The Harvard women’s tennis team returned to Cambridge Sunday in its Ivy League opener against Dartmouth. Family, friends, and ...

The world's oldest clay court tennis tournament is preparing for a new era with the replacement of line judges by hi-tech ...

How can AI umpires reduce human error in sports adjudication? Explore whether AI referees can ensure fair play in the MLB, ...

There were heated scenes at the Girona Challenger tennis event on Thursday ... vs Iliyan Radulov in Girona? Line judge called a ball out in tiebreak, but umpire checked the mark and ruled it ...

Early in the breaker, a line judge called one of Radulov’s shots out but the chair umpire came down to the court to check the ball mark in the clay and overruled the call, claiming it was in.

Novak Djokovic was left furious with the umpire over a serve-clock warning during his win over Lorenzo Musetti at the Miami ...

Controversy erupted at a Challenger event in Girona when Pablo Carreno Busta pushed chair umpire Ali Katebi during a second-round clash against Iliyan Radulov.

For 117 years, line judges – under the aegis of the chair umpire – have called the shots at the various tennis competitions held at courts around Monaco's capital that morphed into the Monte ...

Wimbledon has announced the shift to electronic line calling, marking a major change in the tournament's long-standing ...

Pablo Carreno Busta, the fiery former world No. 10, caused a stir at the Girona Challenger when he got physical with a tennis ...

Baseball has been undergoing some pretty dramatic changes. The sport may still be timeless in a sense, but it is now timed.