Abstract: Hydraulic manipulators are usually applied in heavy-load and harsh operation tasks. However, when faced with a complex operation, the traditional proportional-integral-derivative (PID) ...

The News & Observer is proud to introduce our 2026 summer interns and fellows. The journalists will work in departments across the newsroom, including on our metro, politics, business, sports, visuals ...

Abstract: In this paper, an observer that combines the design ideas of disturbance observer and state observer is proposed for fully actuated systems with external disturbances. The integral term is ...

A lawn mower rider died while crossing a rural North Carolina intersection on Wednesday, a State Highway Patrol trooper said. Larry Dale Lail, 63, of Lincolnton, died after he was hit by the driver of ...

Charlotte Observer Editor Rana Cash resigns, effective May 1. Managing Editor Taylor Batten’s position was eliminated; he departs the same day. The changes reflect financial pressures squeezing legacy ...

Closed for six months, a Lake Norman intersection near a popular BBQ restaurant reopened Monday, April 20, with a new, safer look, state highway officials said Friday. The work included a new ...