Sunday, November 29, 2020

CATEGORY

Crime Scene

Trees and shrubs might reveal the location of decomposing bodies

Plants could help investigators find dead bodies. Botanists believe the sudden flush of nutrients into the soil from decomposition may affect nearby foliage. If...

Detection of latent fingerprint hidden beneath adhesive tape by optical coherence tomography

Adhesive tape is a common item which can be encountered in criminal cases involving rape, murder, kidnapping and explosives. It is often the case...

An improved process for the collection and DNA analysis of fired cartridge cases

Improvements to the DNA analysis of fired cartridge cases have been made in recent years, yet successful analysis of this important evidence type remains...

Touch DNA: The effect of the deposition pressure on the quality of latent fingermarks and STR profiles

Latent fingerprints present unique, and sometimes the only, evidence found at a crime scene. Several factors affect their quality, including deposition pressure....

Assessing the reliability of a clothing-based forensic identification

According to the testimony of FBI forensic analysts, the patterns seen on denim are reliably unique and can be used to identify a suspect in surveillance footage. A paper published this week puts denim-pattern analysis through its paces, finding that it isn’t particularly good at matching up identical pairs of jeans—and may create a number of “false alarm” errors to boot.

Forensic genealogy group helps Cumberland County investigators crack 21-year-old cold case

A popular genealogy website helped crack a cold case murder of a baby from 21 years ago. "Baby Michael" was...

Time of death written in your genes — and it could help forensic investigators

When our heart stops beating, our body tissues don't instantly up and die too. The genetic machinery inside some cells can keep whirring away...

How Good a Match is It? Putting Statistics into Forensic Firearms Identification

On February 14, 1929, gunmen working for Al Capone disguised themselves as police officers, entered the warehouse of a competing gang, and shot seven...

John Oliver on Forensic Science

In October 2017, talk show host John Oliver presented a segment on forensics on his show “Last Week Tonight with John Oliver”....

FBI Validates STRmix™ for Use on Up to Five-Person Mixtures

The Federal Bureau of Investigation (FBI) has published its validation of STRmix™ for use on mixtures of up to five persons, as well as...

Latest news

Trees and shrubs might reveal the location of decomposing bodies

Plants could help investigators find dead bodies. Botanists believe the sudden flush of nutrients into the soil from decomposition may affect nearby foliage. If...

Are Detectives discounting the associative value of fingerprints that fall short of an identification in their investigations?

Every day, Fingerprint Experts in every latent office across the globe examine fingermarks that they determine to fall short of an identification....

Using the NCIC Bayesian Network to improve your AFIS searches

This National Crime Information Centre (NCIC) Bayesian network is based on the statistical data of general patterns of fingerprints on the hands...

DNA decontamination of fingerprint brushes

Using fingerprint brushes across multiple crime scenes yields a high risk of DNA cross-contamination. Thankfully an Australian study has discovered a quick and easy way to safely decontaminate fingerprint brushes to prevent this contamination risk and allows the brushes to be safely reused even after multiple cleaning cycles.

Detection of latent fingerprint hidden beneath adhesive tape by optical coherence tomography

Adhesive tape is a common item which can be encountered in criminal cases involving rape, murder, kidnapping and explosives. It is often the case...
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