The use of statistical techniques to interpret chemical information has played a key role in developing a more discriminating model for the forensic analysis of car paint. A study by Curtin University’s Department of Chemistry, in conjunction with the ChemCentre, applied infrared spectroscopy on the primer surfacer of 75 vehicles using the Australian Synchroton.
Long-anticipated charges against adults implicated in the aftermath of a 16-year-old girl's rape offer the community a chance to begin healing after the case that was dogged by allegations of a cover-up. A grand jury on Monday charged a school superintendent and three others with lying or failing to report possible child abuse after an investigation prompted by the rape of the West Virginia girl by two high school football players.
A yearlong investigation into the Newtown school shooting has provided disturbing insights into the gunman who killed his mother and then massacred 26 other people, but it still has not provided a motive. Prosecutors closed the case on the Sandy Hook Elementary shooting. Their report offered a chilling portrait of 20-year-old Adam Lanza as a loner who was obsessed with violence and bound by ritualistic behavior.
Claxton Mark Mayo was involved in a traffic accident on Interstate 20 on March 30, 2011. Surveillance footage shows him entering a Ouachita Parish truck stop, but the cameras never filmed him leaving. That’s the last time anyone or anything has seen Mayo. His case joins more than 200 others in the missing persons database operated by the FACES Lab at Louisiana State University.
Workers have installed huge plates of glass on the exterior of the new Illinois State Police Forensic Lab adjacent to Lindenwood University-Belleville. When finished, police will be able to perform crime scene science, polygraph testing, fingerprinting, firearms testing, chemistry testing, trace evidence testing, forensic biology and anthropology testing, plus DNA testing on-site.
Investigators said they have sent pieces of a bomb found inside a teddy bear to a federal crime lab. Detectives said it usually takes up to a month for testing to be completed by Alcohol, Tobacco and Firearms agents.
For nearly 60 years, a small painting has stood as a symbol of enmity between two women: Lee Krasner, Jackson Pollock’s widow, and Ruth Kligman, his lover. This month, it seemed the dispute that outlived both women might finally be settled. But instead of resolving one dispute, the findings only reignited another, one that pits traditional ways of determining whether a work is genuine against newer technologies.
A system upgrade through the bureau of Alcohol, Tobacco, Firearms and Explosives is helping local law enforcement solve gun crimes in Memphis faster than ever before. The science is not as fast as a speeding bullet, but when it comes to connecting guns to what at first appeared to be unrelated crimes ... it comes close.
Kendrick Johnson's family waited months for hundreds of hours of surveillance video, hoping it would answer their questions. It raised only others. Rather than showing how their 17-year-old son's body ended up in a school gym mat in January, the four cameras inside the Valdosta, Ga., gymnasium showed only a few collective seconds of Johnson, jogging. The camera fixed on the gym mats was blurry.
The rape evidence was stored in the police department's musty basement: brown paper shopping bags, stuffed with sneakers, bras and underpants, jammed on metal shelves. Scattered blood vials and swabs covered with dust and mold — an inventory amassed over more than 25 years. Cara Smith, a Cook County, Ill., sheriff's aide, knew something was terribly wrong the moment she saw the jumble, which included 176 rape kits dating back to 1986.
FSU quarterback Jameis Winston's DNA matches a sample taken from the underwear of a woman who has accused him of sexual assault, according to an analysis report. Florida Department of Law Enforcement conducted the DNA analysis and the crime lab determined the chances of the DNA in the woman's underwear matching someone other than Winston was one in 2.2 trillion.
More than 80 years after they were falsely accused and wrongly convicted in the rapes of a pair of white women in north Alabama, three black men received posthumous pardons on Thursday, essentially absolving the last of the “Scottsboro Boys” of criminal misconduct and closing one of the most notorious chapters of the South’s racial history.
Add stroke to the list of severe health hazards that may be associated with smoking synthetic marijuana, popularly known as spice or K2, a Univ. of South Florida neurology team reports. The teams details case studies of two healthy, young siblings who experienced acute ischemic strokes soon after smoking the street drug spice.
Earlier this month, the Orange County Crime Lab (OCCL), Calif., discovered a clerical error in calibrating one of two machines used to analyze blood alcohol concentration. The error affects cases from the end of May 2013 to the beginning of October 2013.
A chemist at a Massachusetts drug lab accused of faking test results in criminal cases has pleaded guilty to obstruction of justice, perjury and tampering with evidence.