Five first-round matches are scheduled on Day 2 of the ATP 250 in Stockholm. It will be the most sought-after ticket in town, ...

All the remaining first-round matches will be played on Day 2 at the ATP Almaty Open. This article features former champion, ...

No. 1 seed Frances Tiafoe smashed 21 aces without a double fault to defeat British qualifier Daniel Evans 6-7 (10), 7-6 (4), ...

World no. 1 Jannik Sinner is spending his 19th season on the ATP throne. Jannik has been the dominant figure in men's tennis ...

the 17-year-old is back into the last eight of an ATP clay-court event after making the most of his wild card opportunity in Bucharest. On Thursday, Fonseca eased past Radu Albot, 7-6 (2), 6-2 ...

Tommy Paul won his career-best 42nd singles match on tour this season, as the fourth seed defeated Laslo Djere 6-2, 7-6 (2) ...

Exactly how much ATP is produced per oxygen molecule consumed? The amount varies, but it's somewhere around 2.5 ATP molecules. That works out to 28–38 ATPs per glucose — again, a variable ...

ATP works by losing the endmost phosphate group when instructed ... More details on the chemistry of ATPase can be found here, and you can download the 2 Mbyte pdb file for Bovine ATPase from here.

Djokovic arrived in Riyadh after competing in the Shanghai Masters final, falling to Jannik Sinner and missing his 100th ATP ...

It may be a rise of only one spot, but it’s historic—not only is it a new career-high ranking for Sinner, but he’s now the first Italian to reach the Top 2 in either ATP or WTA rankings history.

Rafa Nadal has announced his retirement from professional tennis with an emotional video published on his social network ...

Diallo, currently ranked 118th on the ATP Tour, had six aces without committing a double fault and was broken just once in the match that lasted just under two hours ...