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Science News Archive April 2023


Page 15 of 37

Fish and bottlenose dolphins react differently to life in noisy shipping corridor of Charleston Harbor Estuary, with fish calls and choruses decreasing with anthropogenic noise, and dolphins ramping up vocalizations

Researchers found fish and bottlenose dolphins react differently to life in noisy shipping corridor of Charleston Harbor Estuary. Fish calls and choruses decreased with increasing anthropogenic noise, while dolphins ramped up their vocalizations. This study highlights the impact of human activities on marine wildlife.

Online tool found to be effective at assessing dementia risk

A new online tool, CogDrisk, has been found to be effective in assessing dementia risk, providing a personalized report for patients and GPs. The tool uses a combination of statistical methods and modifiable risk factors to predict dementia risk, including physical activity, obesity, high blood pressure, smoking, and poor diet.

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.

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.

Infectious SARS-CoV-2 found in hospital air

Researchers successfully isolated infectious SARS-CoV-2 particles from hospital air samples collected over a year ago, demonstrating the presence of viable virus particles in aerosols. This breakthrough provides new insights into airborne transmission and informs the development of preventive strategies.

Mind-body connection is built into brain, study suggests

A recent study published in Nature has identified specific brain areas that integrate planning, purpose, physiology, behavior, and movement. Researchers found that stimulating certain areas of the brain can calm both the body and mind, providing new insights into the mind-body connection.

A once-stable glacier in Greenland is now rapidly disappearing

A study by Ohio State University researchers found Steenstrup Glacier in Greenland is retreating at an unprecedented rate, with a 5-mile retreat and quadrupled velocity between 2018 and 2021. The glacier's rapid change reveals that even long-term stable glaciers are susceptible to sudden and rapid retreat due to warming waters.

Apple iPhone 17 Pro

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

Climate change may keep India from achieving its sustainable development goals

A recent study suggests that India's recurrent heatwaves have a significant socioeconomic impact on the country, weakening its progress toward achieving sustainable development goals. The study found that nearly 90% of the country is in danger zone from heatwave impact and around 20% is highly vulnerable to climate change.

Scientists identify 2022 sea urchin killer

Researchers identified a single-celled organism called a scuticociliate as the cause of a massive die-off event among long-spined sea urchins in the Caribbean and along Florida's east coast. The team used genomic techniques and lab experiments to confirm the source of the die-off, replicating what was observed in the ocean.

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.

Exposure to air pollution during pregnancy increases risk for flu

A new study by Texas A&M University researchers shows that exposure to ultrafine particles during pregnancy enhances the risk for respiratory viral infections, including influenza. Pregnant women are already at increased risk for severe flu, and air pollution exacerbates this vulnerability.

Study: drug may delay earliest symptoms of multiple sclerosis

A drug called teriflunomide has been found to delay the first symptoms of multiple sclerosis in people with radiologically isolated syndrome. In a preliminary study, researchers found that those taking teriflunomide had a 72% lower risk of experiencing first symptoms than those taking a placebo.

Image generation AI for predicting the deformation of splashing drops

A research team from Tokyo University of Agriculture and Technology has developed an image-based AI model to predict the deformation of a splashing drop. The trained encoder-decoder successfully generated image sequences that show the deformation of a drop during impact, demonstrating accurate predictions.

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.

Cannabis exposures in suspected suicide attempts are on the rise

A recent study found a significant rise in cannabis exposures in suspected suicide attempts, with the majority involving other substances. The data highlights the need for increased mental health services and awareness about the risks of cannabis use, particularly among youth.

International research team: World's climate plans make for a worrying read

According to the study, 50 countries' climate plans predict 12 gigatons of CO2 emissions annually by 2050, which must be removed from the atmosphere. The researchers emphasize the need for rapid reductions here and now, as relying solely on technology and nature restoration may not be sufficient to meet this goal.

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.

Warm-up time corrects creativity power imbalance

Researchers at Cornell University found that employees who are not in positions of power can become more creative when given time to warm up to a task by engaging in it multiple times. This challenges the idea that power boosts creativity and suggests a simple intervention to empower all employees.

Drones over Texas reveal agricultural damage caused by wild pigs

Researchers used drones to capture images of corn fields damaged by wild pigs in Texas, finding an average loss of 3,416 kg of corn per hectare and a direct cost to producers of up to $48.24 per hectare. The damage occurred mainly in later growth stages, when corn ears were maturing.

