Bluesky Facebook Reddit Email

Science News Archive April 2015


Page 14 of 36

Scientists identify brain circuitry responsible for anxiety in smoking cessation

Neuroscientists have identified a novel brain circuit responsible for anxiety during nicotine withdrawal, which could lead to new treatments for smokers trying to quit. The study found that a region called the interpeduncular nucleus is activated and causes anxiety, offering a distinct target for dampening affective symptoms.

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.

Pacific Coast Undergraduate Mathematics Conference honored for achievements

The Pacific Coast Undergraduate Mathematics Conference has been recognized for its efforts to encourage students from underrepresented groups to pursue mathematics. The conference provides a supportive atmosphere for students to present their work, interact with mathematicians, and gain insights into career options.

Apple iPhone 17 Pro

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

Phytoplankton, reducing greenhouse gases or amplifying Arctic warming?

A recent study by POSTECH researchers suggests that phytoplankton may amplify Arctic warming under greenhouse conditions, contrary to previous assumptions. The growth of phytoplankton is triggered by the melting of sea ice, leading to a positive feedback loop that warms the ocean surface and amplifies climate change.

Sweet potato naturally 'genetically modified'

Researchers at Ghent University discovered that sweet potatoes contain genes from the bacterium Agrobacterium, which were likely introduced through horizontal gene transfer. The findings suggest that genetic modification also occurs in nature, and could have implications for our understanding of plant evolution.

Traffic emissions may pollute 1 in 3 Canadian homes

A recent study by University of Toronto engineers found that air pollution from vehicle tailpipes can spread farther than thought, with varying levels across cities. One in three Canadians lives within 250 meters of a major roadway, where exposure to pollutants can be up to ten times higher.

New gene therapy success in a rare disease of the immune system

A new gene therapy treatment has shown significant clinical improvement in six patients with Wiskott-Aldrich Syndrome, a rare and complex immune disorder. The treatment involves correcting genetic anomalies in blood stem cells using a lentiviral vector, resulting in restored immune function and reduced symptoms.

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.

Babies feel pain 'like adults'

A pioneering Oxford University study using MRI scans found that babies experience pain much like adults, with 18 of 20 brain regions active in adults also active in babies. The study suggests that infants may be more sensitive to pain than adults and highlights the need for improved pain relief guidelines.

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.

A sex difference in competitiveness even among the fastest runners

A recent study published in PeerJ assessed over 1,100 collegiate distance runners and found that the sex difference in competitiveness persisted among the fastest runners. The researchers used surveys to evaluate each runner's motivation, training volume, and desire to compete at an elite level after college.

Online discussion forums good for well-being, study shows

A new study reveals that online forums have positive links to well-being and are associated with increased community engagement offline. Users of these forums who engage more with others experience greater benefits, including improved mental health and increased involvement in offline activities.

Certain interactive tools click with web users

Researchers examined how people interacted with various web navigation tools to find that interactive tools can shape user perceptions of website content. Participants preferred simple clicking and mouse-over tools over more complex features like the 3D carousel.

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.

Have we achieved the millennium development goals?

The millennium development goals have made remarkable progress in areas such as child mortality reduction and HIV prevention. However, significant shortfalls remain in other areas, including newborn death rates and undernutrition.

Patients grapple with high cost of arthritis medications

A recent study found that patients with rheumatoid arthritis face high initial copayments and then fall into a coverage gap, where they pay 45% of drug costs. This financial burden can be substantial, with some patients paying over $2,700 annually before receiving relief from catastrophic coverage.

Engineered softwood could transform pulp, paper and biofuel industries

Scientists demonstrate potential for engineered softwoods to process more easily into pulp and paper by incorporating S-monomers, a key feature of hardwoods. This breakthrough could improve industry economics and reduce environmental impact by making biomass processing faster and more efficient.

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.

Caring for blindness: A new protein in sight?

Researchers discover that blocking Slit2 protein prevents pathological blood vessel development in the retina, leading to a potential new treatment for vasoproliferative ocular diseases. The study suggests that therapies targeting Slit2 and its receptors may be beneficial for patients resistant to conventional anti-VEGF therapies.

Virtual telescope expands to see black holes

Astronomers have combined telescopes across the Earth to create the Event Horizon Telescope, which will take detailed images of the supermassive black hole at the center of the Milky Way galaxy. The South Pole Telescope has joined the EHT, bringing a two-to-three times increase in resolution to study black holes and test Einstein's the...

