Optimizing Heat Exchange Flow in Microgravity Interior of CM-HT test section: Test fluid (normal perfluoro hexane or nPFH) is vaporized and pumped through the steel tube embedded in an insulating material section at the entrance and exit, while Space Station cooling water flows countercurrently in the outer annulus around the steel tube causing the internal …
Credit: Unsplash/CC0 Public Domain A research collaboration between Vahid Ghafouri and Guillermo Suárez de Tangil from IMDEA Networks Institute, along with Waleed Iqbal, Gareth Tyson, and Ignacio Castro from Queen Mary University of London, explores the ways in which real-world inequalities are reflected in social networks. Their study, titled “Lady and the Tramp Nextdoor: Online …
Credit: CC0 Public Domain As the possibility of a Fulton County indictment of former President Donald Trump looms, law enforcement in Atlanta is preparing for potential violence. Orange barricades have been placed to restrict access to the entrance of the county courthouse. Concerns have been raised about the likelihood of another incident similar to January …
Sign up for a full digest of all the best opinions of the week in our Voices Dispatches email Sign up to our free weekly Voices newsletter An archaeological study has recently uncovered evidence of the earliest-known systematic mining and use of coal as fuel by humans. Since their origins, humans have constantly searched for …
Manta rays are truly remarkable creatures, with unique physical features that set them apart from other rays. Their coloration is especially captivating, displaying two distinct patterns. The first pattern, known as the chevron, features a mostly black back and a striking white belly. The second pattern, the black color type, showcases nearly all black sides. …
AcrA organization, structure, and constructs. Credit: Nature Communications (2023). DOI: 10.1038/s41467-023-39615-x The World Health Organization has identified antimicrobial resistance as a significant global threat due to the decreasing effectiveness of clinical antibiotics against certain pathogenic bacteria. To combat this issue, the Center for Antibiotic Discovery and Resistance at the University of Oklahoma (OU), led by …
UCSB geographer David López-Carr, center left, and Stanford University health and environmental scientist Andrea Lund, center right, working with Senegalese partners. Credit: University of California – Santa Barbara In an innovative approach to combat parasitic infections, a group of scientists from the United States and Senegal have successfully reduced the prevalence of these infections by …
The ruins of the Church of Mediano, usually submerged in the waters of the Mediano reservoir, are currently visible due to the ongoing drought. Spain is facing concerns over the expansion of “sterile soil,” which could have devastating effects on Europe’s agricultural industry. Gabriel del Barrio, a specialist in desertification, points out the barren land …
Southeast Asian fern-feeding larva or caterpillar. Credit: John Goolsby, ARS Introducing the Old World Climbing Fern to Florida’s ecosystem from southeast Asia in 1965 had disastrous consequences. This invasive fern quickly dominated the state’s native vegetation, infesting over 100,000 acres in a short period of time. The invasive fern spreads rapidly, endangering numerous native plant …
DNA methylation of FaQR3 promoter is associated with FaQR3 expression and furanone biosynthesis. Credit: Horticulture Research The flavor of cultivated strawberries (Fragaria × ananassa) is primarily determined by their characteristic volatile compounds, which greatly influence consumer preference and overall satisfaction. One of the key aroma compounds in strawberries is furanone, which significantly contributes to their …