Articles Published by NIJ

Researchers create a metric to determine the difficulty of matching latent and known fingerprints, then link that difficulty to error rates.

Identifying a new drug that is very similar in structure to other drugs is important for investigators. Researchers in this project determined that these drugs may be better separated using ultra high-performance supercritical fluid chromatography.

Synthetic cathinones, a class of mood-altering stimulants popular among recreational drug users, can be unstable when stored in blood or urine samples, and may be problematic when used as evidence in court.

Reviews of 'sentinel events' can shift the emphasis away from blame and toward risk mitigation and continuous improvement.

Two researchers with a long record of research into the forensic value of very small particle populations examined cell phones, handguns, drug packaging, and ski masks from the San Diego County Sheriff’s Office to determine if such particles can make phys

Making imaging technologies available to forensic pathologists as common practice — although not without challenges — will help improve medicolegal death investigations in the United States.

3D printing technology both supports and challenges criminal investigation.