Introduction to Ninhydrin Fingerprint Analysis in Drug Detection In recent years, the rise of drug smuggling through infused paper items, particularly in prisons, has prompted the need for innovative forensic techniques. Ninhydrin, a well-established reagent used to detect latent fingerprintsFingerprint, impression made by the papillary ridges on the ends of the fingers and thumbs. Fingerprints afford an infallible means of personal identification, because the ridge arrangement on every finger of every human being is unique and does not alter with growth or age. Fingerprints serve to reveal an individual’s true identity despite personal denial, assumed names, or changes in personal appearance resulting from age, disease, plastic surgery, or accident. The practice of utilizing fingerprints as a means of identification, referred to as dactyloscopy, is an indispensable aid to modern law enforcement. More,...

A Trailblazer in the Field of Criminalistics Before modern forensic science, criminal investigations relied largely on confessions and eyewitness accounts, often leading to wrongful convictions. However, in the late 19th century, Hans Gross revolutionized criminal investigation by introducing scientific methods...

Introduction Latent palmprints are often encountered in forensic investigations, playing a crucial role in crime scene analysis. These prints, however, frequently suffer from challenges such as poor ridge impressions, noise, and prominent creases, which can hinder accurate identification. While advanced...

Forensic science is a fascinating and ever-evolving field that bridges scientific inquiry and the legal system. It involves meticulously applying various scientific principles to uncover criminal investigations' mysteries. But what is a forensic scientist? A forensic scientist is a...

The Rise of Fake Audio Evidence In the digital age, the proliferation of audio editing software and manipulation techniques has given rise to a concerning phenomenon: fake audio evidence. As technology advances, it has become increasingly easier for individuals to...