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Science News Archive July 2015


Page 21 of 34

You need this hole in the head -- to be smart

University of Adelaide researchers found a significant correlation between brain volume and blood flow rate in primates, indicating faster cognitive ability. The study suggests that brain metabolic rate increased with brain size, leading to higher intelligence.

Apple iPhone 17 Pro

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

Oregon study suggests organic farming needs direction to be sustainable

A University of Oregon researcher found that large-scale organic farming operations are not reducing greenhouse gas emissions, despite being considered a sustainable alternative. The study suggests stricter adherence to sustainability-driven farm practices and increased governmental oversight are needed.

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.

Combined use of antidepressants and painkillers linked to bleeding risk

A recent study published in The BMJ found that taking a combination of antidepressants and common painkillers increases the risk of bleeding. The researchers analyzed data from over four million patients and found a substantially increased bleeding risk with combined use of antidepressants and NSAIDs, especially in men.

Stem cell transplant alleviates symptoms in lupus animal models

Researchers found that mesenchymal stem cells alleviate inflammation and nephritis in mice with SLE, suggesting a potential treatment for severe autoimmune diseases. The study showed that MSCs suppress T helper cell development, which helps to slow disease progression.

Innovative project brings peace to those near death: McMaster study

A new study led by McMaster University professor Dr. Deborah Cook found that a program honoring patients' last wishes creates meaning, memories, and closure at death. The Three Wishes Project, which involved 40 dying patients and their families, resulted in the implementation of 97.5% of requested wishes.

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.

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.

Dads' parenting of children with autism improves moms' mental health

Research suggests that fathers who read to their infants with autism and take active roles in caregiving activities can reduce mothers' depression and stress. The study found that when fathers engage in literacy and responsive caregiving activities, mothers report fewer depressive symptoms and improved well-being.

Exercise may reverse age-related bone loss in middle-aged men

Middle-aged men with low bone mass can improve bone density through exercise-based interventions, such as weight-lifting and jumping programs. These exercises, completed for at least six months, increase bone mass in the whole body and lumbar spine, reducing the risk of osteoporosis.

Spray application of respiratory cells holds promise for tissue engineering

A new study demonstrates the ability to apply a thin coating of viable respiratory epithelial cells to tissue engineered constructs using a commercially available spray device, providing a promising approach for repairing or replacing challenging structures like trachea or bronchi. The effects of air pressure and nozzle diameter on cel...

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.

Study highlights pneumonia hospitalizations among US adults

A new study from Vanderbilt University Medical Center found that viruses, not bacteria, are the most commonly detected respiratory pathogens in U.S. adults hospitalized with pneumonia. The study highlights the need for more sensitive rapid diagnostic tests to identify pneumonia pathogens and target appropriate treatments.

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.

Obesity-related behaviors increase when school's out

Researchers found that children on summer break consume more sugar, watch more TV, and eat fewer vegetables than the rest of the year. Despite differences in obesity behaviors between income groups, overall patterns were similar across households above and below poverty thresholds.

Law governing anomalous heat conduction revealed

Researchers have discovered a new law governing anomalous heat conduction, which scales up with temperature in a power law manner. This finding challenges previous exponential scaling predictions and provides insights into the thermal transport of electrons.

Benzodiazepines not recommended for patients with PTSD or recent trauma

A systematic review and meta-analysis concludes that benzodiazepines are not effective for posttraumatic stress disorder (PTSD) treatment and may even worsen symptoms. The study found that benzodiazepines were associated with no improvement in PTSD-related outcomes and increased the risk of developing PTSD in patients with recent trauma.

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.

Constant change

The determination of fundamental constants is becoming increasingly accurate, according to a review paper published this week. This will aid in the redefinition of standard scientific units, including the kilogram and the Kelvin, by 2018.

New cell division mechanism discovered

A team of Canadian and British researchers has made a breakthrough discovery about the cell division mechanism, finding that chromosomes emit signals to influence microtubule action. This signaling pathway is crucial for the segregation of chromosomes during cytokinesis, a critical step in cell division.

Cancer survivors may face unique challenges when trying to adopt

A new study found that cancer survivors may face limited options for adoption due to agency policies, but a training program for oncology healthcare providers can provide valuable information. Cancer survivors often turn to adoption due to infertility caused by cancer treatments, but the process is long and costly.

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.

