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Science News Archive 2023


Page 197 of 444

MUSC researchers discover novel biomarker for sepsis severity

Researchers at MUSC have identified a potential novel biomarker for sepsis, which can be predicted by the contents of extracellular vesicles in the bloodstream. This discovery could lead to more accurate diagnosis and personalized treatment strategies for sepsis patients.

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.

This is what relatives think about home-based hospital care

The study found that relatives have an important role in home hospitals, providing emotional support and guidance during the treatment process. Relatives reported conflicting feelings about being involved, but ultimately felt satisfied with the experience and would contribute again if needed.

Life on Earth didn’t arise as described in textbooks

A study by University of Copenhagen researchers challenges a 70-year-old assumption about the origins of life on Earth. They found that oxygen concentrations in ancient ocean samples were 5-10 times lower than today, contradicting previous theories that increased oxygen levels drove the evolution of more complex marine organisms.

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.

Interracial relationships don’t always make people less racist

A new academic paper from Rice University and Texas A\(M g University found that interracial relationships do not necessarily end discriminatory tendencies among individuals, even those in romantic partnerships. Researchers examined existing research on close interracial relationships to see how they impacted overall attitudes about ra...

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.

A global overview of antibiotic resistance determinants

The study identified significant differences in antibiotic resistance trends and associated factors depending on bacterial species and antibiotic resistance to certain antibiotics. High health system quality was linked to low levels of resistance, while high temperatures were associated with increased resistance in Enterobacteriaceae.

Study unveils picolinic acid’s broad-spectrum antiviral abilities

Researchers at the Indian Institute of Science have discovered picolinic acid's ability to disrupt viral entry into host cells, blocking enveloped viruses like SARS-CoV-2 and influenza A viruses. The compound targets a host-derived component of the virus, causing permanent damage while minimizing effects on the host cell.

Dual wavelengths of light effective against antibiotic-resistant bacterium

A combination of far UVC and blue LED light has been shown to be effective in inactivating a wide range of microorganisms, including antibiotic-resistant ESBL-Ec bacteria. The coupling of these two light wavelengths increases their effectiveness through different mechanisms of microorganism inactivation.

UC Berkeley study reveals goal-oriented rewards as key factors in decision-making

Researchers at UC Berkeley found that people's perception of value is heavily influenced by their personal goals and the context in which a decision is made. The study suggests that achieving a goal is crucial to decision-making, with potential applications in policy changes, financial decisions, education, and therapeutic strategies.

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.

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.

Unusual fossil shows rare evidence of a mammal attacking a dinosaur

A rare fossil discovered in China's Liaoning Province reveals a dramatic moment when a carnivorous mammal attacked a plant-eating dinosaur, challenging the view that dinosaurs had few threats from their mammal contemporaries. The well-preserved fossil shows the mammal gripping the jaw of the larger dinosaur and biting into its ribs.

Apple iPhone 17 Pro

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

Front cover highlights "innovative approach" of research into 2D materials

Lancaster University researchers have developed a novel scanning thermal microscopy approach to directly measure the heat conductivity of two-dimensional materials. This breakthrough enables the creation of efficient waste heat scavengers generating cheap electricity, new compact fridges, and advanced optical and microwave sensors and ...

The cost of being a non-native English speaker in science

Research reveals non-native English speakers need up to twice as much time to read and write papers, with 2.5 times higher rejection rates for papers written in English. This disproportionately affects early career stage researchers from lower income countries.

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.

Detecting nanoplastics – in fractions of a second

Researchers at Vienna University of Technology have developed a measurement method to detect individual nanoplastic particles, orders of magnitude faster than previous techniques. The new technique uses Raman scattering and an extremely fine gold grid to amplify the light signal, allowing for rapid detection even at low concentrations.

Study identifies how diabetes slows healing in the eye

Researchers at Cedars-Sinai have identified two disease-associated changes to the cornea in diabetes patients that delay wound healing. The study proposes three therapeutic pathways that reversed these changes and partially restored wound-healing function, offering new potential treatments for diabetes.

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.

Safe train transport

Oak Ridge National Laboratory researchers reconstructed crude oil transport paths by linking geotagged images with national railway networks. The study found that these inferred routes aligned with approximately 96% of documented incidents, highlighting potential risks along rail routes.

Luther studying forest fragmentation & climate change

Researchers study the impact of climate change on bird populations in fragmented forests, assessing effects of microclimate variation and temperature changes on survival and reproduction. The team analyzes dietary specialization, stress, and behavioral adaptations to understand how these factors affect bird demographic responses.

Fluke 87V Industrial Digital Multimeter

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

Progressing undetected for years

Researchers at the University of Montreal found that movement circuits in mice brains are insensitive to dopamine levels, contradicting initial hypotheses. This discovery could lead to new approaches to reduce Parkinson's disease symptoms by identifying mechanisms involved in dopamine secretion.

Meta Quest 3 512GB

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

Prenatal health care outcomes before, during pandemic

A multimodal prenatal health care model combining in-office and telemedicine visits performed adequately compared with traditional in-office only prenatal health care, supporting its continued use after the pandemic. The study of 151,000 pregnant individuals found similar health outcomes for both models.

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.

Antipsychotic drugs work differently than scientists believed

Researchers at Northwestern University discovered that antipsychotic drugs interact with a different neuron type than scientists originally believed, which could lead to better treatments for schizophrenia. The study's findings suggest that the effect of antipsychotics on dopamine receptors has little bearing on their efficacy in humans.

Turning waste heat into energy

The team created a thermocell using a hydrogel that reacted to temperature changes, converting latent heat into electricity. This breakthrough supports the idea that various materials can be used for thermoelectric conversion, potentially reducing reliance on other energy sources and improving cooling systems.

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.

The legacy of past disturbance shapes coastal forest soil stability

A soil transplant experiment found that soils with a history of salinity and inundation are more resistant to changes in water properties and movement. The study suggests that disturbance legacies shape coastal forest soil responses to changing salinity and inundation, varying across landscapes.

A deep dive into the evolution of clownfish

A new study provides new insights into the genomic architecture and evolutionary mechanisms that have allowed clownfish to diversify and thrive in various ecological niches. The study revealed a genome-wide acceleration in evolution among clownfish, with over 5% of all genes found to be under positive selection.

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.