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Science News Archive April 2020


Page 35 of 37

Most people consider becoming vegetarian for their health

A study found that nonvegetarians are most motivated by health concerns, while those committed to vegetarianism cite environmental or animal rights motives. This disparity poses a challenge for advocacy efforts, as targeting specific groups based on their motivations could lead to increased adoption 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.

Checklist for emergency department team's COVID-19 surge

The article provides a COVID-19 surge preparedness checklist for emergency departments, created using a translational science approach. The checklist aims to reconfigure Emergency Departments to meet the surge of patients and improve resilience of healthcare systems.

Starving pancreatic cancer of cysteine may kill tumor cells

A new study found that starving pancreatic cancer cells of cysteine leads to their death by ferroptosis, a form of programmed cell death. The compound was shown to be effective in mice with pancreatic cancer and may lead to new treatments for this deadly disease.

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.

Study suggests marijuana may impair female fertility

A recent study found that THC, the psychoactive ingredient in marijuana, impairs female fertility by decreasing embryo development and quality. The research suggests that females exposed to THC have lower rates of viable pregnancies and are more likely to experience infertility.

Climate disasters increase risks of armed conflicts: New evidence

A recent study reveals that climate disasters increase the risk of armed conflicts in vulnerable countries, where large populations, political exclusion, and low development create instability. The research combines statistical analysis with regional case studies to demonstrate the link between disaster occurrence and conflict onsets.

Apple iPhone 17 Pro

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

Coastal pollution reduces genetic diversity of corals, reef resilience

A new study found that human-induced environmental stressors reduce coral reef populations' genetic diversity, compromising reef resilience. The research identified an adaptive response by corals to watershed discharges containing sediment and pollutants, leading to closer genetic relationships between nearshore corals.

Tailoring an anti-cancer drug for optimal tumor cell killing

Researchers at Université de Montreal tailored a PARP inhibitor to increase its capacity to kill cancer cells, resolving a long-standing puzzle over differences between effective treatments. The new design principles could also be applied to other diseases, such as cardiovascular disease and inflammation.

When three species of human ancestor walked the Earth

Researchers unveil 2 million-year-old Homo erectus skull, shedding light on three co-existing human ancestors in Africa. The discovery confirms African origin of Homo erectus and provides insights into childhood growth and development.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Breast density, microcalcifications, and masses may be heritable traits

A Swedish cohort study found that breast density, microcalcifications, and masses have a significant genetic component, with heritability estimates of 58%, 23%, and 13% respectively. The study also identified positive associations between these traits and genetic predisposition to breast cancer.

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.

Robo-turtles in fish farms reduce fish stress

Researchers found that robotic turtles with small size and slow movements disturb fish minimally, promoting better fish welfare and efficiency. This technology can provide online updates and monitoring without human intervention, leading to quicker responses and lower mortality rates.

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.

Fourth new pterosaur discovery in matter of weeks

A new pterosaur species has been discovered in Morocco, belonging to the tapejarid group and characterized by its large crest and broad wingspan. The discovery is significant as it marks the first time a pterosaur has been found on African soil.

Gut communicates with the entire brain through cross-talking neurons

A recent study published in Autonomic Neuroscience: Basic and Clinical reveals the extent of connections between the small intestine and the entire brain. Half of the neurons transmitting signals from the gut to the brain also send motor signals, enabling cross-talk within the same neuron.

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.

An all-organic proton battery energized for sustainable energy storage

Researchers have created an all-organic proton battery with the ability to charge in seconds and retain capacity down to -24°C. The battery uses quinones as active material and an acidic aqueous solution as electrolyte, providing a safe and environmentally friendly alternative to traditional batteries

COVID-19 vaccine candidate shows promise in first peer-reviewed research

A new vaccine candidate, PittCoVacc, has generated a surge of antibodies against SARS-CoV-2 within two weeks of injection. The vaccine follows a more established approach, using lab-made viral protein pieces to build immunity, and is delivered through a novel microneedle array that can be manufactured at scale.

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.

BU researchers find opioid prescriptions linked to obesity

Two studies from Boston University School of Public Health found that patients with higher BMIs were up to 158% more likely to use prescription opioids long-term. Osteoarthritis, other joint disorders, and back pain accounted for most opioid prescriptions linked to obesity.

Single mutation leads to big effects in autism-related gene

Researchers at NIH found that a single amino acid change in the NLGN4 gene can drive the difference in male and female cases of autism. The study suggests that this mutation may result in autism-related symptoms, including intellectual deficits, due to the inability of the Y-chromosome version of the protein to compensate.

Capturing 3D microstructures in real time

Researchers have developed a machine-learning based algorithm for quantitatively characterizing materials with features as small as nanometers. The tool can detect faults and cracks, predict lifetimes under different stresses and strains, and track the evolution of microstructures in real time.

Giant umbrellas shift from convenient canopy to sturdy storm shield

Researchers have created a preliminary design for giant kinetic umbrellas to provide shade during fair weather and form a flood barrier in advance of storms. The proposed structures, made of reinforced concrete, would be able to withstand acute storm surges with stability at 75% of their deployed height.

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.

New treatment for childhood anxiety works by changing parent behavior

A new treatment, SPACE, has been found to be as efficacious as cognitive-behavioral therapy (CBT) in treating childhood and adolescent anxiety disorders. The study enrolled 124 children with existing clinical anxiety disorders and randomly assigned them to receive either SPACE or CBT.

Subtle flavors

A team of scientists at UC Santa Barbara has discovered that multiple opsin proteins function as taste receptors, enabling the detection of subtle chemical signals. This finding raises questions about the original role of opsin proteins in ancient organisms and may extend to mammals, including humans.

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.

Our direct human ancestor Homo erectus is older than we thought

A new study published in Science has found that Homo erectus ancestors are older than previously thought, with fossils dating back to 2.04-1.95 million years ago in South Africa. This challenges the long-held theory of Africa's origin as the homeland of modern humans.

Meta Quest 3 512GB

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

Paleontology: Fossil trove sheds light on ancient antipodean ecology

A fossil trove from Southern Gondwana has shed light on the ecology of ancient Australia and New Zealand, preserving the oldest known animals and plants. The findings include rare 'frozen behaviour' of long-legged flies, oldest known fossil ants, and first Australian fossils of a tiny insect species.

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.

New 'law' to explain how glaciers flow over soft ground

Researchers unveil a new slip law to describe glaciers sliding on soft, deformable material, improving models of fast-flowing, marine-terminating glaciers in Antarctica and Greenland. This development enhances the understanding of glacier movement and parameterization for better sea-level rise estimations.

A friendlier way to deal with nitrate pollution

Scientists have developed a catalyst that converts nitrate into nitrite without high temperatures or acidity, addressing water pollution concerns. The catalyst's mechanism mimics natural enzymes, offering a promising solution for detoxifying nitrate in mild environments.

Turning cells into computers with protein logic gates

A team of researchers from the University of Washington School Medicine has created artificial proteins that function as molecular logic gates, allowing for the programming of complex biological systems. This breakthrough has implications for future medicines and synthetic biology, particularly in the development of cell-based therapies.

Fluke 87V Industrial Digital Multimeter

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

The facial expressions of mice

Researchers at Max Planck Institute describe different emotional facial expressions in mice, linking them to specific brain regions and emotions. The discovery enables the investigation of emotional mechanisms and their relationship with neuronal activity.