A recent study showed that RTS,S reduced clinical cases of malaria by fifty-three percent over an eight month follow-up period.

VOA: special.2010.04.20

And we did it without compromising the values that we were taught as we grew up -- honor,integrity,patriotism,service, faith and commitment.

VOA: special.2010.11.08

The site was launched to the public last September by a start-up company led by its twenty-six year old founder.

VOA: special.2009.02.26

After his crack-up,however, he discovered he was no longer welcome at the magazines that had paid him well.

VOA: special.2010.11.28

He says up to seventy-five wild Kenyan lions may have died this way during the past five years.

VOA: special.2009.05.05

Rick Sharga from RealtyTrac says up to one-fourth of all homes that still have a mortgage loan balance are in this situation.

VOA: special.2011.01.24

Scientists at the agroforestry center say the use of fertilizer trees can reduce the need for chemical nitrogen by up to three-fourths.

VOA: special.2009.09.01

That is,this kind of pull-yourself-up-by-your-bootstraps, that with enough determination and hard work that you can transcend limitations of money or class or gender.

VOA: special.2010.03.08

He says the financial crisis should be seen as a wake-up call to change systems and ways of thinking, and to re-establish trust.

VOA: special.2009.01.23

In the western United States, mountain snow provides up to seventy-five percent of all surface water supplies.

VOA: special.2010.01.05

Alice Cooper's extreme clothing, face make-up,fake blood and crazy behavior have entertained audiences for nearly fifty years.

VOA: special.2011.03.21

It must give up Alsace-Lorraine, a part of France it had held for almost fifty years.

VOA: special.2010.10.28

The "six" in the expression comes from the six feet that make up a fathom -- which is a little less than two meters.

VOA: special.2011.03.06

The method combines an examination by positron emission tomography with a drug that lights up beta-amyloid.

VOA: special.2011.02.08