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This year's Nobel Prize in chemistry goes to a biologist. Roger Kornberg at Stanford University is being honored for figuring out the details of how our cells read DNA. He's not the first in his family to win a Nobel Prize. His father, Arthur Kornberg, won in 1959.

The response to Mark Foley's unmasking as an Internet predator on juveniles is somewhere between an embarrassing blip and a disastrous exposure of hypocrisy. Either way, it doesn't help the GOP at a moment when doubts about Iraq are being fanned by intelligence reports and the hard-hitting new book from Bob Woodward.

Dmitri Shostakovich's most famous work, the Fifth Symphony, reflects his tenuous position as a creative artist in a repressive state. But the composer's overall contributions were stunningly diverse. Conductor Marin Alsop and Scott Simon reflect on the music of Shostakovich.

It's too early to say exactly what caused the ongoing E. Coli spinach contamination, but consumers shouldn't shy away from spinach grown in places other than the Salinas Valley, says a food-safety expert. Michele Norris talks with Carl Winter, Director of the FoodSafe Program.

President Bush orders the public release of a summary of a classified report by U.S. intelligence agencies on America's vulnerability to terrorist attack -- and how the war in Iraq affects the effort to fight terrorism. Descriptions of the National Intelligence Estimate surfaced in newspapers over the weekend.

The rebellious Senate Republicans and the White House may have come to an agreement on language on how to treat detainees. But it remains to be seen where the Democrats stand -- or how the deal will be received in the House of Representatives.

Football returns to the Superdome in New Orleans as the NFL's Saints post a 23-3 victory over the Atlanta Falcons. The event featured former President Bush for the coin flip and musical performances by U2 and Green Day.

The spinach industry in California was booming, until an outbreak of E. coli bacteria contamination put a halt to the sale of raw spinach. But the industry does not expect the scare to permanently damage the foods popularity.

More than 300,000 passengers have ridden China's railway to Tibet since it opened to traffic two months ago. China sees it as a historic event, but the train's long-term effects on the remote Himalayan region remain to be seen.

Roth Weigel is one of three activists profiled in Julie Cohen's new documentary, Every Body. New York Times reporter Cade Metz explains why we are at a turning point with artificial intelligence.