The source code behind a police breathalyzer widely used in multiple states -- and millions of drunk driving arrests -- is under fire. It's the latest case of technology and the real world colliding - ...

At 68%, New Hampshire has the second highest rate of refusal for Breathalyzer tests in the United States, according to state ...

BOULDER, Colo. (KKTV/Gray News) – Researchers at the University of Colorado Boulder are trying to develop a breathalyzer that would track marijuana impairment levels in real-time. Although it has been ...

(KUTV) – With all the buzz about Utah’s recently changed DUI law, you may be looking for a way to know if you’ve crossed the .05 blood alcohol content threshold before you get behind the wheel.

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DAVIS (CBS13) — A new breathalyzer developed by UC Davis researchers can help identify opioids and other illegal drugs. It's similar to the breathalyzers police use to identify drunk drivers.

Aurora lawmaker Rob Andrews' legal team is questioning the credibility of the officer who breathalyzed him, determining he ...

ROCHESTER, N.Y. (WHEC) — We’ve gotten several questions on when a police officer should administer a field sobriety test if someone gets in an accident and what the proper protocol is. “That depends ...