Diet high in fruit and vegetables linked to lower miscarriage risk

A diet high in fruit and vegetables is associated with a lower miscarriage risk, with significant reductions seen for each food group. The meta-analysis of 20 studies found that consuming high amounts of fruit may reduce the risk by up to 61%, while high vegetable intake is linked to a 41% reduction.

Wellbeing-related factors linked with EU economic growth

A new study reveals that certain wellbeing-related factors, such as household income, internet access, and air pollution levels, are associated with economic growth in European Union countries. Western Europe's strong link to economic growth is attributed to disposable household income, inter-regional mobility, and housing, whereas Cen...

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.

Immediate carbon cuts, common marine heatwave terminology urged

Oceanographers warn of limitations in carbon dioxide removal, emphasizing the need for rapid emission cuts to limit global warming. Clear definitions of marine heatwaves are also crucial for coastal communities to adapt and resource managers to prioritize mitigation strategies.

Study links “stuck” stem cells to hair turning gray

Researchers found that melanocyte stem cells, responsible for hair color, lose their ability to mature and maintain hair color as people age due to getting stuck in the skin. The study showed that these 'stuck' cells cease regenerative behavior when they're no longer exposed to WNT signaling, leading to graying and loss of hair color.

Nature publication on loops, flags and tension in DNA

Researchers have visualized how DNA loops are formed through the interaction of cohesin, CTCF proteins, and DNA tension. The study reveals that DNA tension plays a crucial role in regulating the positioning of loops along the genome.

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.

Serine racemase upregulation improves learning and synaptic function

Researchers found that enhancing NMDAR function via increased serine racemase expression improved attention and cognitive flexibility in middle-aged rats. Upregulating serine racemase in the medial prefrontal cortex also increased glutamatergic synaptic transmission, including NMDAR activity.

X-ray analysis sheds new light on prehistoric predator’s last meal

Researchers at ANU and AMRI used micro-CT scans to study a fossilized plesiosaur's stomach contents, finding 17 previously undiscovered fish vertebrae. This study provides insights into the evolutionary history of extinct organisms and helps predict how modern marine life may respond to climate change.

Eco-computing

A study at Kyoto University has demonstrated the computational power of ecological networks, providing a new direction for rapidly developing AI technologies. The researchers developed two types of ecological reservoir computing that efficiently process information and can be utilized as a computational resource.

Celestron NexStar 8SE Computerized Telescope

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

Agricultural waste, converted into material that cleans air

Scientists at the University of Córdoba develop biodegradable materials from agricultural waste to clean air. The new material, with a three-dimensional structure, increases photocatalytic particles' exposure to light, resulting in enhanced air purification.

Tribal water rights underutilized in U.S. West

A new study reveals that Indigenous groups in the western US are struggling to turn their legal right to water into actual water use, despite having settled their water-rights claims. The findings show that tribes are likely using only a fraction of their entitled water rights, resulting in significant revenue losses.

Applying AI to crack the problem of safer, better petroleum processing

Artificial intelligence is being used to improve the fluidic catalytic cracking process, a key step in making heavy crude oil into gasoline and other products. The method uses neural networks to analyze large amounts of data and identify patterns that can signal potential issues or opportunities, leading to better safety, efficiency, a...

Wonder drug-capsule may one day replace insulin injection for diabetics

Researchers at RMIT University have designed a new oral capsule that can deliver insulin and other protein drugs in a pain-free manner. The technology has shown promising results in pre-clinical studies, with good absorption rates for slow-acting insulin and potential for dosing over specific time periods.

Novel nanocages for delivery of small interfering RNAs

Researchers developed molecular nanocages for selective siRNA delivery, showing promise in targeting cancer cells. The nanocage composition determines siRNA delivery efficiency, making it possible to tailor the system for specific cell types.

Meta Quest 3 512GB

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

Trinity geneticists develop novel gene therapy for glaucoma

A novel gene therapy approach decreases intraocular pressure in pre-clinical models of glaucoma. The treatment uses a viral vector to deliver instructions to cells, producing an enzyme that helps reduce fluid accumulation and pressure. This breakthrough holds promise for patients with glaucoma.

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.

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.

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.