope's mirrors are made of beryllium, a light metal that withstands extreme temperatures and is highly reflective. The 18 hexagonal mirror segments will allow the telescope to see galaxies from 13 billion light-years away.

Tracking tigers in 3-D

Researchers use new software to rapidly identify individual tigers and estimate populations by matching unique stripe patterns from camera trap photos. The software is up to 95% accurate in identifying tiger species from scanned photos, aiding tiger conservation efforts.

Major NSF grant boosts UNH research on hormonal genomics

A new four-year grant will support research on brain and pituitary hormones in sea lampreys to better understand their reproductive systems. The project aims to identify common functional features between these ancient vertebrates and later-evolved species.

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.