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Science News Archive March 2014


Page 15 of 34

Spices and herbs intervention helps adults reduce salt intake

A new study reveals that teaching people to flavor food with spices and herbs is more effective at reducing salt intake than self-reduction. Participants who received a behavioral intervention consumed an average of 966 mg/day less sodium than those who reduced their sodium intake on their own.

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.

Ruling with an iron fist could make your child pack on pounds

Researchers found that children of authoritarian parents had a higher chance of being obese, with kids aged 2-5 having a 30% higher risk and those aged 6-11 having a 37% higher risk. A balanced parenting style, characterized by affection and limits, was associated with lower obesity rates.

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.

Analysis: Industry-sponsored academic inventions spur increased innovation

A new analysis found that industry-funded inventions yielded patents and licenses more frequently than federally sponsored ones, with increased forward citations. Despite concerns about exclusive licensing, the study showed that corporate-sponsored inventions were not more likely to be tied up in restrictive agreements.

Protein 'rescues' stuck cellular factories

Researchers at Johns Hopkins Medicine used a powerful data-crunching technique to understand how the protein Dom34 keeps defective genetic material from disrupting cellular functions. The study found that Dom34 'rescues' protein-making factories called ribosomes when they get stuck obeying defective genetic instructions.

The aging brain needs REST

A new study reveals that REST, a gene regulator active during fetal brain development, switches back on later in life to protect aging neurons from various stresses. The researchers also showed that REST is lost in critical brain regions of people with Alzheimer's and mild cognitive impairment.

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.

A 'chicken from hell' dinosaur

The newly discovered Anzu wyliei was an omnivore that roamed the Dakotas with T. rex 66 million years ago and stood over 10 feet tall. The dinosaur's fossil discovery sheds light on a previously limited category of oviraptorosaur theropod dinosaurs.

US women unfamiliar with most stroke warning signs

A study found that more than half of US women identified sudden weakness as a stroke warning sign, but fewer recognized other symptoms like difficulty speaking or vision loss. Hispanic women were less likely to know most stroke signs.

Apple iPhone 17 Pro

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

No-refrigeration, spray vaccine could curb diseases in remote areas

A new type of single-dose vaccine that doesn't require refrigeration is being developed to combat emerging and re-emerging diseases in remote areas. The 'nanovaccine' can be stored at room temperature for up to six months and works by triggering both humoral and cell-mediated immune responses.

Future heat waves pose threat to global food supply

A new study estimates that future heat waves could double crop yield losses, particularly for maize, and offset positive CO2 fertilisation effects on wheat and soybean yields. Climate mitigation policies can help reduce risks of negative impacts on global food supply.

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.

Comeback of an abandoned antibiotic

Researchers find trimethoprim to be an effective antibiotic against streptococcal infections in some regions, with a lower frequency of resistance than previously believed. The study also identifies three causes for rapid spread of resistance, highlighting the need for responsible antibiotic use.

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 scientific legacy of colonialism in Africa

A study by researchers at the University of Lomé suggests that African nations with a British colonial legacy have superior enrolment levels in higher education, leading to increased scientific productivity. The analysis also highlights the impact of language on scientific achievements, with English being a key factor.

North Shore-LIJ Cancer Institute doctors' editorial published

A recent German study on a new drug therapy for chronic lymphocytic leukemia (CLL) has been published in the New England Journal of Medicine. North Shore-LIJ Cancer Institute doctors highlight that most CLL patients are elderly with coexisting health issues, and the study found that subjects receiving obinutuzumab-chlorambucil had an a...

Radiation damage at the root of Chernobyl's ecosystems

Research finds radiation contamination hinders plant matter decomposition, leading to dry detritus buildup and increased wildfire hazard. Slower decomposition also reduces nutrient supply for plants, affecting tree growth near the Chernobyl site.

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.

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.

