A deadly UPS cargo plane crash in Kentucky stemmed from corporate choices that favored profits over safety, according to a lawyer who filed two wrongful death lawsuits Wednesday, which allege the ...

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The prediction of the properties of crystal materials has always been a core issue in materials science and solid-state physics. With the rapid development of computer simulation techniques and ...

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ABSTRACT: Stability criteria for the complex-valued impulsive system are applied widely in many fields, such as quantum systems, which have been studied in recent decades. In this paper, I investigate ...

ABSTRACT: The concept of mass manifests in diverse forms, dimensions and configurations, and yet among all these manifestations, a unified origin is usually yearned for. This study aims to propose ...

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Introduction: The SIR (Susceptible-Infected-Recovered) model is one of the simplest and most widely used frameworks for understanding epidemic outbreaks. Methods: A second-order dynamical system for ...

Helen Mirren says she’s left ‘insulted’ by younger people’s ‘condescending’ comments Junk removal company caught illegally dumping garbage Europe to halt postal services to US after tax deal scrapped ...