Hunt for the Oldest DNA | Full Documentary | NOVA | PBS

Transcript

♪ ♪ NARRATOR: For centuries, the best clues to ancient life have come from fossils. But now, a new window on the past is opening. ESKE WILLERSLEV: How can we travel back in time? Is there a time machine? Yes. It's DNA. It's ancient DNA. MAANASA RAGHAVAN: These are fragile molecules that fall apart outside the body. NARRATOR: How long can DNA surviv... Read More