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Researchers at UCSD are developing a tool that can be installed in cell phones to help guide illegal immigrants to water and safety while crossing the border from Mexico to the United States. We discuss the tool and how it might impact those trying to cross the border and those trying to stop them.

Mike Sager has written about Roseanne Barr admitting she has multiple personalities, Slayer fans, what it's like to be a beautiful woman, the lethal fires in Wildcat Canyon and what it's like to live

One prominent Republican drew the ire of his fellow party members this week by calling the passage of the health care bill the GOP's Waterloo. But Republicans say the issue has lost none of its power to motivate the opposition in the midterm elections and beyond.

The annual summit of the Group of 8 industrialized countries opens Wednesday in Italy. But the agenda risks being overshadowed by sex scandals swirling around the host, Prime Minister Silvio Berlusconi.

Could you have a Neanderthal in your family tree? Scientists say modern humans did more than simply coexist with our evolutionary cousins. New research shows that Neanderthals and non-African early humans had sex -- and produced offspring. Along with the chimpanzee genome completed a few years ago, the Neanderthal genome will help scientists pin down the genetic changes that made modern humans human.

Nowhere is the Volga River more hallowed than in the city named after it: Volgograd, better known as Stalingrad, site of one of World War II's most important, and bloodiest, battles. Today, Volgograd residents are still adjusting to the post-Soviet changes that have altered Russia.

Humans have been telling stories ever since we began talking. This ability to craft narratives helps us shape our lives and our interactions with others and, says one neurologist, pushes us to excel and give life meaning.

President Obama is making a final frenzied push before the health care bill comes up for a vote in the House on Sunday. If the bill fails, he will be severely weakened. He will have failed to deliver his signature initiative, and his Democratic Party will look incapable of governing.

Sharks: Many fear them - others are fascinated by the ocean's top predator.

During the Neolithic period, farming technology swept north into Europe over a period of several thousand years. A new study suggests that this development was due to migrating farmers and their appeal to hunter-gatherer women.