Abstract: This letter proposes a design of a distributed prescribed-time observer for nonlinear systems representable in a block-triangular observable canonical form. Using a weighted average of ...

Abstract: In view of the actual characteristics of electromagnetic (EM) force are ignored in existing vibration calculation models, this article proposes a hybrid calculation model based on a discrete ...

Donald Trump declined to say whether the US military or the CIA carried out the strike, or to confirm that it took place inside Venezuela. "I know exactly who it was, but I don't want to say who it ...

President Donald Trump said the U.S. struck a facility inside Venezuela, in what would be a significant escalation in its campaign against alleged drug trafficking operations there. “There was a major ...

SAN DIEGO − As a fierce atmospheric river dumps heavy rains across parts of Southern California, some residents have been driven from their homes on Christmas Day as flooding and debris continue to ...

Joint Task Force Southern Spear forces struck two alleged narco-terrorist vessels moving along a major drug corridor in the Eastern Pacific on Thursday, killing five militants without suffering any ...

On the night of December 18, the Defense Forces of Ukraine repelled a massive attack by Russian strike UAVs. Air defense shot down or suppressed 63 enemy drones launched from several directions. This ...

As Congress debates whether to extend the temporary federal subsidies that have helped millions of Americans buy health coverage, a crucial underlying reality is sometimes overlooked: Those subsidies ...