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Science News Archive 2019


Page 72 of 486

NRRI scientist sheds light on complexity of biodiversity loss

A study by NRRI scientist Chris Filstrup found that the evenness of species distribution is a stronger signal of ecosystem function than species richness. This discovery has implications for conservation practices and understanding biodiversity loss impacts, especially in the face of climate change stress.

New research tool for studying mitochondrial disorders and aging

Researchers have developed a new tool to study how mitochondrial protein synthesis is affected by disease, pharmaceuticals, ageing and different physiological situations. The MitoRibo-Tag mice provide a valuable tool for future studies on how mitochondrial function regulates human health.

Wild animals evolving to give birth earlier in warming climate

Researchers have discovered that genetic changes caused by natural selection are contributing to an early shift in the birth dates of wild red deer on Scotland's Isle of Rum. The deer population has been adapting to a warming climate, giving birth three days earlier per decade since the 1980s.

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.

US Innovation Program brings international entrepreneurs to Purdue

Purdue University is hosting two international entrepreneurs from Brazil and Uganda as part of the US Department of State's Global Innovation through Science and Technology Initiative. Marcos Valadares and Allan Eden are spending four weeks at the Purdue Foundry, refining their ideas and connecting with business experts.

Palm oil: Less fertilizer and no herbicide but same yield?

A large-scale experiment by the University of Göttingen has shown that reducing fertilizer input and eliminating herbicides in palm oil plantations can maintain profits while promoting biodiversity and soil health. The study's preliminary results are encouraging, suggesting a potential environmentally sustainable approach to the industry.

Your dog might be hiding its true colors

A study from Purdue University found that some breeds of dogs have hidden coat colors and other traits due to genetic variations. The researchers analyzed data from 212 dog breeds and discovered that up to 48 breeds possess the tailless gene variant, often at low frequencies.

Apple iPhone 17 Pro

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

Mind-body therapies alleviate pain in people prescribed opioids

A new study found that mind-body therapies such as meditation/mindfulness, hypnosis, and cognitive-behavioral therapy can significantly reduce pain severity and opioid use among patients treated with prescription opioids. These findings have critical implications for medical professionals seeking effective treatments for pain management.

Mutations linked to expression of genes associated with complex traits

A recent study published in Nature Genetics has identified short tandem repeats, also known as eSTRs, which impact nearby gene expression in the human genome. The researchers found over 28,000 eSTRs associated with various complex traits, including schizophrenia, inflammatory bowel disease, and intelligence.

Meta Quest 3 512GB

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

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.

Discovered a new process of antitumor response of NK cells in myeloma

Researchers have discovered a new mechanism of antitumor response of Natural Killer (NK) cells in myeloma, utilizing histones. Histones bind to CD138 receptors on myeloma cells, promoting tumor cell aggregation and enhancing the recruitment of T lymphocytes, thereby increasing antitumor activity.

Cancer metastasis: tumor plasticity counts

The study found that tumor cells undergoing epithelial to mesenchymal transition (EMT) play a key role in metastasis. However, the reverse transition, MET, is occurring at the metastatic site, suggesting that EMT is not always required for metastasis.

Theme parks linked to increased crime risk, says study

A new study has found that theme parks can increase crime rates in surrounding neighborhoods, with offenses rising by 198% near Universal Studios. The researchers recommend more active policing strategies and reducing the number of places near theme parks that attract crime.

Achilles heel of tumor cells

A team of scientists has identified a specific gene, eIF2B5, that is essential for the survival of colon cancer cells with APC mutations. Inhibiting this gene causes programmed cell death in mutated cells but not in healthy cells, providing a promising new target for antitumor therapies.

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.

Changes in high-altitude winds over the South Pacific produce long-term effects

A new study found that changes in high-altitude winds over the South Pacific produce fundamental effects on ocean circulation and the stability of the West Antarctic Ice Sheet. The research also reveals closer atmospheric ties between mid-latitudes and the tropics, with significant implications for global climate mechanisms.

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.

Substance use, misuse and dependence: A PLOS Medicine special issue

The PLOS Medicine special issue examines the challenges of substance use and misuse, including opioid epidemic in the US and differences in risks among refugees and non-refugee migrants. Research findings suggest that programmes focusing on prescription opioids may be missing a growing proportion of people at risk of harm from opioid m...

ER focus on immediate medical issues can miss the bigger picture

A new UCSF study examines the use of medical, behavioral, and social services among frequent ED users, revealing their complex social needs and the need for care coordination. The researchers found that these patients are generally sicker than infrequent ED users and seek a wide range of services.

SMART discovers breakthrough way to look at the surface of nanoparticles

Researchers from SMART have discovered a new method called Molecular Probe Adsorption (MPA) that enables the exploration of nanoparticle surfaces without damaging them. This breakthrough technique is substantially faster and cheaper than existing chemical methods, allowing for universal characterization of nanoparticles with any geomet...

Quality of life changes after weight loss

A new study found that intensive lifestyle interventions, combined with medication, produce clinically significant improvements in quality of life outcomes for obese patients. Participants who received both liraglutide and behavioral therapy achieved more meaningful weight-related quality of life improvements compared to those who rece...

