We will tell the story in two parts. Here is Kay Gallant with the first part of our story.

VOA: special.2009.05.23

The team found levels of lead as high as thirty-two thousand parts per million in tests on some paint samples from Ecuador.

VOA: special.2009.08.31

For his mathematical project, he compared two ways to estimate the square root of an integer, a number with no fractional parts.

VOA: special.2011.03.24

Breathing in two hundred parts per million of carbon monoxide will cause the first signs of poisoning.

VOA: special.2011.01.25

In two thousand three, an infection left him unable to move parts of his body.

VOA: special.2010.07.09

"We initially were rather concerned as how our parents would react, as we came from different religions, different backgrounds, two different parts of the planet.

VOA: special.2011.05.09

The music also has two parts to express different sides of Picasso.

VOA: special.2010.03.24

To get at these non-mutating parts of the virus, Nabel and his colleagues used a two-step vaccination process, called "prime-boost."

VOA: standard.2010.07.21

For parts of southern Australia, the annual fire season could be as little as two months away.

VOA: standard.2009.06.24

"Nearly every introductory text book, as well as people practicing in the field in speech pathology, for instance, teaches and believe that there is a separation of tasks and a division of labor between two very different parts of the brain, Broca's area and Wernicke's area , where Broca's area is responsible for producing,for speaking, and Wernicke's for comprehending,"

VOA: standard.2010.01.28