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Science News Archive February 2020


Page 40 of 40

Flushing nitrogen from seawater-based toilets

A novel bacteria effectively removes nitrogen from salty wastewater, suggesting a potential solution for sewage treatment from seawater-based toilets. This finding could help alleviate pressure on freshwater resources as the world's population is expected to grow to 10 billion by 2050.

Tailor-made vaccines could almost halve rates of serious bacterial disease

New research suggests that tailor-made vaccines can significantly reduce rates of serious bacterial diseases like pneumonia and sepsis. By analyzing genomic data and modeling bacterial evolution, scientists identified optimal vaccine designs for specific populations, which could lead to a 50% reduction in disease 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.

How and when spines changed in mammalian evolution

A new study from Harvard University and the Field Museum of Natural History sheds light on how changes in spines happened in mammal evolution. Researchers found that regions evolved long before new spinal functions, suggesting a combination of developmental changes and adaptive pressures played a significant role.

Making light work

Researchers have developed a novel technology that enables the communication between light beams through solid matter, paving the way for a new form of computing. The innovative material, resembling raspberry Jell-O, incorporates light-responsive molecules that can contain and transmit information between filaments of laser light.

Chemists unveil the structure of an influenza B protein

Researchers discovered atomic-resolution structure of BM2, a key influenza B protein. This finding helps design drugs to block the protein and prevent viral spread. The study also revealed unique structural differences between influenza A and B proteins.

Apple iPhone 17 Pro

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

Brain study identifies possible causes of ethnic pain disparities

A recent University of Miami study found that African Americans report greater pain in response to controlled pain stimulation and exhibit differences in brain responses to pain, which correlate with their personal histories of discrimination. These findings suggest a link between racial biases about pain and medical consequences.

Blood test identifies risk of disease linked to stroke and dementia

A UCLA-led study found that six blood proteins can be used to gauge a person's risk for cerebral small vessel disease, which affects an estimated 11 million older adults in the U.S. The test correlates with white matter changes in the brain and provides a more quantitative scale for evaluating the disease.

Meta Quest 3 512GB

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

Homicide is a leading cause of pregnancy-associated death in Louisiana

A study by Tulane University found that homicide was a leading cause of death among pregnant and postpartum women in Louisiana. The researchers estimated that for every 100,000 pregnant or postpartum women, there were 12.9 homicide deaths, outnumbering deaths from any single obstetric cause.

Math models add up to improved cancer immunotherapy

Researchers at Massachusetts General Hospital developed mathematical models to predict how tumors may respond to immunotherapy and how adding other anti-cancer drugs could lead to improved treatment. The models suggest that normalization of the tumor microenvironment, including blood supply, could improve treatment efficacy.

Sound of music: How melodic alarms could reduce morning grogginess

A study by RMIT University found that melodic alarms can improve alertness levels, while harsh alarm tones are linked to increased morning grogginess. The research suggests that the sound used to wake up could have important implications for people who need to perform at their peak soon after waking.

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.

Researchers study the intricate link between climate and conflict

A new study from the University of Notre Dame finds that climate change may not directly lead to more conflict, but rather affects regional instability through variations in income. The research explores the complex relationship between drought, crop failure, and conflict, suggesting that expectations and adaptation can alter predicted...

APS tip sheet: modeling the matter after big bang expansion

Researchers simulate condensate behavior during inflationary period, revealing gravitational disintegration mechanism. The simulation provides new insights into the formation of dark matter and potential predictions for cosmological observables.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

New device identifies high-quality blood donors

A new microfluidics device has identified two super donors with long-lasting red blood cells, offering potential for improved transfusion safety. The study, published in Lab on a Chip, could benefit over 4.5 million patients requiring regular blood transfusions.

A material benefit to society, Sandia scientist elected AAAS fellow

Tina Nenoff, a materials scientist at Sandia National Laboratories, has been elected AAAS fellow for her work on nanoporous materials that can detect hazardous nuclear fission gases. Her research focuses on designing and synthesizing materials that adsorb specific chemicals, such as iodine, to enable multiple cycles of measurements.

