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Lying at the foothills of several active volcanoes, the colonial-era town of Antigua is a fitting meeting point for civil society groups gathering in Guatemala from across Central America to prepare ...

Where thousands of chemistry professionals meet to share ideas and advance scientific and technical knowledge. Sharing your passion for chemistry, connecting with one of the world's largest scientific ...

Head coach Ben Johnson addresses the media on Sunday at Allegiant Stadium after the Bears' Week 4 win over the Las Vegas Raiders. Raiders running back Ashton Jeanty fumbles after being hit by Bears ...

Abstract: In this paper, a fully actuated system approach is proposed for the trajectory tracking problem of robotic manipulators with external disturbance. For the case of tracking a constant or slow ...