DNA tests can lead to unpleasant discoveries
(NEWSER) - A simple DNA test is enough to rend a family apart, the Los Angeles Times reports. As more people take genetic tests to uncover medical data or trace family roots, more are discovering that their biological father is someone else. It's an old issue in medicine—blood types, after all, can reveal non-paternity—but "it's going to be more and more of a problem," one doctor says. More»
