These eye-catching phenomena have long puzzled skygazers and scientists—until two amateur astronomers made a very serendipitous discovery.

In the video, which has gone viral, lightning can be seen lighting up the sky before a bolt of lightning appears to strike ...

History was made Thursday with the first use of the automated ball-strike challenge system during the spring training game between the Cubs and Dodgers in front of 10,959 fans at Camelback Ranch.

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