May 18, 2013 — University of New Hampshire professor Yitang Zhang announced this week that he has come close to solving a centuries-old problem: proving the twin prime conjecture. Host Scott Simon gets an explanation from Weekend Edition Math Guy Keith Devlin of Stanford University.
May 18, 2013 — Host Scott Simon talks to ESPN's Howard Bryant about the NBA playoffs, Washington Nationals outfielder Bryce Harper's collision with a wall, and David Beckham's retirement from soccer.
May 18, 2013 — NPR's Ari Shapiro joins host Scott Simon to talk about the Obama administration's week. The president was buffeted by revelations that the IRS had targeted Tea Party groups seeking tax-exempt status and that the Justice Department had subpoenaed reporter phone records. On top of that, Republicans continue to allege that the White House engaged in a cover-up of talking points about the attack in Benghazi, Libya.
May 18, 2013 — Host Scott Simon speaks with New York Times classical music critic Anthony Tommasini about conductor James Levine's return to the Metropolitan Opera after a series of health problems kept him away for two years.
May 18, 2013 — NPR's Scott Simon talks to Connie Schultz, former columnist and Pulitzer Prize-winning journalist for the Cleveland Plain Dealer. Starting this summer, the paper's owners will be reducing home delivery to three days a week and making huge cuts in the newsroom staff.
May 18, 2013 — Host Scott Simon talks to NPR's David Folkenflik about the Justice Department's seizure of phone records of Associated Press reporters and editors, and Bloomberg's secret monitoring of its sources' and customers' activities.
May 18, 2013 — Host Scott Simon talks with NPR's Ofeibea Quist-Arcton about Zimbabwe's upcoming presidential election and efforts to alleviate its international isolation.

May 18, 2013 — The bipartisan immigration overhaul proposed by the Senate's Gang of Eight has been the target of scores of amendments. So far, the bill has largely held its own, but its prospects for getting through Congress are uncertain.

May 18, 2013 — Afghanistan is believed to be home to world-class mineral deposits, valued at up to $3 trillion and offering hope for the country's economic future. But in the current environment of uncertainty, investors are nervous and it could be many years before Afghanistan strikes pay dirt.

May 18, 2013 — Research shows that prime-time television isn't a bad place to find portrayals of working women. Working moms and working women over 40 are another story.

May 18, 2013 — The Serbian guitarist fell in love with American blues music as a kid — well before she could understand the words.
May 18, 2013 — With the death of a possible suspect in one notorious case, activists are weighing the FBI's efforts to tackle cases from the 1950s and '60s. Some are calling for a congressional hearing to see whether the FBI has done enough investigating.

May 18, 2013 — Colin Broderick's new memoir, That's That, chronicles his childhood in Northern Ireland during the modern-day "Troubles." Broderick says growing up in what was essentially a war zone seemed normal to him at the time.

May 18, 2013 — Dan Brown, author of the blockbuster The Da Vinci Code, is back with his first novel in four years. Inferno follows academic hero Robert Langdon on a chase through Italy as he attempts to avert a biological catastrophe.

May 18, 2013 — Atmospheric scientist Ira Leifer installed special air sensors on a camper, then drove from Florida to California, measuring methane levels all along the way. More than 6,000 readings later, he found some noticeable spikes, especially around petrochemical plants and urban areas like Los Angeles.