It was a cold day at the Arnold Palmer Invitational at the Bay Hill Course in Orlando on Thursday.

• Colin Moynihan

Federal authorities say Phil Mickelson was on the receiving end of a stock tip that was allegedly obtained illegally.

Three weeks out from the 2017 Masters, world No.2 Jason Day has talked of his lifelong dream to be an Australian champion at Augusta National.

Muirfield golf club has voted to admit women members, scrapping the all-male policy that led to the historic Scottish course being stripped of its eligibility to host Britain's Open championship.

• Evin Priest

Dustin Johnson has cemented his place over Australian Jason Day and Rory McIlroy atop the world rankings with an emphatic victory at the World Golf Championships event in Mexico City.

A 212-metre hole-in-one was the highlight of Justin Thomas' upstaging of Rory McIlroy and Dustin Johnson on day three of the World Golf Championship in Mexico City.

• James Corrigan

Rory McIlroy and Tiger Woods led the praise for golf's proposed radical rules overhaul, with the former expressing his belief that the "revolutionary" modernisation and simplification could stop people turning away from the game.

• James Corrigan

Rory McIlroy has apologised "to anyone I p----- off" for playing with President Trump, but maintained that it was a chance he was simply not going to turn down.

Adam Scott has concluded his Honda Classic title defence with a creditable two- under-par 68 at the US PGA Tour event in West Palm Beach, Florida.

• Evin Priest

Australian world No.2 Jason Day will miss out the chance to return to the top of the rankings after withdrawing from the World Golf Championship event in Mexico City.

World No.7 Adam Scott will use the final-round of the Honda Classic to fine-tune his scratchy swing ahead of next week's World Golf Championship event in Mexico.

• James Corrigan

Rory McIlroy has been in the dock for playing a round of golf with the President. Why the outrage?

• James Corrigan

From teenaged tearaway implicated in a gangland murder to multi-millionaire professional athlete. From party animal with three positive tests for recreational drugs to major champion. From game's pariah wasting all that god-given ability to world No 1 for whom rivals have nothing but praise.

• David Prestipino

Perth's revolutionary $1.75 million World Super 6 golf event is set to gain even more of a party vibe next year.

• John Wagner

President Trump, who pledged as a candidate to limit his golfing to when it was also conducive to conducting business, played a full round last weekend with world No.3 golfer Rory McIlroy.

Adam Scott will revamp his 2017 major championship schedule in a bid to add to his historic 2013 Masters title.

• David Polkinghorne

Canbera's Matt Millar says big time ahead for Thai young gun.

• Karen Crouse

Nineteen golfers, including the Genesis Open's non-playing host, Tiger Woods, have ascended to the men's world No. 1 spot since the rankings were introduced in 1986. On Monday, Dustin Johnson will become the 20th.

Korean golfer Ha Na Jang has produced a stunning late surge to win the women's Australian Open at Royal Adelaide.