Related topics: embryos · human reproduction

Minority teachers reduce African-American teen pregnancy rates

Nationwide, 34 percent of girls get pregnant at least once before age 20, according to a study for the National Campaign to Prevent Teen Pregnancy. In Georgia, 86 out of every 1,000 African-American girls age 15-19 and 58 ...

Current state of the American family

Most young Americans plan to get married someday, but more than 40 percent of births now occur outside marriage, and the American family itself has become far more diverse and varied.

Strategies developed for more efficient beef cattle production

(PhysOrg.com) -- Reducing the amount of feed given to young female cows called heifers can result in more efficient use of nutrients for growth and reproduction, according to studies conducted by U.S. Department of Agriculture ...

The complex link between population decline and a warming planet

It's time to stop blaming overpopulation for our environmental woes and start looking at the factors that really matter—resource consumption and toxic exposure as population growth and fertility rates show downward trends.

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