Tuesday, April 16, 2024
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Michael Whyte

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Crime Scene Officer and Fingerprint Expert with over 13 years experience in Crime Scene Investigation and Latent Print Analysis. The opinions or assertions contained on this site are the private views of the author and are not to be construed as those of any professional organisation or policing body.

New Powder Suspension Formula for Fingerprint Development on the Adhesive Side of Tape

Adhesive surfaces, such as the sticky side of self-adhesive tape or labels, can be a very rich source for fingermarks due to its receptive...

Accuracy and reproducibility of conclusions by forensic bloodstain pattern analysts

The largest-ever black-box study on the accuracy of bloodstain pattern analysis (BPA), a widely used forensic technique, has found concerning error rates and disagreement...

Non destructive DNA recovery from handwritten documents using a dry vacuum technique

In a recent study published in the Journal of Forensic Science, researchers from the College of Criminal Justice from New York, were successful in the DNA recovery from handwritten notes through a vacuum suction device while preserving other evidence types and the integrity of the document.

Simulating dead bodies could help calculate an accurate time of death

When a body is found, forensic scientists spring into action in an attempt to figure out the time and cause of death. At the moment, we...

Zodiac killer code cracked by Australian mathematician Samuel Blake more than 50 years after first murder

Melbourne mathematician Samuel Blake and two fellow cryptologists have been officially recognised by the United States Federal Bureau of Investigation for solving a 50-year-old...

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. Whether it...

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 of 17,951,192...

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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