Bluesky Facebook Reddit Email

Science News Archive March 2015


Page 10 of 38

Physicists solve low-temperature magnetic mystery

Researchers have made an experimental breakthrough in understanding the Kondo Effect, a phenomenon affecting electrical resistance in materials. The discovery could lead to new technologies, including magnetic refrigeration and magnetocaloric properties, which could significantly reduce energy costs and carbon dioxide emissions.

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.

Cancer patients want more information about medical imaging risk

A new study found that cancer patients have variable knowledge about imaging tests, with most wanting basic education about radiation use and understanding how tests differ. Patients also desired information on potential long-term risks and participation in decision-making about medical imaging.

'Goldilocks material' could change spintronics

A team at Trinity College in Dublin has discovered a new class of magnetic materials based on Mn-Ga alloys, which could revolutionize data storage and increase wireless data transmission speeds. The material has unique properties that make it immune to external magnetic fields and free from demagnetizing forces.

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.

Lung transplant patients in the UK fare better than publicly insured Americans

A study found that UK patients with cystic fibrosis who received transplants had better survival rates than publicly insured Americans. The research suggests that a single-payer national health care system can provide complex, coordinated and expansive care with long-term outcomes similar to those achieved by private insurance.

NASA sees Nathan weakening near Darwin, Australia

Tropical Cyclone Nathan's maximum sustained winds dropped to 30 knots (34.5 mph/55.5 kph) as it continued to move across land in the Top End of Australia's Northern Territory. The storm was weakening inland and had low potential for regeneration over the next few days.

Higher volume of scoliosis surgeries linked to reduced reoperation rates

Researchers at NYU Langone found that adolescent patients who undergo high-volume scoliosis surgery have significantly lower reoperation rates compared to those with low-volume surgeons. The study suggests that experienced spine surgeons can reduce complications and need for revision surgeries.

Got (fresh) milk?

Researchers have developed a new technology to preserve milk without refrigeration or chemicals, reducing waste and increasing income for small farmers. Pulsed electric fields can kill bacteria and extend shelf life without constant electricity supply.

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.

The challenges for anthropologists when they're the expert in the courtroom

Researchers examine how anthropology is applied in the courtroom, highlighting differences between cultural anthropologists' definitions of culture and the legal system's understanding. Leila Rodriguez presents her own experience testifying in a sexual abuse case, discussing approaches to data collection and its impact on testimony.

Why some HPV infections go away and others become cancer

A new study found that unpredictable division patterns in HPV-infected stem cells play a critical role in eradicating the virus. This finding suggests that tweaking infected cell division patterns may help clear HPV infections and lower cancer risk.

Quarantine yes/no?

A novel decision tree assesses quarantine's impact on disease spread and individual freedoms. The authors warn against premature quarantine measures without evidence-based data.

Apple iPhone 17 Pro

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

New technique paints tissue samples with light

Researchers developed a new imaging technique that enables fast and broad diagnostic assessments using infrared light, eliminating the need for chemical stains. This allows pathologists to obtain precise information from tissue samples without damaging them.

Building shape inspires new material discovery

Researchers at Australian National University have created a topological insulator that can bend light around corners with no loss of signal, opening possibilities for nanoscale light sources, efficient antennas, and quantum computing.

Celestron NexStar 8SE Computerized Telescope

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

Genetic discovery may offer new avenue of attack against schistosomiasis

Researchers at Oregon State University have discovered a group of genes in snails that provide natural resistance to the flatworm parasite causing schistosomiasis. This finding offers potential new avenues for treatment and control of the disease, which can cause chronic disability and even lead to bladder cancer.

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.

A vineyard's soil microbes shape the grapes' microbial community

Researchers found that soil microbes are the primary source of bacteria colonizing grapevines, affecting disease resistance, stress tolerance, and productivity. The study's findings could lead to biotechnological advances in producing hardier crops and improving wine quality.

Milk could be good for your brain

New research at KU Medical Center found a correlation between milk consumption and increased levels of glutathione in the brain. Participants who drank milk recently had higher glutathione levels, which could help stave off oxidative stress and its associated diseases.

More flavorful, healthful chocolate could be on its way

Researchers have developed a new technique to retain more antioxidants in chocolate by storing cocoa pods for a few days before fermentation. This process, called pulp preconditioning, resulted in higher antioxidant activity and more polyphenols in the beans.

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.

Brain tumor cells decimated by mitochondrial 'smart bomb'

Researchers have designed a drug called MP-MUS that targets the energy source of brain tumor cells, crippling their ability to grow and divide. In animal models and human tissue cultures, MP-MUS destroyed 90-95% of malignant glioma cells without affecting healthy brain cells.

A call for more research on brain damage in American football

Experts say research is needed to develop strategies to protect athletes from brain injury, citing a lack of long-term studies and unclear causes. Chronic traumatic encephalopathy (CTE) has been linked to repeated blows to the head, but diagnosis requires autopsy and more research is needed to understand its development.

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.

Norovirus candidate vaccine induces broad antibody responses in trial participants

A multivalent vaccine candidate induced broad antibody responses in trial participants, including to non-vaccine strains, suggesting a possible solution to evading immunity. The study provides evidence that VLP-based vaccines may overcome antigenic drift, but further development and clinical trials are needed for a vaccine suitable for...

Fat turns from diabetes foe to potential treatment

Researchers have discovered a new class of potentially therapeutic lipids, FAHFAs, which are found at lower levels in people with insulin resistance. Administering FAHFAs to diabetic mice improved glucose metabolism and insulin secretion, suggesting a potential avenue for developing novel medications.

Air pollution linked to increased risk of anxiety and stroke

A new series of articles examines the association between air pollution and health, with studies finding links between short-term exposure and increased risks of stroke and anxiety. The research highlights the need for policy changes to reduce exposure in highly polluted regions.

Concerns over the online market of human breast milk

The unregulated online market for human breast milk puts infants at risk due to lack of pasteurization and proper testing. Experts call for legal regulation and training for healthcare workers to ensure safe alternatives are offered to mothers struggling with breastfeeding.

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.

After learning new words, brain sees them as pictures

A Georgetown University Medical Center study found that brain neurons learn words quickly by tuning to recognize complete words as visual objects, not parts of them. The 'visual word form area' in the left side of the visual cortex remembers how whole words look, facilitating fast reading and helping people with reading difficulties.

NASA satellites catch 'growth spurt' from newborn protostar

Astronomers have discovered an outburst from a young protostar called HOPS 383, revealing a sudden accumulation of gas and dust. The eruption is thought to be caused by instabilities in the disk around the protostar, leading to an extreme hot spot that heats up the surrounding material.

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.

Children less likely to come to the rescue when others are available

Research shows that children as young as 5 years old exhibit the bystander effect when others are present and available to help, suggesting they take responsibility into account. The study's findings highlight the complexity of young children's helping behavior and indicate that interventions should address diffusion of responsibility.

NASA-funded mission studies the Sun in soft X-rays

Scientists have made significant discoveries about the Sun's behavior in soft X-rays, shedding light on heating mechanisms and coronal composition. The study found that nanoflares, tiny explosions on the Sun, could be responsible for increased soft X-ray emissions, which also affects space weather events near Earth.

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.

Meta Quest 3 512GB

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

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.

Pay gap between male and female RNs has not narrowed

A study analyzing salaries of registered nurses in the US from 1988 to 2013 found that male RNs consistently outearned their female counterparts across settings, specialties, and positions. The pay gap remained unchanged over time, with an estimated $5,148 difference in adjusted earnings.