Abstract: In this study, an observer-based output feedback bounded control strategy is investigated for states unmeasurable nonlinear systems subjected to actuator hysteresis and unidirectional input ...

Scientists have uncovered a missing feedback in Earth’s carbon cycle that could cause global warming to overshoot into an ice ...

Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial rocks reveals. When you purchase through links on our site, we may earn an ...

Almost everyone agrees that the US air traffic control system is broken. Longstanding staffing shortages. Antiquated technology. And now, air traffic controllers are caught in the middle of a ...

And that you don’t decide “It’s Not for Me.” By Tony Maglio You probably aren’t a big fan of the new HBO Max price, but maybe this will make up for it? (Spoiler: it won’t.) On Wednesday, Oct. 22, HBO ...

The Federal Aviation Administration has given the green light for industry to start working on and turning in their proposals for a contract to stand up a new air traffic control system for managing U ...

The Atacama Large Millimeter/submillimeter Array has detected methanol isotopes around a nearby star, which could help explain why the ingredients for life are present on Earth. When you purchase ...

SEATTLE--(BUSINESS WIRE)--Amazon today announced the Amazon Key Access Control System—a lineup of customizable, property access solutions for multi-family buildings and gated communities. Amazon Key ...

The ongoing crisis at Newark Liberty International Airport has laid bare the sorry state of our nation’s air-traffic-control system. Equipment outages have left air-traffic controllers unable to track ...

Transportation Secretary Sean Duffy unveiled an ambitious new plan to modernize the air traffic control system aimed at improving safety and reducing delays. The overhaul would cost tens of billions ...

Transportation Secretary Sean Duffy says he wants a full modernization of the nation's antiquated air traffic control system within four years. On Thursday, he announced a far-reaching, estimated ...