A racing mind and a pounding heart aren't all bad — the stress response can help humans and other animals deal with the unexpected. So what makes a vital system, that evolved to help us, turn toxic?
NPR's Lourdes Garcia-Navarro watched Brazil's World Cup semifinal against Germany in a bar in Sao Paulo. She speaks to Robert Siegel about the game and the devastation it sowed among Brazilian fans.
In 2012, Medicare was rocked by allegations that hospitals were systematically overcharging the program by miscoding electronic medical records. A study released Wednesday took another look.
Scientists at the National Institutes of Health made an unpleasant discovery as they cleaned out an old laboratory: The lab contained vials of the smallpox virus, previously unknown to authorities.
In a speech in Oslo, U.S. Attorney General Eric Holder urged European partners to do more to find and disrupt plans of would-be terrorists who head to Syria — and, once trained, might return to the West.
Israel stepped up its air assault on the Gaza Strip. Unlike air strikes in the past, Israel has tempered its initial show of force, but the situation appears to be steadily intensifying.
South Sudan is approaching the third anniversary of its independence. For more on the world's newest country, its civil war and the resulting humanitarian crisis, Melissa Block talks with E.J. Hogendoorn, the deputy director of Africa for the International Crisis Group.
Amid crises on the U.S.-Mexico border and roiling protests in Murrieta, Calif., President Obama is requesting $3.7 billion from Congress to address the unfolding issues over immigration.
More than 80 people were shot in Chicago over the July 4th weekend. Host Michel Martin learns more about the violence and what is being done to prevent it.
College students in North Carolina say the state's new voter ID law violates their right to vote based on age. They're challenging the law in court. Host Michel Martin learns more about the case.