Iowa is testing less DNA evidence in sexual assault cases, a Des Moines Register investigation has found. Is that allowing serial rapists to go free?

It’s aged — 3,600 years. Scientists have successfully pulled a DNA strand from what they believe to be the world’s oldest ...

Investigators in Philadelphia are exhuming eight bodies buried in a potter's field this week in the hope that advances in DNA ...

Mr Marks, from Penarth, Vale of Glamorgan, is one of thousands of people with lung cancer who is likely to benefit from a new ...