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Is it possible to use a knowledge of forensic science, not to catch a killer, but to commit a perfect murder?

Test your own forensic skills to solve a series of murder cases

How some killers have tried to fool the experts by tampering with the evidence

Do we rely too heavily on forensic science when convicting criminals?

Watch a short version of the programme

The search for alien life is 50 years old, but a planet has been discovered that could support life.

Prof. Regan tests the scientific claims of supermarket products

A few isolated communities seem to hold the secrets to long life.

Lifting the lid on the business of human choices in an exclusive guide to making better decisions.

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