Hair dye 'CSI' could help police solve crimes

Criminals with a penchant for dyeing their hair could soon pay for their vanity. Scientists have found a way to analyze hair samples at crime scenes to rapidly determine whether it was colored and what brand of dye was used. ...

CSI: PCR-free techniques ID the most active microbes on the scene

Anyone who has watched one of the CSI: Crime Scene Investigation television shows knows that PCR (Polymerase Chain Reaction) is a technology used to amplify the tiniest samples of DNA into forensic evidence that can identify ...

Forensics lab cracks case on newer, 'greener' gunshot residue

Discoveries by West Virginia University forensic scientists about how gunshot residue behaves on skin, hair and fabric will allow crime scene investigators to catch up to the proliferation of new, eco-friendly types of ammunition ...

Forensics: A call for evidence

Many people today rely heavily on instant messaging services such as AIM, Windows Live Messenger and Google Talk for communications, and an increasing number of users are accessing these online chat services from their mobile ...

Bacteria on shoes could help forensic teams catch suspects

Prospective criminals should take note: bacteria are everywhere. A small pilot study has shown that the germs on personal belongings such as shoes and mobile phones are actually a useful way of tracing a person's whereabouts ...

Microbial 'signature' for sexual crimes

Bacterial communities living on an individual's pubic hairs could be used as a microbial 'signature' to trace their involvement in sexual assault cases, according to a study published in the open access journal Investigative ...

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