Milestones

ANNOUNCED

That he would step down as CEO of his namesake company, Ralph Lauren. The designer who brought Americana to haute couture said he will continue to contribute to the company in his new roles as chief creative officer and executive chairman. Stefan Larsson, president of Old Navy and a veteran of H&M, will step in as the new chief executive in November.

NAMED

The 2015 MacArthur “genius” grant winners, including Ta-Nehisi Coates, author of Between the World and Me, and Lin-Manuel Miranda, who wrote and stars in Hamilton on Broadway. The recipients each receive $625,000 over five years.

DIED

• Richard Rainwater, 71, billionaire dealmaker and philanthropist known for owning part of the Texas Rangers baseball team, turning around Disney’s fortunes in the 1980s and developing the careers of powerful protégés.

• Catherine Coulson, 71, actor best known for playing the Log Lady in Twin Peaks. She had worked with David Lynch since his first feature film, Eraserhead, and was due to appear in the reboot of his cult-favorite TV series.

DISCOVERED

The first ever “glowing” sea turtle, a biofluorescent species found off the coast of the Solomon Islands. Scientists observed the hawksbill sea turtle glowing green and red while they were filming biofluorescent small sharks and coral reefs.