In that group, twenty-two percent of the wives earned more than their husbands during the most recent year of the study.

VOA: special.2010.02.19

Test projects have already begun, and he says the main part of the National Children's Study will begin next year.

VOA: special.2011.08.03

Yet the study found that having a friend who is lonely can add about seventeen days a year of loneliness.

VOA: special.2009.12.22

Secretary Gates said he has launched a year-long study of the possible effects of a change in the law.

VOA: special.2010.02.06

Last year,Doctor Chan reported that a long-term study of almost fifty thousand men showed that aspirin can help prevent colon cancer.

VOA: special.2009.09.01

A study in the United States found that eighty-four percent of undergraduates last year had at least one credit card.

VOA: special.2009.05.28

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

Last year Doctor Chan reported that a long-term study of almost fifty thousand men showed that aspirin can help prevent colon cancer.

VOA: special.2009.08.19

A study published in Stroke last year involved about two thousand people with an average age of sixty-two.

VOA: special.2009.08.12

And another British study reported last year that people whose index finger is shorter than their ring finger are at higher risk of osteoarthritis.

VOA: special.2009.02.25

The study was part of a larger ten-year project called the Global Census of Marine Life.

VOA: special.2010.08.10

Professor Graham says one study published this year found that about three out of every four teachers say they are not prepared to teach handwriting.

VOA: special.2009.10.29

In one study, researchers examined the pages of five hundred eighteen-year-olds from the United States.

VOA: special.2009.02.18

The four-year study looked at the health,diversity and biological make-up of the reef.

VOA: special.2010.08.10

A year later,Darwin would complete his detailed study of evolution through natural selection.

VOA: special.2009.12.01

A second part of the study is planned for early next year.

VOA: special.2009.06.09

Ruhli notes researchers used that technique to study the evolution of the tuberculosis bacteria from 2,000-year-old mummified tissue to modern-day strains.

VOA: standard.2010.05.05

And some do it better than others. One measure of success is the five-year survival rate, and the lead author of a new study says that number varied dramatically among the different medical centers doing lung transplants.

VOA: standard.2010.07.14