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.

Potential drug targets for glioblastoma identified

Researchers at Karolinska Institutet have identified 10 novel glioblastoma-specific endothelial cell transcripts that could represent potential tumour-targets for therapy. The study uses a new method to process human brain tissue data and identifies disease-related changes in cells lining tumour blood vessels.

Talk to the hand

Researchers at the University of Missouri found that when a person loses a hand, both 'hand areas' of the brain become dedicated to the remaining healthy hand. Functional MRI scans revealed that the brain reorganizes its neural map and reroutes functions to the remaining hand after deprivation of input from a lost hand.

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.

Why is ice so slippery

A thin layer of liquid water, much thinner than expected, is found to reduce friction on ice, with complex viscoelastic properties. This film's unusual behavior contradicts existing theories and offers new insights into ice gliding and winter sports.

Weight-loss surgery may counter genetic risk for developing breast cancer

Women with a genetic predisposition for breast cancer were 2.5 times more likely to develop malignancy without weight-loss surgery, but the risk was significantly reduced after bariatric or weight-loss surgery. The study found that weight-loss surgery cut the overall risk of developing cancers linked to obesity by 20 percent.

Ultrafast quantum motion in a nanoscale trap detected

Scientists have developed a protocol to measure ultrafast electronic dynamics with picosecond resolution, revealing the spatial oscillation of electrons at sub-terahertz frequencies. The detection scheme utilizes a quantum-mechanical resonant state formed beside the trap, providing new insights into nano-electronics and quantum computing.

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.

Birth control options out of reach for many low-income women

Young, low-income women in Canada are more likely to use no contraception or condoms only, compared to those with higher incomes. The study found that lower household income is associated with decreased use of effective birth control methods and increased risk of unintended pregnancy.

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.

Are students getting enough air?

A recent study found that only 15% of California K-12 classrooms met the recommended ventilation standard, leading to high CO2 levels and thermal discomfort. The researchers recommend improvements such as commissioning, fan operation, filter replacement, and CO2 monitoring to ensure adequate air quality.

Persistent drizzle at sub-zero temps in Antarctica

Researchers recorded persistent drizzle at temperatures below minus 13 degrees Fahrenheit in Antarctica, with the presence of low concentrations of airborne particles contributing to its formation. The findings have implications for improving the accuracy of climate models in polar regions.

Scientists studied the reasons for plant extinction in different world regions

A recent study found that plant extinction rates have increased significantly, particularly in biodiversity hotspots, due to human activities such as agriculture and urbanization. The research group also discovered that the extinction rates of perennial herb plants growing in temperate regions are among the most threatened.

Teen vapers prefer mint flavored e-cigarettes, USC study shows

A new USC study reveals that mint is the most popular flavor among U.S. teens who vape, contradicting previous studies that linked fruit flavors to teen vaping. The findings cast doubt on the effectiveness of JUUL's voluntary product removal and federal regulations aimed at reducing youth vaping.

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.

Popular flavors of JUUL electronic cigarettes used by teens

A study of over 14,000 US teenagers found that mint was the most popular JUUL flavor among 12th and 10th graders, while mango was favored by eighth graders. The findings raise questions about regulations to reduce e-cigarette use by adolescents

Infectious cancer in mussels spread across the Atlantic

A study published in eLife reveals that an infectious cancer has spread to two different species of mussels on both sides of the Atlantic Ocean, likely due to accidental transport on ships. The cancer is believed to have originated from a single mussel with a primary cancer and has since infected multiple species across the globe.

New 'bike helmet' style brain scanner used with children for first time

Researchers have successfully used a new 'bike helmet' style brain scanner with young children for the first time, measuring brain activity during natural activities. The technology enhances Magnetoencephalography (MEG) to study healthy brain function and neurological conditions in children.

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.

NASA tracking remnants of Tropical Cyclone Matmo

The remnants of Tropical Cyclone Matmo are being monitored by NASA's Aqua satellite for signs of regeneration. Forecasters believe the low-pressure system has developed thunderstorms and is moving north towards Bangladesh.

When managing a company, less is more

Michigan State University researchers identified key elements of a company's product portfolio and brand strategy that drive success in marketing. The study found that developing high-quality brands within a portfolio and innovating products are critical to maximizing sales and market share.

World scientists declare climate emergency

A global team of scientists declares a climate emergency, warning of 'untold human suffering' without drastic shifts in human activities contributing to greenhouse gas emissions. The declaration outlines six areas of action, including energy conservation, reducing short-lived pollutants, and stabilizing the global population.

New assessment could identify risks of frailty

Researchers developed a new assessment to identify risks of frailty through blood biomarkers, providing potential solutions for personalized treatment. The study involved analyzing 1191 elderly people and identified 12 metabolites that differentiate between frail and non-frail individuals.

Fluke 87V Industrial Digital Multimeter

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

AI blood test can spot signs of brain tumor to speed up diagnosis

Researchers developed an AI-powered blood test that can spot chemical clues indicative of brain tumors, allowing for quicker diagnoses and improved survival rates. The test, combining infrared spectroscopy with AI analysis, accurately identified 82% of brain tumors in a study of 400 patients.