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Amazon rainforest losses impact on climate change, study shows

A recent study reveals that human activity has removed over one-tenth of trees and plants from the Amazon since the 1960s, contributing to rising carbon dioxide levels. The deforestation has increased the atmosphere's carbon content by 1.5% since the mid-19th century.

Fishing impacts on the Great Barrier Reef

Research reveals that removing predatory fish through fishing causes significant changes to the reef's fish populations, altering the balance of the ecosystem. The study supports the continued use of marine reserves, which are effective in preserving predator numbers.

Type 2 diabetes: Understanding regulation of sugar levels for better treatment

Researchers have identified a new mechanism that controls glucagon secretion in humans, which could lead to more effective treatment of type 2 diabetes. By understanding this phenomenon, it is possible to elucidate the paradoxical effect of a new class of diabetes drugs and suggest modifications to this new type of treatment.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

RIT scientist chosen as an Astronomy in Chile Educator Ambassador

Brian Koberlein, RIT's senior lecturer in Physics and Astronomy, will visit telescope sites in Chile from June 20-30 to learn about instruments and research. He aims to bring this connection to his students, highlighting US astronomy efforts and their impact on society.

Getting better all the time: JILA strontium atomic clock sets new records

The JILA strontium atomic clock has achieved unprecedented precision and stability levels, outperforming previous world records by more than three times. This breakthrough enables the measurement of tiny changes in time and gravity, with applications in advanced communications, positioning technologies, and relativistic geodesy.

Why some neurons 'outsource' their cell body

Using mathematical models, researchers show that externalizing the cell body increases electrical signal transmission at no additional energetic cost. This design allows for efficient transmission of small input signals to neighboring cells.

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.

New archive creates global access to rare African photos

A new archive of Malian photography has been created, providing valuable documentation of modernization in West Africa. The archive features original black-and-white negatives dating from the 1940s, offering a unique perspective on village-based lifestyles and cultural practices.

Higher education finds a better way to implement cloud services

The Internet2 NET+ initiative brings together universities to develop a collaborative strategy for cloud technology offerings, ensuring standards are met for security, accessibility, and integration. By leveraging the cloud, institutions can improve operating efficiency, enhance collaboration, and reduce costs.

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.

Extending climate predictability beyond El Niño

Researchers have made breakthroughs in predicting tropical Pacific climate variations, extending the lead time from three seasons to up to three years. The new findings reveal a more complex relationship between the Atlantic and Indian Oceans, providing insights into long-term climate variability and its impact on global weather patterns.

Concerns over UK government plan to increase participation in school rugby

Experts from Queen Mary University of London warn that the UK government's plan to increase school rugby participation ignores serious levels of injury, lack injury surveillance systems, and fails to address tackle safety. The researchers call for the implementation of injury prevention programmes and monitoring strategies.

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.

Protein identified that serves as a 'brake' on inflammation

A study led by St. Jude Children's Research Hospital scientists identified a protein called NLRP12 that helps regulate inflammation in T cells. The findings suggest how mutations in the Nlrp12 gene cause disease, paving the way for developing targeted therapies to ease symptoms of autoinflammatory diseases like multiple sclerosis and c...

Calculating how the Pacific was settled

A University of Utah anthropologist analyzed statistics to determine how Pacific islands were settled between 3,500 and 900 years ago. The study found that seafarers traveled mostly against prevailing winds and sought easily visible islands, rather than relying on distance or resource availability.

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.

'Holey' graphene for energy storage

Researchers at the University of California - San Diego have discovered a method to increase electric charge storage in graphene, a two-dimensional form of carbon. The 'holey' structure introduces charged defects that increase capacitance by three-fold, making it useful for quick bursts of energy.

Finding liver cancer early and reversing its course

Researchers have discovered a damaged DNA lesion that may serve as an early biomarker for liver cancer. Polyphenon E, a green tea extract, also shows promise in suppressing the lesion and preventing tumor development.

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.

Regular consumption of yogurt does not improve health

A Spanish study involving over 4,400 adults found no link between regular yogurt consumption and improved physical and mental parameters. The study suggests that more specific instruments are needed to determine potential benefits of yogurt on health.