Left: A panoramic sightseeing mountain tourist train in Lijiang, Yunnan, on Wednesday. Right: A passenger on the train takes pictures of the scenery outside. YANG ZHENGONG/FOR CHINA DAILY The world's ...
The world today is wrestling with a torrent of global challenges like the once-in-a-century pandemic, the rising risk of global stagflation, resurgent protectionism and hegemonism, as well as a ...
Abstract: This paper investigates the model reference adaptive control (MRAC) problem of switched systems with nonlinear matched uncertainties based on mode-dependent average dwell time method. A ...
Tai Chi and yoga may be the most effective natural sleep aids, boosting rest and reducing insomnia more than many traditional treatments, according to a new study. Credit: Shutterstock A major ...
Abstract: Understanding the driver state (e.g., fatigue state) is critical in improving the safety of urban rail transit operations. This study reports a study that used the simulation experiment to ...
ABSTRACT: Using hydrocarbon geochemistry, reservoir properties and oil test data, we have studied the oil source conditions, reservoir characteristics, age of formation and oil and gas enrichment ...
Exposure to air pollution was associated with an increased risk of spontaneous preterm birth, according to a population-based cohort study of more than 400,000 births at one major California health ...
Scientists found a pointy creature with a “ribbed” shell stuck to a bush in Markam County and discovered a new species, a study said. Photo from Chen, Dai, Wu, Jiang and Ouyang (2024) In a river ...
ABSTRACT: Background: Hepatocellular carcinoma (HCC) is the most common type of liver cancer and one of the leading causes of cancer-related death worldwide. Advanced HCC displays strong resistance to ...
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