The convergence of the Artemis II and Crew-12 launch schedules adds another layer of importance to Monday’s countdown test at Kennedy Space Center. For the first time since the 1960s, NASA has ...

The Changing Role of DC Power in Electronics Manufacturing Electronics factories today operate far beyond traditional assembly-and-test models. Whether producing communication modules, LCD displays, ...

A controlled engine test running at full power, focusing on performance, stability, and system checks. A practical look at how engines are evaluated before real-world use. What do engineers look for ...

According to the U.S. Centers for Disease Control and Prevention (CDC) and other sources, there are approximately 1.2 million people living with HIV in the United States, and another 1.2 to 2.2 ...

President Trump and one of his top cabinet officials are sending mixed messages on how the U.S. government is handling the most destructive weapons in the world. By David E. Sanger and Zolan ...

“The only countries that will really learn more if [U.S. nuclear] testing resumes are Russia and, to a much greater extent, China,” says Jeffrey Lewis, an expert on the geopolitics of nuclear weaponry ...

Very large numbers of calls to the symmetric complex eigenproblem via numpy.linalg.eigh() can have dramatic slowdowns due to multi-threading, especially when the number of cores is large and when ...

1 School of Civil Engineering, Southwest Jiaotong University, Chengdu, China 2 College of Airport, Civil Aviation Flight University of China, Guanghan, China For steel-constructed TV towers, complex ...

ABSTRACT: Based on investigating 15 sample plots along the altitude gradient, and 25 quadrats (0.5 m × 0.5 m) in each of the sample plots, we aimed to analyse interspecific associations and the niche ...