Articles Published by NIJ

Strong social support is key in reversing the negative physical and mental effects of elder mistreatment, according to a recent NIJ-funded study.

Nanoparticles and other subvisible particles potentially present in nearly all trace evidence are often overlooked in forensic investigations. NIJ-supported researchers have characterized several types of particles and developed detection methods.

Tip lines make possible confidential reporting of threats and problems and may benefit schools beset by safety and crime threats. More studies are needed on their effectiveness, but a new tip line toolkit instructs schools on how they work.

Analyzing illicit drugs such as methamphetamine is difficult because the drugs break down when heated in gas chromatographs. Investigators determined that a new method can avoid the heat issue and improve results.