A tape that is 1 to 2 millimeters thick and 2 to 3 inches wide is laid along the tennis court’s outside boundaries. Inside the tape, a high-density fluid is displaced when something hits it.

Tennis courts at the Patsy Mink Central Oahu Regional Park were damaged during a weekend pickleball tournament ... such as creating courts with blended lines so tape won’t be needed. “We ...

In a Grand Slam-first, at the 2021 Australian Open tennis championships, there will be no on-court line judges on any of the tournament courts in an effort to reduce the number of staff on-site ...