Talk of the Nation

Web browser manufactures often market their products to consumers with an emphasis on privacy, assuring users that their products can better control how personal information is used online. Carnegie Mellon privacy researcher Lorrie Cranor explains that many companies have developed quiet ways to step around some of that privacy-protecting code.

Director Wim Wenders created the 3-D documentary "Pina," in tribute to German choreographer Pina Bausch. When the two met over 20 years ago, they started planning a film that would capture her unique style of modern dance. Bausch died of lunch cancer just days before filming started.

A bill that could legalize same-sex marriage has cleared the Maryland House and is expected to pass in the Senate. A majority of black clergy in the state argue that same-sex marriage conflicts with the teachings of the Bible, but some pastors have spoken out in support of the bill.

Two movies about movies — The Artist and Hugo — are up for the 2012 Academy Award for best picture. Hollywood has a unique way of making films that depict life in Tinseltown. Film buff Murray Horwitz discusses Hollywood films that deal with the glitz, glamor and harsh realities of Hollywood.

In January 2011, six unemployed people in St. Louis, Mo. began recording audio diaries for the year-long series "The Road Back To Work." NPR's Tamara Keith chronicled their triumphs and struggles. Casaundra Bronner found a job in March 2011 after a year unemployed.

All throughout the school's 110-year history, the Manassas High School football team in Memphis, Tenn., was known as a losing team. In 2009, volunteer coach Bill Courtney led the struggling Manassas Tigers to the playoffs.

Filmmakers Dan Lindsay and T.J. Martin chronicle the challenges of the team — on and off the field — in the documentary Undefeated.

Lindsay and Martin talk with NPR's Neal Conan about the film, nominated for an Academy Award in the documentary feature category.

Wikipedia is the go-to source for succinct information on almost every topic imaginable. It strives to reflect neutral truths that can be verified by reliable sources. The site, known as "The Free Encyclopedia" is written and edited by volunteers.

Some analysts are calling the GOP primary in Michigan a do-or-die state for Mitt Romney, who grew up in the suburbs of Detroit and whose father was a popular governor in the state. NPR's Ken Rudin and NPR's Don Gonyea discuss the Michigan primary.

Traffic cameras that snap pictures of cars running red lights or speeding are used in 661 cities around the U.S. NPR's Corey Dade explains that while local governments argue they make driving safer, some motorists believe the cameras are nothing more than revenue generators.

Journalist Marie Colvin, of Britain's Sunday Times, was killed in Syria Wednesday — along with French photographer Remi Ochlik. NPR's Neal Conan remembers the foreign journalist who joined Talk of the Nation several times, reporting from Gaza and Libya.