The vaccine has already proven effective at preventing the disease in half of those vaccinated which is more than ever before.

VOA: special.2009.12.22

The report says one reason for the growing deadliness of cancer is more people smoking cigarettes in developing countries.

VOA: special.2009.01.13

The green is more about the ripeness, or lack of ripeness, of the grapes used to make the wine.

VOA: special.2010.12.20

Tucker used more than four hundred fifty thousand Legos to make his version which is more than five meters tall.

VOA: special.2010.07.30

But one day you go to the store and discover that the price is more than you can pay.

VOA: special.2010.03.23

The city is more than two thousand meters above sea level, near the southern Rocky Mountains in northern New Mexico.

VOA: special.2009.03.30

So far it has proven effective at preventing the disease in half of those vaccinated which is more than ever before.

VOA: special.2009.12.07

And there is more to learn. Jonathan Rottenberg says the science of crying is still in its infancy.

VOA: special.2009.01.28

He says he likes that the music is more challenging than what he plays with his school orchestra.

VOA: special.2010.06.21

However,this is more difficult because it is harder to control the diets of people and because they live longer than other animals.

VOA: special.2009.09.01

Stress is more likely to be harmful if you feel helpless to deal with the problem or situation that causes the stress.

VOA: special.2009.03.24

His research suggests that trust between people is more important in countries with a weak legal system.

VOA: special.2009.12.19

It is more than seven hundred pages long, far longer than most books people read for entertainment.

VOA: special.2010.06.06

He says his latest album "I Am What I Am" is more personal and a little more from the heart than earlier records.

VOA: special.2010.06.11