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Scientists studying tumors in Tasmanian devils and dogs have found evidence some cancer cells are being passed between animals through physical contact such as sex or biting. Science reporter and author David Quammen puts the findings in context.

House Budget Committee chair, Rep. Paul Ryan, showed political bravery in taking on entitlements as part of his proposed 2012 Republican budget plan. While trying to claim the high ground of leadership for the GOP, he also provided Democrats with a target-rich environment, ensuring a huge debate.

University of California at San Diego researchers are teaching local high school students and their teachers about the latest discoveries in bioscience. KPBS Education Reporter Ana Tintocalis has more

Only 13 percent of Americans approve of the job their federal lawmakers are doing, according to a new poll — the lowest point since the survey started in 1974. So what will it take for lawmakers to get back in Americans' better graces?

Host of Mystery Science Theater 3000 moves to San Diego

School Board President Richard Barrera joins us to talk about the cuts city schools can expect following the defeat of Proposition J.

An Indecent Proposal

Those who saw Jurassic Park might be wary of the idea of resurrecting dinosaurs from extinction. However, one scientist claims that this idea is not only possible, but he knows how to do it. We speak with the author of "How to Build a Dinosaur," a book that claims extinction doesn't have to be forever.

Liberals gathered at the America's Future Now conference are showing a deep frustration with the first 18 months of President Obama's presidency. As the midterm elections approach, they are afraid of losing the momentum and promise they felt in 2008.

Republicans plan to use Democrats' opposition to Arizona's controversial law as a key talking point in this fall's campaigns.