The launch of Novak Djokovic's breakaway players body just before the U.S. Open completely blindsided the ATP player council and could undermine the structure of the men's tour, acting president Kevin ...

Denis Shapovalov won the battle of North American young guns by grinding out a 3-6 6-3 4-6 7-6(5) 6-2 win over Taylor Fritz on Friday to move into the U.S. Open fourth round.

The researchers discovered that the lipid phosphatidylinositol-4-phosphate (PI4P)—usually scarce in the ER—acts as a ...

Djokovic overcame his latest hurdle to defeat Zizou Bergs and set up a semi-final with the qualifier Valentin Vacherot ...

Carlos Alcaraz and Jannik Sinner have never faced Jakub Mensik, whose campaign in Shanghai was ended by Jesper De Jong in the second round. It ended another opportunity for Mensik to add his second ...

Novak Djokovic knows that he must be very cautious in this last phase of his career, because any injury would risk permanently jeopardizing his future by not allowing him to end his career on his own ...

The final act of an 11-month season delivers hypnotic drama and distress, but little jeopardy between its biggest stars.

Roger Federer set tongues wagging when he said tournament directors like uniformly slow courts but are his instincts right?

U.S. adults say Trump is trying to exercise more presidential power than previous presidents and that this is bad for the country.

Intense workouts drain energy and slow recovery. Creatine monohydrate helps restore strength, boost recovery, and maintain ...

About four-in-ten parents say they could be doing better at managing their kid’s screen time. A larger share – 58% – say they ...

Researchers have long believed that neurons rely on glucose nearly entirely for fuel. The brain’s enormous energy ...