The PGA Tour took a big step toward banning green-reading books on Monday when it sent a memo to players and caddies outlining specifics of a proposed new rule. According to the memo, a copy of which ...

A toxic green pigment was once used to color everything from fake flowers to book covers. Now a museum conservator is working to track down the noxious volumes. During the 19th century, emerald green ...

The PGA Tour will adopt a local rule officially restricting the usage of green and yardage books beginning in early 2022, according to a report from reporter Brian Wacker Monday night. According to ...