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The Internet is transforming the economy and the culture. Is it for the best? Andrew Keen, author of The Cult of the Amateur: How Today's Internet is Killing Our Culture says the consequences of the digital age need to be managed.

Bills to overhaul the nation's health care system have been approved by committees in the House and Senate. What are the details of the House and Senate proposals?

Historic buildings in the Islamic world are often covered with breathtakingly intricate geometric designs. Both artists and mathematicians have long puzzled over them, wondering how the patterns were created. A new study suggests the artisans worked from templates that drew upon advanced math principles.

The University of California at San Diego announced a new partnership with Mexico today. KPBS reporter Amy Isackson has details from Tijuana.

The scoring problems this year with the SAT have had repercussions for students and colleges across the nation, and have already sparked lawsuits.

The Antarctic B-15 iceberg broke into pieces in October 2005, but scientists didn't know what caused the ice shift. But two researchers recently discovered the ice shift originated 13,000 km away – in Alaska.

Dr. John Marler of the National Institutes of Health talks with Madeleine Brand about Arteriovenous Malformation, the condition that reported caused the bleeding in Sen. Tim Johnson's brain.

Two Philadelphia museums are scrambling to raise $68 million to hold on to a local art treasure. If they fail to reach their goal by a Dec. 26 deadline, "The Gross Clinic," Thomas Eakins' 1875 masterpiece, will be sold.

The Italian city of Pompeii is one of the best-known reminders of how deadly volcanoes can be. Mt. Vesuvius' eruption in 79 A.D. buried the city, entombing many of the dead in casts of hardened ash. Now, scientists say the destruction was even worse in an earlier incident 4,000 years ago.

A new discovery by some Southern California scientists could bring the auto industry one step closer to being able to use hydrogen to fuel cars. KPBS reporter Beth Ford Roth has the story.