An identical twin commits a crime and leaves their DNA at the scene. Can DNA testing reveal which twin is the culprit? This question reportedly came up in a case in France last month, in which the ...

An investigation initially punctuated by ransom notes and public pleas from family members for Nancy Guthrie’s release has since transitioned to investigators seeking results from DNA evidence ...

A warning to listeners — this episode contains sensitive material surrounding homicide and assault. On November 29th, 2012, a group of men broke into the Silicon Valley mansion of 66 year old investor ...

Investigators are analyzing DNA evidence from the home of missing 84-year-old Nancy Guthrie. Previous DNA testing on gloves found two miles away did not produce a match in the FBI's national database.