Joni Mitchell's new exhibit of photographs, 'Green Flag Song, ' is on display through Oct. 6 at the Violet Ray Gallery in New York City.

NPR: Joni Mitchell: A Resurgence of Music and Art

Nine consumer electronics firm agreed in February to standardize and promote a new format called "Blu-ray Disc" that uses a shortwave blue-violet laser to read more than two hours of high-definition content stored on a DVD-size platter.

FORBES: What's Coming