Abstract: This paper explores the fixed-time tracking control problem for fractional-order nonlinear systems with full state constraints. A novel fixed-time tracking control strategy is proposed for ...

The Cybersecurity and Infrastructure Security Agency on Wednesday issued a sweeping emergency order directing all federal agencies to immediately patch critical vulnerabilities in certain devices and ...

Cybersecurity firm F5 Networks says government-backed hackers had “long-term, persistent access” to its network, which allowed them to steal the company’s source code and customer information. In a ...

U.S. cybersecurity company F5 disclosed that nation-state hackers breached its systems and stole undisclosed BIG-IP security vulnerabilities and source code. The company states that it first became ...

The proposals would transform a program aimed at helping the most vulnerable people in the world into one that gives preference to mostly white people who say they are being persecuted. By Zolan Kanno ...

The National Hurricane Center on Friday said Tropical Storm Jerry was dropping torrents of rain on the Caribbean’s northern Leeward Islands while the season’s 11th named storm came in the form of ...

The National Highway Traffic Safety Administration said it has opened an investigation into nearly 2.9 million Tesla vehicles after reports of traffic safety violations linked to the electric car ...

Abstract: This paper presents a trajectory tracking control method for quadrotors based on a high-order fully actuated (HOFA) system approach. Despite having six degrees of freedom, a quadrotor ...

Scientists can now receive near-real-time alerts about the world's lands as their surfaces change, thanks to a new satellite-based monitoring system described today in Nature Communications.

Oct. 7 (UPI) --NASA and the European Space Agency are tracking the 3I/ATLAS interstellar object as it travels past Mars on its way toward the Sun and through the solar system. The object is thought to ...

The ram air turbine, used when electrical power or hydraulic pressure fails, was deployed during an Air India flight that landed safely over the weekend. The same system had been activated during a ...