If you have ever observed a propeller plane closely, you might have noticed the propeller is slightly angled to the right. The angled engine and propeller can seem jarring, considering symmetry is ...

A Boeing jetliner taking off from Los Angeles lost a wheel, the latest in a string of safety scares for the aerospace giant. United Airlines, which operated the Boeing 757-200, said the plane lost the ...

A US judge has temporarily blocked an attempt by the Trump administration to deport dozens of unaccompanied Guatemalan children back to their home country. District Court Judge Sparkle Sooknanan's ...

Abstract: This research aims to design a bi-copter AUV and evaluate its feasibility. Autonomous Underwater Vehicles (AUVs) that sail independently without cables and human operators are in the ...

ABSTRACT: Gastric cancer is a malignant tumor disease with a relatively high incidence rate. Early-stage patients have no specific manifestations, while advancy-stage patients will be the most ...

ABSTRACT: In the context of the revision of the “Science Popularization Law”, this study aims to deeply analyze the relevant policies and regulations for science popularization personnel, so as to ...

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⚠️ Some aerodynamic and inertial values are estimated or assumed based on academic literature, public data, or similar vehicles. Lateral-directional derivatives for 6DOF simulation are particularly ...

Introduction: Vision is the most critical sensory perception in humans, however, total sleep deprivation (TSD) impairs visuospatial cognitive abilities. While evidence suggests that the brain actively ...