The DMT test, which is putting into question hundreds, if not thousands, of DWI cases in the state, is not the standard ...

Contamination and other errors in DNA analysis have occurred at the Washington State Patrol crime labs, most of it the result of sloppy work. The most common problems are cross-contamination by ...

Saliva, sweat, and interstitial fluid have shown promise as alternative sample types in situations where blood may be too hard to access.

By official counts, fewer people are being diagnosed with COVID-19 right now than at almost any other point during the pandemic. There were an average of 40,000 new cases per day as of April 19, ...