Sixty-five presidential historians judged the past forty-two American leaders based on ten qualities of leadership.

VOA: special.2009.02.27

Experts explain that the movement of air in the atmosphere and natural qualities of the human eye caused him to see markings that were not there.

VOA: special.2010.07.11

The researchers study the genetic and physical qualities of the animals.

VOA: special.2010.06.22

"And so once we understand the genetics, we can try and just take those particular genes and work with popular varieties of rice to cross those particular genes into a popular variety and still maintain the expected cooking and eating qualities of the grain."

VOA: standard.2010.06.25

Because of these qualities, people have been using asbestos in products for many years.

VOA: special.2009.11.17

The world misunderstood them. But they were full of love and other good qualities.

VOA: special.2010.04.24

The letters of this code tell what qualities the bacterium contains.

VOA: special.2010.07.20