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Science News Archive 2013


Page 226 of 352

Hysterectomy does not increase risk of cardiovascular disease

A new study published in the Journal of the American College of Cardiology found that hysterectomy with or without ovary removal does not increase a woman's risk of cardiovascular disease compared to natural menopause. Middle-aged women who have had hysterectomy can be encouraged due to reduced cardiovascular risk factors.

Trying to be happier works when listening to upbeat music

Recent research at the University of Missouri discovered that listening to upbeat music can successfully try to be happier. Participants improved their moods after being instructed to attempt to do so, especially when listening to Copland's music, and reported higher levels of happiness over a two-week period.

Brazil crack user study finds critical need for intervention

A recent study on young adult crack users in Brazil highlights the critical need for targeted interventions to address this pressing issue. The research reveals extensive socio-economic marginalization, health problems, and involvement in crime among these individuals, emphasizing the importance of adequate services.

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.

Flower power fights orchard pests

A WSU study found plantings of sweet alyssum attract spiders and predatory insects that prey on woolly apple aphids, reducing their populations. The discovery is a boon for both organic and conventional tree fruit growers.

Apple iPhone 17 Pro

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

Engineered biomaterial could improve success of medical implants

Researchers at the University of Washington have developed a synthetic substance that resists the body's natural attack response to foreign objects. The polymer, known as a hydrogel, can be coated on medical devices like artificial heart valves and prostheses to prevent rejection.

A better way to prevent child abuse

A UK study found that the £10 million Family Nurse Partnership program can only tackle around 10% of families involved in child maltreatment. Researchers suggest using different risk factors to identify vulnerable children could reach three times more abusive families.

Sulfate aerosols cool climate less than assumed

New research reveals that sulfate aerosols form through an oxidation pathway involving transition metal ions, which may affect climate cooling estimates. This could lead to overestimated climate cooling effects in some regions.

Dual chamber ICDs show higher risk of complications

A recent study published in JAMA Network found that dual-chamber implantable cardioverter-defibrillators (ICDs) are associated with a higher risk of device-related complications compared to single-chamber ICDs. The study analyzed over 32,000 patients and discovered that rates of complications were lower for single-chamber devices.

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.

3 X-class flares in 24 hours

The sun emitted a third significant solar flare, exceeding the strength of earlier X-class flares, with an associated coronal mass ejection (CME) traveling at approximately 1,400 miles per second

Same musicians: Brand new tune

A new study by Stowers Institute for Medical Research reveals that Notch2, a Notch family protein, shapes an eye structure known as the ciliary body by ensuring BMP signals remain loud and clear. The findings provide crucial insights into how excessive pressure is a risk factor for glaucoma.

Alzheimer's markers predict start of mental decline

Researchers have identified biomarkers that can predict cognitive impairment up to 7.5 years before symptoms develop, with sex, age, and race also playing a role in the prediction. The findings provide valuable evidence for the development of new treatments targeting Alzheimer's disease before symptoms appear.

Illusion of control: Why sports fans prefer 'lucky' products

A study by Eric J. Hamerman and Gita V. Johar found that sports fans' superstitious behavior is driven by a desire for control and lower perceived ability to influence outcomes. Consumers may become conditioned to associate products with success or failure, creating an illusion of control over future events.

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.

Advertising product results? Put images closer together

A new study published in Journal of Consumer Research found that the proximity of product images to their desired outcomes affects consumer judgments. When products promise immediate results, companies should place images closer together in advertisements to optimize effectiveness.

Can breastfeeding protect against ADHD?

A new study found that breastfeeding at 3 and 6 months of age was associated with a lower risk of attention-deficit/hyperactivity disorder (ADHD) in children. The research suggests that breastfeeding may have protective effects against ADHD, which is a common neurodevelopmental disorder.

Fluke 87V Industrial Digital Multimeter

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

Cardio and weight training reduces access to health care in seniors

A new study published in PLOS ONE found that women aged 70-80 who participated in cardio or weight training classes incurred fewer healthcare resources compared to those in balance and toning classes. This cost-effective approach may help improve cognitive health and reduce healthcare costs for seniors.

Cooling ocean temperature could buy more time for coral reefs

Researchers found that limiting greenhouse warming to three watts per square metre can slow coral reef habitat loss. However, artificial temperature regulation through solar radiation geoengineering may have unintended consequences on tropical corals.

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.

Learning to recycle: Does political ideology matter?

A new study reveals that targeted messages based on political orientation can significantly influence consumers' recycling intentions. Consumers who identify as liberals respond better to appeals focused on fairness and reducing harm, while conservatives are more likely to recycle when appeals emphasize group membership or authority. T...

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.

