A young man approached a card table set up under the Green Line tracks on the city’s West Side and asked the woman behind it ...

A new fentanyl detection device is being distributed to residents in Chicago neighborhoods that have seen high rates of ...

Law enforcement from all corners of the state came to Maple Grove on Friday morning for training on a new mobile oral fluid testing device that can be used to detect drugs in a driver’s system.

When doctors want to see if someone has a certain illness, they may check the patient's blood or urine for the DNA of a specific virus or bacteria, or for a mutated version of the person's own DNA. A ...

In fraud and bot detection, people usually think of fingerprinting as the classic browser or device fingerprint. This comes ...

Benjamin Sumlin, PhD, a senior scientist at Washington University in St. Louis, blows into a device designed by researchers at the university. The device — a breath test that uses a biosensor — could ...