At Sanderson, Mary began to study more difficult subjects.

VOA: special.2010.06.27

The study found that more than one-third of the pictures in women's magazines showed babies in unsafe sleep positions.

VOA: special.2009.08.26

The study says mangrove trees provide more than one and a half billion dollars worth of services to ecological systems worldwide.

VOA: special.2010.04.20

The new study adds to findings that women may be more at risk than men for the damaging effects of smoking.

VOA: special.2009.06.03

Another difference: The study found that African-American and Latino children were more likely to be bullies compared to white children.

VOA: special.2010.05.06

The findings came from a study of more than three hundred forty thousand adults living in the United States.

VOA: special.2010.08.03

More detailed results of the study are expected to be presented at a conference in France later this month.

VOA: special.2009.10.13

But a three-year study showed that beetles like to feed more on the transgenic plants, increasing cases of wilt disease.

VOA: special.2009.10.27

That study began 60 years ago in Framingham, Massachusetts, to learn more about the risks of heart attack and stroke.

VOA: special.2009.01.21

The study found a big increase in the percentage of married women who earn more money than their husbands.

VOA: special.2010.02.19

The study also found that more than one-quarter of American adults have left the religion in which they were raised.

VOA: special.2010.03.05

But the study says it can be more economical in the long term than using fuels like gasoline, diesel or kerosene.

VOA: special.2010.01.11

The study found that happy people are more likely to be socially active,to read,attend religious services and to vote.

VOA: special.2009.02.11

More detailed results of the study are expected to be presented at an AIDS vaccine conference in Paris next month.

VOA: special.2009.09.30