Researchers find 1 in 4 dogs competing at Crufts is overweight

Researchers at the University of Liverpool found that up to 26% of show dogs, particularly pugs, Basset hounds, and Labradors, are overweight due to their breeding history for physical activity. The team graded body condition and found significant health issues such as arthritis, diabetes, and respiratory diseases in obese dogs.

Polymer mold makes perfect silicon nanostructures

Researchers at Cornell University have created a polymer mold that can shape liquid silicon into perfect, 3-D single crystal nanostructures. The breakthrough uses extremely short laser pulses to heat the silicon without degrading the polymer mold.

Chemotherapeutic coatings enhance tumor-frying nanoparticles

Duke University researchers created a method to enhance tumor-frying nanoparticles with chemotherapeutic coatings, releasing drugs in heated tissue. The technique combines photothermal therapy with localized drug delivery, potentially increasing effectiveness.

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.

Found: A likely new contributor to age-related hearing loss

Research suggests that increased connections between sensory cells and nerve cells in the inner ear of aging mice may be contributing to age-related hearing loss. This finding could lead to new ideas for treating or preventing this condition in humans.

Cancers caught during screening colonoscopy are more survivable

Patients whose colorectal cancer is detected during a screening colonoscopy tend to live longer than those who wait until symptoms appear. The study found that these patients had cancer at an earlier stage and were more likely to survive beyond the study period, with about 55% surviving beyond the time of diagnosis.

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.

Ocean warming leads to stronger precipitation extremes

Researchers studied extreme precipitation events in coastal regions near warm seas and found a strong link between ocean warming and increased precipitation intensity. The Black Sea and eastern Mediterranean have warmed by about 2C since the early 1980s, leading to more frequent and intense convective storms.

Heat buckyballs to help environment

Researchers at Rice University have made a breakthrough in developing tunable carbon-capture materials by heating buckyballs to alter their properties. This process enables the creation of materials that can selectively capture carbon dioxide from various sources, including industrial flue gases and natural-gas wells.

Nanoscale light-emitting device has big profile

The researchers created a nanoresonator that can manipulate light to cast a large 'reflection', making objects appear 10,000 times larger than their physical size. This technology has huge implications for photography and solar power.

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.

Researchers find nanowires have unusually pronounced 'anelastic' properties

Researchers from North Carolina State University and Brown University discovered that nanoscale wires have a significant anelasticity - they return slowly to their original shape when bent. The discovery was made while studying the buckling behavior of nanowires, and it has important implications for electronics and wearable devices.

Better memory with faster lasers

Caltech researchers used ultrafast electron crystallography to visualize changing atomic configurations of phase-change materials. They discovered a previously unknown intermediate atomic state that represents a physical limit to data recording speeds.

Algae, quinoa, legumes top list of alternative protein choices

Research from the Institute of Food Technologists highlights algae, quinoa and pulses as promising alternatives to meat, rich in protein and low in environmental impact. These plant-based options are being increasingly adopted in food products, offering a sustainable solution for feeding the world's growing population.

The quantum physics of artificial light harvesting

A team of researchers developed an artificial model system to study quantum effects in light harvesting, revealing a delicate interplay between molecular vibrations and electrons. The resulting theoretical model explains experiments perfectly, shedding light on the physical mechanisms necessary for energy-efficient photovoltaic cells.

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.

Noninvasive prenatal testing may also detect some maternal cancers

A study published in JAMA reveals that noninvasive prenatal testing for fetal chromosome abnormalities can detect underlying conditions in the mother, including cancer. The test analyzes placental and maternal DNA to identify chromosomal abnormalities, but may also reveal undiagnosed cancers in mothers.

Rice tests wireless data delivery over active TV channels

Researchers developed a technology called WATCH, which allows wireless data transmissions over UHF channels without interfering with TV broadcasts. The system can provide at least six times more wireless data compared to traditional white-space spectrum.

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.

UB researcher explores first-responders' role in end-of-life calls

A new study provides a glimpse into the complex dynamics of end-of-life care and emergency response. Paramedics and EMTs often enter situations where a patient's end-of-life wishes contradict their professional code, requiring careful assessment and management to uphold those wishes.

One in 4 UK show dogs competing at Crufts is overweight

Research published in Veterinary Record found that one in four UK show dogs competing at Crufts was overweight, despite breed standards emphasizing ideal condition. The study suggests that widespread online exposure of show dog images may be normalizing canine obesity.