Professional tennis player Roger Federer won his 20th Grand Slam title recently. He’s…
tennis
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Roger Federer career in rankings and wins
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Serena Williams, greatest of all time
Serena Williams, who plays tonight in the U.S. Open semifinal, might be the…
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Maps to understand tennis
Damien Saunder, a cartographer at ESRI, likes to use mapping methods to evaluate…
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Be a tennis line judge: Interactive tests your skills
Watch video clips from the judge’s point of view and try to make the call.
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See a 150mph tennis serve to your face
Hawk-Eye is a collection of technologies that allows high-granularity sports tracking, most notably…