At the microscopic level, fluids are composed of particles — little billiard balls bopping around and occasionally colliding — and Newton's laws of motion work well to describe their trajectories.

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Da Nang (VNS/VNA) - The Da Nang University of Science and Education, under the University of Da Nang, is to offer a unique one-year academic course for foreigners to find out more about Vietnam ...

Nghe An (VNA) – An archaeological team has made a significant discovery in the central province of Nghe An, providing new understandings of prehistoric coastal communities in the region.