Breathless and flecked with sweat, students from China and the United States focused intently on the court. Yellow ...

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 ...

In other words, to cheat. The basic idea was to make a tennis ball that would start spinning at the push of a button, rather than by skillful wielding of a racket: a spinning ball that flies ...

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 ...