When a murder is committed and deceit clouds the evidence, investigators turn to science and technology to uncover the truth and expose a murderous lie and capture the killer.
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Photography has long been a vital tool in homicide investigations. A single image captures enough information to identify a suspect, and to preserve a vital clue long after a witness' memory fades.
For the forensic entomologist, the insects that nest in dead bodies are like tiny witnesses to a crime.
A millionaire is found dead, murdered for a stash of buried silver. A young woman dates violent men, only to be killed by her best friend.
A teenager is abducted on a shopping trip. Two hikers disappear from the Appalachian Trail.
DNA analysis overturns the convictions of three men who have spent years behind bars, paying for crimes they did not commit.
The forces of nature can reduce a body to bones in a matter of weeks. Using a unique combination of art and science, forensic anthropologists give victims a face long after they have been forgotten.
Forensic scientists find clues written in blood as they investigate the deaths of three women killed by the men who once loved them.
Three hairs microscopic fibers a common trash bag ripped from a roll. Seemingly small and insignificant clues become a victim's silent witness.
When a theft is committed, something valuable is stolen. But when a criminal needs a new identity, theft becomes a matter of life and death.
Ballistic analysis is the key to finding killers who turn guns on their victims. Each shot fired leaves its own fingerprint, allowing scientists to target murderers with deadly aim.
For homicide investigators, it's a race against time as they track their deadliest foe: a serial killer for whom killing is the only way to feel alive.
A dog can be a dead man's best friend. Dogs have been trained to sniff out corpses, drugs, explosives, and missing persons. They're often the first to find the essential clue that sets an investigation in motion.
Drowning deaths often look like accidents and water can destroy the scant clues the killer may have left behind. Investigators must turn to forensic science to solve cases where the victim is found dead in the water.
Accidental deaths, suicides, disappearances, and fires they're an everyday part of an insurance investigator's life. But cases shouldn't be taken at face value. Forensics has become a tool for exposing insurance fraud.
Every family has its secrets, and sometimes blood relations lead to bloodshed. When money is the motive, murder can rip at the very foundation of marriage and family.
Bombers, snipers, spree killers: some people don't care who they kill, they just want to hurt innocent people.
Approximately 1.8 million Americans are reported missing each year. Some are runaways who find their way home, but others simply disappear. When foul play is suspected, investigators turn to forensics to find the missing.
In criminal investigations, a simple clue can provide the missing link by placing a suspect at a crime scene. Dirt left on shoes, tires or clothes, or even a tiny piece of plastic can pinpoint a crime scene.
When a murder is committed and deceit clouds the evidence, investigators turn to science and technology to uncover the truth and expose a murderous lie and capture the killer.
Arson fires are set for their own sake, or to cover a different crime, such as murder. Think fire consumes all vital clues? Think again. Arson investigators can glean important clues from scorched rubble and ignite the unquenchable flames of justice.
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