Terry Gross

The British hairdresser Vidal Sassoon, who created some of the most iconic hairstyles of the 20th century, died on May 9 at his home in Los Angeles. He was 84. Fresh Air remembers the trendsetter with excerpts from a 2011 interview.

Yemen is now considered to be "the greatest external threat facing the U.S. homeland in terms of terrorism," says investigative reporter Jeremy Scahill.

In her new book, Breasts: A Natural and Unnatural History, Florence Williams offers her take on why breasts are getting bigger and developing earlier, why tumors seem to gravitate toward the breast, and how toxins from the environment may be affecting hormones and breast development.