Untangling the tree of life

Researchers analyze over 1,000 genes from 23 yeast species to identify reasons for conflicting phylogenetic trees and propose new methods to improve accuracy. They find that genetic data is less reliable during periods of rapid radiation and that the value of DNA data may have a similar limit.

Community groups and neonatal mortality in Vietnam

A cluster randomized trial in Vietnam found community groups reduced neonatal mortality by half after three years, while also increasing antenatal care attendance. The study showed that community-based activities can be implemented at low cost and are effective in reducing neonatal mortality.

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.

The search for an early biomarker to fight atherosclerosis

Researchers at the Montreal Heart Institute have discovered a blood protein that contributes to the early development of atherosclerosis. Angiopoietin-like protein 2 (angptl2) is found six times higher in subjects with coronary heart disease than healthy individuals, making it a potential early biomarker for the condition.

Meta Quest 3 512GB

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

Crop rotation with nematode-resistant wheat can protect tomatoes

A study found that rotating nematode-resistant wheat with tomato plants reduces nematode numbers in soil and protects the next crop. The resistant wheat was bred with a gene that makes it less susceptible to root-knot nematodes, which cause significant damage to crops worldwide.

Asymptomatic carriage of M. pneumoniae common in children

A study published in PLOS Medicine reveals that Mycoplasma pneumoniae is carried at high rates in the upper respiratory tracts of healthy children. The researchers found no significant difference in prevalence between asymptomatic and symptomatic groups, highlighting limitations in current diagnostic tests.

Local community group activities may help reduce neonatal mortality in Vietnam

A study by Uppsala University researchers found that community-based activities in rural Vietnam reduced neonatal mortality rates to half those in control communes, with a significant increase in antenatal care attendance. The interventions were implemented over three years and showed promising results for reducing neonatal deaths.

Celestron NexStar 8SE Computerized Telescope

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

Saudi Arabia looks to NREL for solar monitoring expertise

Saudi Arabia is working with the US Department of Energy's National Renewable Energy Laboratory (NREL) to set up networks for measuring solar radiation in varying meteorological conditions. The partnership aims to train Saudi engineers and install over 50 monitoring stations to gauge the best spots for solar power plants.

Massage therapy shown to improve stress response in preterm infants

A study published in Early Human Development found that massage therapy increased heart rate variability in male preterm infants, similar to term infants, suggesting improved stress response. However, female preterm infants did not show a significant increase in HRV after massage therapy.

BMJ calls for new and stronger partnerships to improve healthcare

The BMJ argues that clinicians and patients must work together to challenge entrenched practices and behaviours in healthcare. The journal emphasizes the importance of patient partnership in improving health systems and encourages a fundamental shift in power structures.

First precise MEMS output measurement technique unveiled

A new experimental set-up developed by Dr Alexandre Bounouh's team at LNE in France accurately measures mechanical values and properties of MEMS devices through electrical measurement. The technique uses a current with varying frequency to analyze the harmonic content of the output voltage, determining mechanical characteristics such a...

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.

Playing at pirate games

A study of BitTorrent file-sharing found that digital game piracy is more prevalent than thought, with popular titles like Fallout: New Vegas and Call of Duty: Black Ops driving most sharing activity. The analysis contradicts common myths, showing that children's and family games are also pirated.

Making gold green: New non-toxic method for mining gold

Northwestern University researchers have discovered a new method for extracting gold that uses cornstarch instead of cyanide, leaving behind other metals. The process is environmentally benign and more efficient than current commercial methods.

Microbes capture, store, and release nitrogen to feed reef-building coral

Coral-building microbes have been found to capture, store, and release nitrogen to feed reef-forming corals. The microbes' ability to store excess nitrogen in crystal form allows them to regulate the amount of nutrients available to the coral host, enabling it to thrive in low-nitrogen environments.

Digital mammography cancer detection rates may vary significantly

A new study suggests that digital direct radiography (DR) is significantly more effective than computed radiography (CR) in detecting breast cancer. DR detected 4.9 cancers per 1,000 mammograms, while CR's detection rate was 21% lower, with 3.4 cancers per 1,000 mammograms.

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.

But what does it do?

A comprehensive online database of human phosphatases and their substrates has been created to aid researchers in understanding cellular reactions. The database, DEPOD, groups phosphatases into families based on three-dimensional structure, enabling the identification of known substrates and suggestion of new ones.

NRL's MIGHTI slated for launch on ICON mission

The NRL-developed MIGHTI instrument will measure neutral winds and temperatures in the Earth's low-latitude thermosphere. The ICON mission aims to understand space weather events' impact on the ionosphere.

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.

Implementation research and child diarrhea

A global expert group recommends increased focus on implementing known interventions to combat childhood diarrheal diseases. Oral rehydration solutions and zinc supplementation are also emphasized for further research development. The report aims to inform Global Action Plan for Diarrhoea and Pneumonia efforts.