Recognizing the need for a more reliable method for field testing, the Las Vegas Metropolitan Police Department Forensic Laboratory began investigating the use of Raman spectroscopy.
The Maine Supreme Judicial Court denied the appeal of a Franklin County man who argued that he was wrongfully convicted of murder based on 32-year-old evidence.
The work of Gloucestershire, U.K., Police officers in preserving the scene of a crime in Gloucester was key in the conviction of a London man who robbed women at knifepoint in the city and committed two sexual assaults.
Fallen South African athletic star Oscar Pistorius will rely on a hand-picked team of forensic experts when he mounts his defence against murder charges at a trial beginning next week.
Enid, Okla., Police Department’s new Crime Scene Investigation van has hit the streets, replacing a more than 20-year-old pickup that was seized as part of a narcotics investigation.
Cannabis use likely triggered fatal complications that led to the deaths of two men with underlying health conditions, according to scientists in Germany. The findings are noteworthy because cannabis isn't normally associated with acute physical problems, let alone death.
From footwear to tire to snowmobile impressions, snow impressions can provide extremely valuable evidence in helping to resolve criminal investigations. Unfortunately, photographing and obtaining a cast of a snow impression is often a challenge for the crime scene examiner. This presentation will review techniques for photographing and casting snow impressions found at the crime scene.
In December 2013, the U.S. Food and Drug Administration approved the first high-throughput DNA sequencer (also known commonly as a "gene sequencer"), an instrument that allows laboratories to quickly and efficiently sequence a person's DNA for genetic testing, medical diagnoses and perhaps one day, customized drug therapies.
On the second day of Kerry Kennedy’s misdemeanor trial on charges of driving under the influence of a sleeping pill, the prosecution’s pharmaceutical expert said that the drug, a generic version of Ambien, could render users incapable of recognizing that their driving was impaired.
Method Development and Validation of Comparative Finished Fiber Analysis Using Nano-sampling Cryomicrotomy and Time-of-flight Secondary Ion Mass SpectrometryFebruary 26, 2014 11:20 am | by Keith Beck, Dieter Griffis, David Hinks and Chuanzhen Zhou, NIJ | Comments
A critical and growing need exists for improved capability in fiber-based trace evidence analysis. This research seeks to provide a comprehensive, repeatable and reproducible analytical methodology for dyed and finished fibers that will preserve evidence and reduce or even eliminate cross-contamination.
Standing in a full-body scanner at an airport isn’t fun, and the process adds time and stress to a journey. It also raises privacy concerns. Researchers now report a more precise and direct method for using that “terahertz” (THz) technology to detect explosives from greater distances. The advance could ultimately lead to detectors that survey a wider area of an airport without the need for full-body scanners.
In the first-ever application of rapid DNA technology in a criminal investigation, the Palm Bay Police Department in Florida, working closely with the State Attorney’s Office for the 18th Judicial Circuit, is ready to use DNA profiles obtained from the RapidHIT 200 in a criminal prosecution.
Authorities in Florida say they have solved the 23-year-old mystery of a woman's strangulation death in Broward County and linked the crime to a convicted killer who was executed in 2011 for a triple murder.
An inmate who has been on Alabama's Death Row for 28 years might get a new trial after the U.S. Supreme Court ruled that his trial counsel was inadequate. The court has issued an opinion saying that Anthony Ray Hinton had "constitutionally deficient" counsel at his trial.
A new technique being developed by West Australian chemists could provide crime investigators with a safer, simpler and more versatile method for extracting good quality fingermarks, even from non-porous surfaces and in wet or humid conditions.