Tenniix the AI tennis robot offers personalized practice with speeds up to 75 mph, 5,000 RPM spin and over 1,000 training drills across three skill levels, all controlled by voice or smartphone app.

Nick Bollettieri, the famed tennis coach who taught the likes of the Williams sisters, Andre Agassi and Maria Sharapova, has died aged 91.. Bollettieri’s death was confirmed by the IMG Academy ...