Body fluids

When did sexual intercourse occur?

Given the nature of sexual offences, the case presented to court is often confined to one person’s word against another.  Disputed versions of events can sometimes differ in only minor ways.  In some sexual offences the timing of an act of sexual intercourse can be a

Washing out the stains

Locating semen stains on clothing usually relies initially on a chemical screening test followed by a microscopic examination for spermatozoa (sperm cells) to confirm the presence of semen. But are the tests used sensitive enough to detect semen after an item has been washed? The term