Can tennis balls be pressurized?

USTA Tennis on Campus 2014
The championship started a little soggy as an overnight storm soaked the Cary Tennis Park, host of the 2015 USTA Tennis On...
Sky Tennis Indian Wells
Serena Williams: Will end 14-year Indian Wells boycott Serena Williams is to end her self-imposed exile from Indian Wells...
McHale Tennis Australian Open
She left it all out on the court — including vomit. Video of the 22-year-old from Teaneck, New Jersey bending over and throwing...
Tennis drills for High School
High school tennis coaches sometimes struggle to find new tennis drills to do with their team. Players can get bored of doing...
Monte Carlo Tennis live scores
Monte-Carlo, Monaco © Getty ImagesThe Bryans win their fifth Monte-Carlo title. World No. 1 duo Bob Bryan and Mike Bryan...