A revolutionary drug test can detect amphetamines, cannabis, cocaine and opiates from the sweat of single fingerprint sample in just 10 minutes. The research shows that the technology works on both ...

Fingerprints can reveal critical evidence, as well as an identity, with the use of a new technology developed at Purdue University that detects trace amounts of explosives, drugs or other materials ...

New research published in the Journal of Analytical Toxicology shows how fingerprint-based drug screening can not only screen for the presence, or absence, of four classes of drugs of abuse, but that ...

Researchers at the University of Surrey have developed a tool that can determine whether someone has used heroin, even if they have washed their hands. Image Credit: ktsdesign / Shutterstock.com The ...

Researchers have developed a new way to test for cocaine use that only needs a fingerprint to determine results. Previous testing methods were limited to finding if cocaine had been handled, but the ...

A groundbreaking new fingerprint drug testing system can detect the presence of cannabis and other drugs with up to 99 percent accuracy, according to a study published recently in the Journal of ...

An experimental fingerprint detection approach can identify traces of cocaine on human skin, even after someone has washed their hands -- and the test is also smart enough to tell whether an ...

This release is also available in German. To this day, fingerprints are just the thing when a perpetrator needs to be arrested or a person needs to be identified. British scientists working with David ...

A scanner used to identify a person's fingerprint for security purposes. After a sample is taken, access to a computer or other system is granted if the fingerprint matches the stored sample. Laptops ...

Fingerprints, long one of the most widely accepted biometric identifiers, are unique and permanent. Their images, formed of multiple curve segments, comprise high areas called ridges and low areas ...

A revolutionary drug test developed from research carried out at the University of East Anglia can detect four classes of drugs in traces of sweat found in a fingerprint. And the technology works on ...