Science Jun 28 Watch DNA Testing Reunites Families Separated by War Thousands of children were kidnapped during a civil war in El Salvador in the 1980s, but new DNA procedures are helping reunite parents with their now grown children.
Science Mar 28 Watch Researchers Seek Ways to Find Early Signs of Cancer Biomarkers, changes in a protein that indicate the progression of a disease, hold promise for different fields of medicine. NewsHour health correspondent Susan Dentzer reports on the use of biomarkers in the early detection of cancer.
Health Oct 11 Watch Doctor Discusses the Tissue Engineered Duplicate Organs Dr. Anthony Atala of Wake Forest University discusses the use of tissue engineering in replacing faces of wounded U.S. soldiers.