Finding the source of chemical reactions

Scientists at Argonne National Laboratory have experimentally detected the transition state in chemical reactions, a hidden aspect that controls product formation. This breakthrough could improve industrial processes and lead to the synthesis of new life-saving drugs.

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.

A roadblock for disease-causing parasites

Researchers discovered that activating a mosquito's immune system can prevent the transmission of disease-causing parasites like Dirofilaria immitis and Brugia malayi. By boosting the immune response, mosquitoes can block parasite development, potentially stopping diseases like canine heartworm and human lymphatic filariasis.

Helping patients with binge eating disorders: There's an app for that

A new study found that a behavioral therapy-assisted smartphone app delivered via telemedicine was an effective treatment for symptoms of binge eating disorders. Patients who received the app-based treatment reported significant reductions in binge days and achieved higher remission rates compared to those receiving standard care.

Targeting chronic infections and deadly bacteria

Scientists aim to eliminate persister cells, causing chronic health issues like airway infections and tuberculosis, by targeting their formation mechanisms through self-digestion. By mapping the self-digestion-related mechanisms in E. coli, researchers hope to develop effective anti-persister therapeutics.

Structural biology: Special delivery

Researchers at LMU have determined the structure of a specialized transport system for inserting folded globular proteins into membranes. The system exploits the airlock principle, allowing mitochondria to transfer essential protein Rip1 in its folded state across their inner membrane.

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.

Losing coastal plant communities to climate change will weaken sea defenses

New research highlights the crucial role of coastal plants in shoreline defences, which are under threat from climate change-induced rising sea levels and extreme storm events. The study calls for integration of long-term monitoring with flood risk models to predict the impact of storms on coastal ecosystems.

'Chemical earmuffs' could prevent hearing loss

A team of biologists identified a receptor that, when blocked, can prevent common types of hearing loss. They found that a drug called IEM-1460 selectively blocks the receptor and prevents hearing damage in mice exposed to noise.

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.

First childhood flu helps explain why virus hits some people harder than others

A new study published in PLoS Pathogens found that a person's ability to fight off the flu virus is determined by the sequence of flu viruses they've been infected with throughout their lives. The study also revealed that people who were first exposed to the less severe H1N1 strain during childhood had extra protection against H3N2 lat...

How the ocean is gnawing away at glaciers

Researchers have found that ocean warming is melting Greenland's ice sheet from beneath, causing rapid melting and accelerating sea level rise. The study identified a bathymetric sill near the seafloor that accelerates warm water toward the glacier, resulting in significant heat transfer and melting.

For complex decisions, narrow them down to two

Psychologists from the University of Basel found that people focus their attention on the two most promising options when choosing between multiple alternatives. This leads to faster decisions and improved efficiency. The study's results propose a mathematical model describing dynamic interactions of preference formation and eye moveme...

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.

Canterbury Tales is first major literary work developed as an app

The first major literary work developed as an app, The Canterbury Tales features a 45-minute audio performance of the General Prologue, along with digitized original manuscripts. New research reveals previously unknown information about the tales' characters and context.

Simple solution to ensure raw egg safety

Researchers at Flinders University have developed a decontamination method that removes salmonella contamination from eggshells without impacting the egg's usability. The method involves treating eggs for 9 minutes using kitchen equipment commonly found in commercial kitchens, and has been shown to be effective in reducing the incidenc...

New membranes for cellular recycling

Scientists have found that autophagosomes produce their own membranes locally, rather than reusing existing components. This discovery could lead to a better understanding of how autophagy works and potentially improve health in old age.

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.

Grey seals discovered clapping underwater to communicate

Wild grey seals can clap their flippers underwater during breeding season, using the loud high-frequency noise to warn off competitors and advertise themselves to potential mates. This unique form of communication may help protect the species from human noise pollution.

Does flexible work 'work' for Aussie parents?

An Australian study found that formal flexible work arrangements alone are not enough to meet the demands of working mothers and fathers. Informal 'catch-up' strategies, such as performing family-related tasks at work or leaving early, were common among parents. The researchers recommend employers provide transparent information about ...