NEW YORK—For some in tennis, the serve clock was long awaited. For others, it was long dreaded. Not surprisingly, its introduction during the North American hard-court season this summer has ...

The tennis 'shot clock' is finding unlikely favor with players known for taking longer between points, helping them stay within the rules and even providing a few extra seconds. The clock is being ...

It is the serving clock which could potentially worry tennis’ male procrastinators. The 25-second clock was first used at last year’s season-ending tournament for the best 21-and-under players ...

NEW YORK — Is it finally time for a shot clock in tennis? The U.S. Open would like to find out. The tournament will test out the technology — which tracks time taken by the server between ...