How—and why—DNA Testing Uses Biased Reference Databases
How—and why—DNA Testing Uses Biased Reference Databases NOVA
Are DNA ancestry tests equally accurate for all test takers?
About the Program
NOVA brings you stories from the frontlines of science and engineering, answering the big questions of today and tomorrow, from how our ancestors lived, to whether parallel universes exist, to how technology will transform our lives. Visit the official website to watch full-length documentaries, or explore our world through short-form video, on our digital publication NOVA Next.