PhD student Francesco Sessa and his colleagues at the University of Foggia, Italy have determined that adhesive tape is the best method for retrieving touch DNA left on clothing- even after only 2 seconds of contact. Continue reading What is the best method for collecting touch DNA on clothing?
Researchers from the University of Ottawa develop a method that uses organic thin film transistors for the on-spot detection of THC and CBD. Continue reading Transitioning from color tests to electric currents for identifying cannabinoids
A team in Spain developed a rapid and accurate way to detect chemical warfare agents- in the air. Continue reading Can Raman spectroscopy protect us from nerve gas?
Equipped with the knowledge of creating powerful explosives, criminals can now produce more devices. A group of researchers set out to establish a quick way to identify the manufacturers of these explosives. Continue reading Fireworks provide insights to dangerous homemade explosives
With the advancement of the internet and spreading of information, it has become easier for people to create dangerous devices. Crime laboratories are looking for a quick and surefire way to identify explosive devices before and after detonation. Continue reading New technique explodes into the forensic scene
Researchers from Zurich Institute of Forensic Medicine determine the most effective method for decontaminating forensic hair evidence. Continue reading Is There Evidence Hiding in Your Hair?
There are many ways to separate a mixture of powder drugs – but magnetic levitation? Continue reading Using the power of magnets to separate drug powders
Every day, people come in contact with legal and illegal substances, whether directly or indirectly – such as handling cocaine-contaminated bills. How do crime laboratories separate the difference from cross-contamination on the scientists and the samples from casework? Continue reading Drugs, Drugs Everywhere
While seizing illicit drugs, CSI techs and police are potentially exposed to potent, life-threatening opioid compounds. Could this field detection method allow on-site screening and the protection of law enforcement? Continue reading Don’t touch that bag!
Researchers show how mass spec imaging reveals information on drugs and explosives that a suspect touched, all from their fingerprint! Continue reading Detecting drugs and explosives in fingerprints