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Science News Archive May 2019


Page 39 of 42

Drug combination could be effective for treatment-resistant gonorrhea

A new drug combination of gentamicin and azithromycin shows promising results in treating treatment-resistant gonorrhoea, with a cure rate of 91% compared to 98% for the current ceftriaxone treatment. The study suggests that gentamicin could be used as an alternative for patients who are allergic or intolerant to ceftriaxone.

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.

Chewing versus sex in the duck-billed dinosaurs

Hadrosaurs' powerful jaws with multiple teeth were crucial for their success, but elaborate display crests evolved in multiple bursts driven by sexual selection. Researchers analyzed fossil data and computational methods to understand the evolution of these innovations.

Easy on the eyes

Researchers have created a synthetic image generation system using AI that overcomes the limitations of traditional experiments. By analyzing neuronal responses, they discovered that certain neurons prefer specific shapes, colors, and silhouettes, which could help understand cognitive issues like autism spectrum disorders.

Knit 1, purl 2: Assembly instructions for a robot?

Carnegie Mellon University researchers developed software to make knitted objects with embedded tendons for actuation, enabling the creation of plush toys and wearable technologies. The technique allows for cost-effective production of soft robots and wearable devices.

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.

Researchers ready B cells for novel cell therapy

Researchers at Seattle Children's have successfully engineered human B cells to produce therapeutic proteins, opening the door for a novel cell therapy. The B cells can survive indefinitely in models, offering a potential advantage over other treatments.

Sussex mathematician's breakthrough on non-toxic pest control

A University of Sussex mathematician has developed a chemical-free way to target parasitic nematode worms that destroy wheat crops. The breakthrough method uses biostimulants derived from naturally occurring soil bacteria to precisely kill the nematodes without harming other insects.

It's hard to be a nomad in Mongolia

Scientists tracked Mongolian gazelles over vast grasslands using GPS, finding they avoid human disturbance and require large movement corridors. Integrated land use planning prioritizing permeability is advocated to address barriers such as fences and facilitate long-distance movements.

Apple iPhone 17 Pro

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

Open heart surgery outperforms stents in patients with multivessel disease

A recent study published in The Annals of Thoracic Surgery found that coronary artery bypass grafting (CABG) surgery is associated with lower mortality rates and reduced hospital readmission compared to percutaneous coronary intervention (PCI). The research analyzed data from two major clinical outcomes registries and identified patien...

More than 100 years of data show Pennsylvania tick population shift

Pennsylvania's tick population has shifted significantly over the past century, from Ixodes cookei to Ixodes scapularis, with climate change and habitat loss contributing to these changes. The dominant species is now linked to Lyme disease, highlighting the importance of robust surveillance and analysis of historical data.

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.

New digital filter approach aims to improve chemical measurements

A new digital filter approach aims to improve chemical measurements, enabling faster drug development and clinical trials. The technology, developed by Purdue University professor Garth Simpson, uses non-negative matrix factorization to analyze large data sets and remove timing artifacts.

Four proposals receive seed funds to develop medical devices for children

The Pennsylvania Pediatric Medical Device Consortium has awarded four companies with $50,000 each to develop innovative medical devices for children. Devices include a rapid platelet monitoring system and tracheostomy tube dislodgement alarm, which aim to improve care for newborns and pediatric patients.

Researchers putting the brakes on lethal childhood cancer

Scientists at Vanderbilt University Medical Center have identified a potential treatment target for malignant rhabdoid tumor (MRT), a rare and aggressive childhood cancer. Blocking the MYC protein could be effectively treated in cancers driven by SNF5 loss, offering new hope for children with this lethal disease.

Study reveals link between starch digestion gene, gut bacteria

A recent study by Cornell University has discovered a strong correlation between the AMY1 gene, which breaks down starch, and specific gut bacteria. This finding suggests that people with more copies of this gene may have benefited from increased starch digestion during times of scarcity.

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.

Invasive beavers: Bad for the climate

Scientists estimated that 1.177 megatonnes of carbon would be lost if all predicted habitat were colonized by beavers, impacting large terrestrial carbon sinks. Invasive mammals like North American beavers pose a significant threat to carbon sequestration in riparian forests.

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.

A model to decipher the complexity of gene regulation

A new framework analyzes gene regulation, identifying regulatory elements and their interactions with genes. The study reveals the structure of these elements, which influence gene expression and disease risk, and provides a model to understand genetic variation's impact on chromatin variability.

Putting vision models to the test

Researchers at MIT have demonstrated that artificial neural networks can be used to drive specific brain neurons, showing a strong activation pattern. The study suggests that these models could be used to control brain states in animals and establish their usefulness, paving the way for further research.

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.