Thermal conductance can be controlled like waves using nanostructures

Scientists at the University of Jyväskylä, Finland, have demonstrated that it's possible to change a material's thermal conductance by tuning the wave-like properties of heat flow. By fabricating a nanoscale mesh structure, they were able to reduce phonon thermal conductance by almost an order of magnitude.

Diabetes in middle age may lead to brain cell loss later in life

A study published in Neurology found that developing diabetes and high blood pressure in middle age is associated with brain cell loss and cognitive problems later in life. Middle-aged individuals with these conditions had smaller brain volume and increased risk of thinking and memory issues compared to those without the conditions.

Sometimes less is more for hungry dogs

A study published in Springer's journal Animal Cognition found that hungry dogs often choose the lesser option when given two choices, suggesting a 'less is more' effect. The researchers believe this may be due to mental shortcuts that prioritize average quality over quantity.

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.

101 liver cancer drug candidates pave the way to personalized medicine

A novel simulation-based approach has been used to find and evaluate new potential drugs for liver cancer, identifying 101 compounds predicted to prevent cancer growth in most patients. The researchers simulated the effect of over 3,000 antimetabolites on healthy cells to predict their toxic effects.

Genetic test could improve colon cancer screening

A new non-invasive genetic test detected 92% of colon cancer cases, outperforming a traditional fecal immunochemical test in asymptomatic participants. The test's high sensitivity could lead to increased screening rates and reduced deaths from colorectal cancer.

Vanderbilt diabetes researchers track cells' ability to regenerate

Researchers at Vanderbilt University Medical Center have found evidence that the insulin-secreting beta cells of the pancreas can regenerate. This surprising discovery suggests that understanding how regeneration occurs may lead to new treatments for the rising tide of diabetes, affecting over 8% of the US population.

Elsevier launches open-access journal: Internet Interventions

Internet Interventions, a new OA journal from Elsevier, publishes high-quality research on the application of information technology in mental and behavioral healthcare. The journal aims to fill the gap in dedicated peer-reviewed scientific journals for e-mental health research.

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.

NASA's Van Allen Probes reveal zebra stripes in space

The Van Allen Probes have discovered persistent zebra stripes in the inner radiation belt surrounding Earth, caused by the planet's slow rotation. This structure is produced by the oscillating electric field generated by Earth's magnetic field axis.

Past HIV vaccine trials reveal new path to success

Researchers have identified a subclass of antibodies associated with an effective immune response to an HIV vaccine. The study provides key insights that could aid the development of new vaccines, focusing on understanding the underlying quality of the immune response.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Tiny transistors for extreme environs

Researchers at the University of Utah created the smallest plasma transistors that can operate in extreme environments, including nuclear reactors. These devices have the potential to enable innovative applications such as medical X-ray imaging and real-time air quality monitoring, and could be used to control robots in nuclear reactors.

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.

Critical illness increases risk of psychological problems

A new study reveals that one in seven critically ill patients who received mechanical ventilation experience anxiety, depression, and insomnia. The research highlights the need for improved prevention and treatment of psychological problems in these patients.

Scientists describe gut bacteria that cause sepsis in preterm infants

Researchers characterized the gut bacteria of premature infants who developed sepsis, suggesting a new approach to early detection and prevention. Genetic matches were found between bacteria in stool samples and those in blood samples, indicating that gut bacteria are responsible for these infections.

Magnetic behavior discovery could advance nuclear fusion

Researchers from the University of Michigan and Princeton have discovered a new kind of magnetic behavior that can help make nuclear fusion reactions more efficient. This breakthrough could lead to advancements in nuclear energy, as fusion generates helium without radioactive waste.

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.

Research reveals true value of cover crops to farmers, environment

A study published in Agricultural Systems found that planting cover crops increases eight of eleven ecosystem services, including carbon and nitrogen retention, erosion prevention, and weed suppression. The research highlights the importance of considering temporal dynamics when assessing management system effects on ecosystem services.

Meta Quest 3 512GB

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