Stories of major crimes that were solved with the help of forensic evidence provided by expert witnesses. Soil analysis helps solve a 37-year-old murder investigation

The murder of Lynette White, in which a forensic scientist help police locate new evidence to find the real killer after five men had been wrongfully arrested for the crime. Plus, how forensic analysis of fragments of CCTV footage blew apart a suspect's alibi.

The forensic imaging expertise behind the capture of a killer terrorizing Rochdale and how translating slang exchanges between friends in an online chat revealed a murder plot

A team of expert witnesses follows a trail of fibers and DNA, to solve three violent cold cases in Pembrokeshire and a fraudulent diamond investment scheme is exposed by a gemologist.

How a body left in a field prompted the examination of pollen, establishing a new forensic discipline. Plus, how fibers fused with a car wreckage proved who caused a fatal traffic collision.

How the study of insects was crucial in solving the disappearance of a Warrington teenager, and the art expert who was called upon to help investigate a string of forged paintings

The analysis of soil on a spade that finally brought some justice to the grieving family of a murdered woman in Swindon. Plus, how a stone in a shoe unmasked a killer in Swindon

A wrongful conviction is overturned by re-examining microscopic particles on a van seat, and an attempted murder outside a nightclub is solved by a facial comparison expert