Table 2 shows the allowable range for compression ... This paper reviews the current state of knowledge of the history and mechanical characteristics of tennis rackets, balls, and surfaces, and their ...

Breathless and flecked with sweat, students from China and the United States focused intently on the court. Yellow pickleballs shuttled between them, creating an invisible bond.

A robot that plays table tennis put Olympian Miwa ... the table to follow the position of the ball and movement of the opponent. The robot moves its racket after its computer “brain ...