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Science News Archive 2021


Page 190 of 510

Sea levels influence eruptions on volcanic island

Researchers found a 40-meter fall in sea level increases eruption likelihood at Santorini and possibly other volcanoes worldwide. Climate change impacts volcanic activity, particularly as ice sheets retreat and global sea levels rise.

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.

Pulsed lasers in liquids speed up hunt for effective catalysts

Researchers at the University of Rochester have developed a new method using pulsed lasers in liquids to create nanoparticles that can be easily tested for use as catalysts. This technique accelerates the process of discovering effective catalysts, which is crucial for producing essential materials and clean fuels.

New app helps relieve back pain

A new app called selfBACK has been developed to help people deal with back pain in a better way. The app uses artificial intelligence and draws on other people's experiences with back pain to provide tailored advice and feedback.

Diabetes: Study of satiety mechanism yields new knowledge

Scientists discovered impaired leptin transport to the brain via LepR receptors leads to pre-diabetic state and exhausted insulin secretion. Reintroducing leptin restores pancreatic function-promoting action, suggesting a crucial brain role in type 2 diabetes management.

Apple iPhone 17 Pro

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

One of world’s rarest chameleons found clinging to survival

Chapman's Pygmy Chameleon, one of the world's rarest chameleons, has been found in surviving patches of forest in Malawi. The species was feared extinct due to forest loss and habitat fragmentation, leading to reduced genetic diversity and increased extinction risk.

Where you live may affect your long term survival after heart attack

A Kaiser Permanente study of over 31,000 heart attack patients in Southern California revealed significant racial disparities in long-term survival. Black patients from lower-resourced neighborhoods were more likely to die within 5 years after a heart attack compared to white patients, regardless of healthcare access.

Stinkweed could make a cleaner bio-jet fuel, study finds

A new study suggests that growing stinkweed as a crop could produce cleaner jet fuel with fewer environmental impacts than other biofuels. The study found that stinkweed requires less fertilizer and pesticides, resulting in lower carbon dioxide emissions and air pollution.

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.

Cancer vaccine improves outcomes in Lynch syndrome model

A new cancer vaccine strategy showed promise in a proof-of-concept study, reducing tumor burden and improving overall survival in an animal model of Lynch syndrome. The vaccine targets specific neoantigens produced by cancer cells, stimulating a robust immune response.

How headless hydra feel, react to prodding

Researchers at Rice University have developed a model of how internal states and external stimuli shape the behavior of hydra, a tiny, jellyfish-like creature. By studying their neural networks, scientists can gain insights into fundamental principles that may apply to more complex animals.

Internet CBT for depression reviewed and analyzed

An international study found that internet-based cognitive behavioral therapy (iCBT) is as effective as traditional CBT in treating mild to moderate depression, especially for the elderly. The study also identified harmful components of online treatments and emphasized the importance of regulating iCBT programs.

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.

Flood water: Toxins from the riverbed

A review of previous scientific studies on pollutant release from sediments during extreme flood events reveals significant risks to human and environmental health. The study highlights the need for good river management to address long-term consequences of pollutants in riverbeds.

Trauma Informed Care can help break the cycle of violence

The American College of Surgeons proposes four strategies to address the root causes of violence, including investing in at-risk communities and advocating for policy changes. Trauma Informed Care is a key feature of these strategies, aiming to foster empowerment and partnership with patients.

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.

Could residential heat pumps be part of the climate solution?

A new study by University of Michigan researcher Parth Vaishnav suggests that deploying residential heat pumps can cut greenhouse gas emissions and save households money if the US grid becomes cleaner. However, raising heating costs for some houses is a concern, especially in areas with dirty electrical generation mixes.

New research finds gay and bisexual men still earn less

A new study by Anglia Ruskin University found that gay and bisexual men earn less than heterosexual men due to workplace discrimination. Gay men earned 6.8% less, while bisexual men earned 10.3% less on average across Europe, North America, and Australia.

