Fingerprints are often found at the scene of a crime. A good source of such prints is thermal paper used for till receipts and cash machine statements. However the chemicals needed to reveal ...

Professor Sir Alec Jeffreys, whose forensic science techniques are used all over the work to catch criminals, said Britain's pioneering role in this field would come to an end unless its "parlous" ...

While researching the ways genetic variations are inherited, British geneticist Alec Jeffreys, 34, discovers DNA fingerprints, repeated sequences of DNA that vary from person to person.

Based on the extraordinary true story of Alec Jeffreys' discovery of DNA fingerprinting and its first use by Detective Chief Superintendent David Baker in catching a double murderer.

It's 1984, and Dr Alec Jeffreys unlocks a technique to read every individual's DNA fingerprint, while DCS David Baker leads the search for the murderer of a schoolgirl.