How your family tree could catch a killer.

DNA evidence proved Lydell Grant’s innocence. So why won’t the state’s highest criminal court exonerate him?

Geneticists have begun using old bones to make sweeping claims about the distant past. But their revisions to the human story are making some scholars of prehistory uneasy.

Once viewed as a forensic “silver bullet,” DNA evidence is coming under fire.

Juries trust DNA. But should they?

A false confession to bad cops put a man in prison for rape and murder. But even conclusive DNA evidence hasn’t gotten him out.

Tim Masters becomes the main suspect in a gruesome Colorado murder; he’s eventually convicted thanks the work of a revered detective. Then the case unravels: DNA proves another man committed the crime.

The story of dog-scent lineup innovator Keith Pikett and the not-so-scientific science behind forensics.

A DHL tycoon’s small plane disappeared near the Phillipines amidst rumors of children fathered with teenage Asian villagers. Every scrap of his DNA went missing, but that didn’t stop a forensic mathematician.