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In our Cancer Series, we look at cancer screening: when to start, how often to get screened, and the accuracy of screening results.

Marilyn Schlitz, the president of the Institute of Noetic Sciences in California, woke up one morning and realized she was the heroine in Dan Brown's new novel, The Lost Symbol. Since Brown's book was released, traffic to her institute's Web site increased twelvefold, and new members continue to sign up.

Is civility about to stage a comeback in Washington? Some of the most controversial members of Congress have lost their seats.

Michael Specter believes we are living in a time where we fear science at least as much as we embrace it. In a fundamental shift in the way we approach the world in the 21st century, we view progress and discovery with antipathy, which harms the planet and threatens our lives.

On Sunday, voters delivered a robust victory to Enrique Peña Nieto of the Institutional Revolutionary Party, or PRI.

Airs Wednesday, August 24, 2011 at 10 p.m. on KPBS TV

A controversial study that questions decades of forest ecology research has made headlines across the country. The study -- published earlier this year -- raised eyebrows especially in the west where forest managers have been trying to prevent severe wildfires for decades.

Barbara Kingsolver's seventh novel addresses global warming and the failings of public education through the story of a Tennessee woman whose thus-far disappointing life changes when 15 million monarch butterflies alight in the woods near her home.

Tens of thousands of fans are expected to flock to Qualcomm Stadium today to bid farewell to local sports icon and hometown hero Junior Seau, who will be buried in Oceanside in a private ceremony this morning.

In the latest issue of The New Yorker, journalist Raffi Khatchadourian writes about a secret chemical weapons testing program run by the U.S. Army during the Cold War.