WASHINGTON, May 10, 2012 /PRNewswire/ -- The nation's eighth-graders have improved their performance in science and narrowed some racial/ethnic achievement gaps since 2009, according to the

WASHINGTON, May 7, 2012 /PRNewswire/ -- The results of The Nation's Report Card: Science 2011, Grade 8, which details students' knowledge and abilities in the areas of physical science,

Special feature highlights cancers associated with excess weight and lack of sufficient physical activity ATLANTA, March 28, 2012 /PRNewswire-USNewswire/ -- Death rates from all

IRVING, Texas, Feb.

NEW YORK, Feb.