There's a border dispute brewing in the U.S., but it's not between with Canada or Mexico. It's a different north/south rivalry, between the Carolinas. Residents who live on the state line are upset at an effort to re-draw it. The states say they're not changing the line, just "clarifying it". But that's not how it seems to a few residents who liked the state they used to live in.

The Supreme Court listened to oral arguments on Monday in a case that asks whether a child that is conceived and born by in vitro fertilization after the father's death is entitled to Social Security survivors' benefits.

As many as half of the world's languages are at risk of disappearing by the end of the century. More aboriginal groups around the world, including Oregon's Siletz tribe, are using "talking dictionaries" and other digital tools to help preserve their native languages.

When it comes to health care in the U.S., no two states are more different than Texas and Massachusetts, which boast the highest and lowest rates of uninsured people, respectively. Those differences come into stark relief in the lives of Texan Melinda Maarouf and Massachusetts resident Peter Brook.

House Budget Committee Chairman Paul Ryan, who proposed a budget last year that was controversial because of radical changes it would have made to Medicare, is making another run at his target. This time he has a Democratic ally, Sen. Ron Wyden of Oregon. But progressive groups were already attacking the plan even before its official release Tuesday.

Meth-exposed children are more anxious and depressed at age 3, a new study found. And they tended to be more disruptive at age 5. But researchers say those problems are manageable if children and parents get help early on.

Former Rutgers student Dharun Ravi could face 10 years in prison and deportation to his native India after being convicted of bias intimidation. Ravi used a webcam to spy on his roommate, Tyler Clementi, having an intimate encounter with another man. Clementi killed himself several days later.

This week the action in the race for the 2012 Republican presidential nomination is in Illinois, which holds its primary Tuesday.

The Gallup Indian Medical Center in New Mexico has seen a rise in the number of new HIV cases among Navajo in the last decade. Some Navajo say that talking about HIV means wishing it upon the people. Host Michel Martin speaks with The Navajo AIDS Network's Melvin Harrison and Dr. Jonathan Iralu, who works at the Medical Center.