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The world No. 1 all but broke tennis with his record-setting Australian Open.

Rafael Nadal and Novak Djokovic will face each other for the fifty-third time.

The Swiss reveals he even sheds tears during sad movies on planes. 

Newly appointed head of men's tennis at the USTA Kent Kinnear shares his insights. 

The world No. 1 is still having some fun even as offseason training picks up speed. 

Chris Evert, Martina Navratilova were some of many paying tribute to the 41st President. 

It's been a well-deserved break for the newly crowned world No. 1.

The two were the stars of the show at a luncheon in Indianapolis. 

The Serb has experienced some peaks and valleys the past two years, but is back on top.

At all levels of the game, having a reliable return of serve is more important than ever.

Novak Djokovic tied Pete Sampras' record of 14 Slams, Osaka made history, and a lot more.

See how much you know about the last time an American man won a Grand Slam.

The 30-year-old shows a hard-to-learn skill that is 100% worth the trouble.

Dimitrov, Kvitova, Stephens, Sharapova and more seeds are all already out.