Ultramarathon Mountain Race weather was predicted; impact was not

Researchers found that high-impact weather events can be extreme, especially in context of human activities. Detailed hypothermia risk forecasts were not available for the race site, contributing to tragedy. The study highlights the need for improved warning systems and collaborations among scientists, governments, social media, and ci...

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.

Mapping of genetic control elements in the cerebellum

Researchers mapped genetic control elements of active genes in the mouse cerebellum, identifying over 200,000 control elements and a temporal pattern shared between different cell types. The study also shed light on the evolution of gene regulatory programmes in mammals.

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.

Trump’s ‘Muslim ban’ harmed health of Muslim Americans, study finds

A new study by Yale researchers found that the 'Muslim ban' led to a significant increase in missed primary care appointments and emergency department visits among Muslim-Americans. The study suggests that immigration policies can have indirect and unexpected consequences on the health of targeted communities.

What’s behind people’s hesitancy towards vaccination?

A new Polish study examines why people refuse vaccination, finding that generalized negative attitudes towards vaccines and confirmation bias play a significant role. Vaccine deniers often attribute negative symptoms to vaccines despite missing evidence of correlation.

Enabling safe delivery of RNA drugs to the lungs

Researchers at Hokkaido University created a lipid polymer that can carry genetic code into lung cells, potentially treating diseases such as acute respiratory distress syndrome and lung cancers. The delivery method bypasses the liver and targets specific lung cells without targeting ligands.

Celestron NexStar 8SE Computerized Telescope

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

"Greening” biomaterials and scaffolds used in regenerative medicine

Researchers create sustainable biofabrication method using acetic acid as a biologically benign solvent, reducing environmental risks and improving mechanical properties of biomaterials. The new 'green' fibers exhibit exceptional mechanical properties and preserved growth factor bioactivity.

Bird brains left other dinosaurs behind

Researchers discovered a rare bird fossil with nearly complete skull, allowing them to compare ancient bird brains to living birds. The study suggests that complex brain structure may have played a key role in the survival of bird ancestors during the mass extinction event.

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.

Bugs find bats to bite thanks to bacteria

A new study in Molecular Ecology found that blood-sucking flies specialize on bats by following chemical cues from skin bacteria. Researchers analyzed dozens of bat species and identified unique bacterial profiles associated with each group.

Cracking the code of crack propagation in rubberlike materials

Researchers from The University of Tokyo Institute of Industrial Science have identified the origin of a phenomenon that occurs when rubber materials under stress rapidly break. Their simplified step-loading model replicates the non-monotonic mechanical behavior observed in these materials, shedding light on the velocity jump phenomenon.

Beware using telemedicine for voice and speech therapy

A study by Boston University researchers found that popular teleconferencing platforms like Zoom and Microsoft Teams struggle to capture accurate acoustic measures of voice, leading to clinically significant differences in voice evaluations. The team tested five platforms and discovered that only Microsoft Teams performed relatively well.

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.

Study reveals source of DNA mutations in melanoma

Researchers found that UVB radiation from the sun causes chemical changes to DNA, leading to disease-causing mutations. This discovery sheds light on the origins of melanoma and highlights the importance of prevention efforts.

Scientists explore Bacillus strains to control fungus spread in bananas

Researchers have identified five Bacillus strains with antibiotic ability against the deadly Fusiarium wilt TR4 fungus, which is threatening global banana production. The study found that these strains can trigger direct or indirect antagonism on the fungus, providing a new biocontrol method to combat TR4.

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.

Study shows how US immigration policy can have domestic health effects

A new study by Brown University found that the Trump administration's 'Muslim ban' led to an increase in emergency department visits and missed primary care appointments among residents from targeted nations. The study suggests that elevated cumulative stress due to a hostile climate toward Muslims may have contributed to these changes.

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.

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.

Health care utilization before, after US 'Muslim Ban' executive order

A study by Brown University researchers found that the US 'Muslim ban' executive order led to a significant decrease in healthcare utilization among individuals born in targeted nations living in the US. The analysis suggests that the ban had a substantial impact on the health and well-being of these individuals.