Abstract: This article presents a disturbance observer (DO)-based neural network (NN) control for a two-degree-of-freedom (2-DOF) helicopter system with input saturation, external disturbances, and ...

NEW YORK (AP) — On this, at least, the Democrats agree: It’s time to fight. Whether far-left activists, Washington moderates or rural conservatives, Democratic leaders across the political spectrum ...

(CNN) — Taking the metro is usually little more than a means to an end while moving around cities, but Saudi Arabia’s brand new Riyadh Metro is turning this notion on its head. Launched in December ...

Abstract: Inspired by the fully actuated system approaches, this article develops a novel neuroadaptive control method for 4-degrees of freedom tower crane systems under parametric uncertainties, ...

Gabfest Reads is a monthly series from the hosts of Slate’s Political Gabfest podcast. Recently, Emily Bazelon talked with Judith Resnik about her new book, Impermissible Punishments: How Prison ...

In 2018, hoping to curb underage drinking, the Metropolitan Transit Authority banned advertising for alcoholic beverages in New York City’s transit system. But the MTA board backtracked this summer, ...

The Keychron K2 HE offers fast, precise gaming performance with a sleek, office-friendly design, though its limited switch options and lack of media keys may be drawbacks. The Keychron K2 HE combines ...

Beaufort County is implementing a new emergency alert system. All residents are encouraged to sign up to receive alerts via phone and email. The County has switched from Hyper-Reach to SiRcom SMART ...

TOKYO and GUANGZHOU, China, Sept. 24, 2025 (GLOBE NEWSWIRE) -- Riken Genesis Co., Ltd. (Riken Genesis) and Burning Rock Biotech Limited (NASDAQ: BNR, “Burning Rock”) today announced that the ...

WASHINGTON, N.C. (WNCT) — Beaufort County has implemented a new emergency alert system called SiRcom SMART Alert, replacing Hyper-Reach. Residents are encouraged to sign up to receive alerts via phone ...