The researchers have developed a way to make genetic changes in the three mosquito species known to spread malaria.

VOA: special.2009.12.22

Medical workers in Haiti are now trying to spread the message not to use river water without some form of purification.

VOA: special.2010.11.10

The crisis in Greece has threatened to spread to other countries and has led to protests and violence over spending cuts.

VOA: special.2010.05.14

It found that their lack of complex products like futures and derivatives limits the ability to spread risk.

VOA: special.2009.12.11

They felt it was God's will, and their duty,to spread American democracy and freedom across the continent.

VOA: special.2009.02.19

Rakim added different beats to the music and began using poetic words to spread his message.

VOA: special.2009.10.14

Doctor Fukuda, the agency's top flu expert, says the virus continues to spread in North America.

VOA: special.2009.06.10

As part of that effort, officials are trying to spread the word about mobile slaughter units.

VOA: special.2010.08.03

If the immune system weakens at any point, they begin to spread and then attack.

VOA: special.2009.03.25

Other researchers are working on ways to spread these genetically modified insects among mosquito populations.

VOA: special.2009.12.07

Today we will tell about how performers in several countries use rapping to spread messages.

VOA: special.2009.10.14

The especially vicious nature of the killings is supposed to spread fear among the Nazis.

VOA: special.2009.06.12

Other researchers are working on ways to spread these genetically-engineered insects among mosquito populations.

VOA: special.2009.12.22

He believed the music was an easy and effective way to spread his message.

VOA: special.2009.10.14