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If the West Antarctic Ice Sheet were to melt, global sea level could increase by an average of 11 feet, a new study finds. This prediction is about half the rise scientists had estimated 30 years ago, but still enough to create a global disaster. The key question is how much sea level rise could occur in the coming decades?

Will the Padres maintain their hold on first place in the National League West? What does Floyd Landis' admission that he used illegal performance enhancing drugs tell us about the world of professional cycling? Lee "Hacksaw" Hamilton joins us for a local sports update.

Explorers looking for the lost cities in the Amazon have famously come up empty-handed. But now, scientists have found the remains of numerous smaller villages clustered around larger villages. Urban life may have been a part of the ancient Amazon after all.

The Supreme Court last week ruled that Arizona has not violated federal laws that require schools to help students who do not speak, read or write English. The decision raises a bigger question about why these students have been so poorly served to begin with.

Proposition 83, also known as Jessica's Law, is receiving broad support on this election night throughout the state. If passed, the measure will increase penalties for sex offenders. These Days Host T

The space shuttle Endeavor is set to leave the International Space Station Monday after a grueling 12-day stay in which astronauts performed five spacewalks.

President Obama used his second prime-time news conference to make the case for his economic agenda Tuesday night. But lawmakers are already making big changes to Obama's budget proposal.

The ultimate solution to California's water dilemma will draw on many sources. And one of them will be the supply of water we currently throw away. The water that goes down the drain, and down the toilet, can be reused. But finding the best way for San Diego to recycle is a technical and political question.

When California college students return to campus this fall, they'll find crowded classrooms, less access to faculty and counselors, fewer campus services and more difficulty getting classes they need to graduate.

Technological advances have helped many disabled people perform normal functions again. Helping blind people to see is beyond today's technology. But tomorrow's technology may be able to do it. A researcher at San Diego's Salk Institute is trying to create a prosthetic device that can restore sight. KPBS health reporter Tom Fudge explains.