Giant panda's bamboo diet still looks surprisingly carnivorous

A recent study reveals that giant pandas' protein and carbohydrate intake resembles a hypercarnivore's diet, with 50% of energy coming from protein. The findings suggest that the transition to an extreme specialized herbivorous diet was not as drastic as previously thought.

Hubble astronomers assemble wide view of the evolving universe

Astronomers created a comprehensive 'history book' of galaxies using 16 years' worth of Hubble observations, covering 265,000 galaxies that stretch back 13.3 billion years. The new image mosaic provides a wide portrait of the distant universe, chronicling galaxy assembly over time.

Pathogens find safe harbor deep in the gastric glands

Researchers discovered that H. pylori exploit a specialized niche within gastric glands to maintain stable bacterial reservoirs. This allows the bacteria to serve as stable populations and prevents incoming bacteria from establishing themselves.

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.

Major grant fuels hunt for universal flu vaccine

A $30 million federal grant will accelerate the search for a universal flu vaccine that can provide longer-lasting protection. The study, which involves over 2,000 sets of mothers and infants from the US and Mexico City, aims to understand how the immune system responds to first flu virus exposures.

This hawk likes crab for dinner

A red-shouldered hawk was observed attacking and dismembering a ghost crab on a South Carolina beach. The incident is the first documented case of a raptor consuming any species of crab in North America.

Exploding electrical wires underwater to understand shock waves

Researchers from the Technion Israel Institute of Technology used exploding electrical wires underwater to generate shock waves, revealing a slower decay rate than predicted by previous models. The findings support a simplified model that accurately describes the relationship between shock wave evolution and wire expansion.

Celestron NexStar 8SE Computerized Telescope

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

Make room on the couch: Worms suffer from PTSD, too

Researchers discovered that worms can form associative memories and retrieve them to cope with future hardships, similar to humans with PTSD. The study found that certain neurons store these memories and triggering a specific scent can bring back distressing memories.

NASA goes infrared on powerful Tropical Cyclone Fani

Tropical Cyclone Fani, a Category 4 hurricane, is being closely monitored by NASA's Aqua satellite using infrared analysis. The satellite data revealed cloud top temperatures as cold as minus 80 degrees Fahrenheit, indicating strong storms capable of creating heavy rain.

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.

Researchers make organic solar cells immune to the ravages of water, air and light

Researchers at NYU Tandon School of Engineering have discovered a method to make organic solar panels more robust by removing electron-accepting molecules from the top surface. This technique enhances the durability of organic solar cells, allowing them to function under water without encapsulation and resist degradation from oxygen an...

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.

Reasons for delay in pelvic organ prolapse treatment revealed

Women are often prevented from seeking early treatment for pelvic organ prolapse due to confusion about symptoms and feelings of shame. The condition causes pain, incontinence, and psychological distress, but conservative treatments can be effective if detected early.

Meta Quest 3 512GB

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

Scientists discover how superbugs hide from their host

Researchers at the University of Sheffield have discovered a mechanism used by bacteria E. faecalis to hide from the immune system, paving the way for new treatments. The study found that the bacteria modifies its cell surface to evade recognition by host immune cells.

Risk of deaths among incarcerated youth by suicide on the rise

A new study found that incarcerated youth are at an increased risk for suicidal behavior, with rates reported to be 2-to-3 times higher than those in the general population. Key risk factors such as history of mental health conditions and substance use were not significantly different between groups.

Oral contraceptives may help protect against serious knee injuries in women

A large observational study found that oral contraceptives were most protective in young women aged 15-19 years, reducing the risk of reconstructive surgery by 63%. The study suggests that taking oral contraceptives may suppress hormonal surges during the menstrual cycle, leading to a lower rate of injury.

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.

Tumor cells' drug addiction may be their downfall

Cancer cells' acquired resistance to anti-cancer drugs can be exploited as an Achilles heel, according to research that shows removing a MEK1/2 inhibitor drug causes reversal of drug resistance in colon cancer cell populations. This finding may inform decisions about intermittent use rather than continuous exposure.

Pluripotency or differentiation -- That is the question

Researchers at Helmholtz Munich discover key molecules in the cell nucleus that orchestrate paraspeckles formation, a structure linked to ALS progression. The discovery provides new insights into pluripotency and differentiation processes, potentially leading to breakthroughs in regenerative medicine and therapeutic strategies for ALS.

Localized efforts to save coral reefs won't be enough, study suggests

A National Science Foundation study suggests that localized pollution controls on coral reefs won't suffice, highlighting the need for a worldwide effort to reduce global warming. The researchers found that combined stressors from temperature, nutrient enrichment and physical damage significantly impacted the coral microbiome.