Stories by David Downs

Don’t Hold Your Breath for a Marijuana “Breathalyzer” Test

Technology closes in on a roadside device to check pot levels—but the definition of stoned driving remains elusive

November 7, 2016 — David Downs

The Science behind the DEA's Long War on Marijuana

Experts say listing cannabis among the world’s deadliest drugs ignores decades of scientific and medical data. But attempts to delist it have met with decades of bureaucratic inertia and political distortion...

April 19, 2016 — David Downs