I'm Faith Lapidus. And I'm Bob Doughty. This week,we will tell how sharks use their wonderful sense of smell to find food.

VOA: special.2010.08.03

On ABC News, BP managing director Bob Dudley said underwater robots will move in to saw off the top of the broken pipe.

VOA: standard.2010.05.31

President Bob Stallman, says the extra costs will make it harder for farmers to stay in business.

VOA: standard.2009.12.12