Marijuana

One toke for the road could end up being a total bummer for drivers who smoke pot, with several companies in the United States preparing to market cannabis breathalyzers as legalized marijuana spreads across the country. Law enforcement agencies will require breathalyzers to detect marijuana as they are "faced with the necessity of stopping more and more motor vehicles being operated under the influence of THC," said Brett Meade, a retired police chief and a senior program manager for Washingto

Musk smokes weed (sort of), drinks whiskey with Joe Rogan.

It's a Christmas bummer.

This is the third set of Fords found with marijuana in the past three months.

Woven hemp is light, durable, biodegradable, and carbon negative.

About $1 million worth of weed was in the Fusions.

There was a 3 percent increase overall.

The perfect sponsor for a motorsport focused on smoke.

When you know you're a beater Subaru's final owner, why not personalize it with stickers from your favorite weed outlets? This '84 Leone wagon has taken its last trip to the mountains.

This is only the case with younger drivers, although they don't represent the majority of medical marijuana users.

Right now, it's just a proof of concept, but there are plans to put it into the hands of police.

The bus line – Loopr calls it the Green Line – runs around the city hitting up dispensaries, breweries, clubs, and sports bars in a cloud of smoke.

A few days ago, we brought you news on marijuana's danger to drivers. Today, we bring you news on marijuana's danger to cars.

Marijuana impairment is difficult to measure, making lawmaking tricky.

Tesla Motors and its CEO Elon Musk climb to new cultural heights (or depths, depending on your perspective) in this collection of recent videos.

A Tennessee man is under arrest after leading police on a high-speed chase through central Texas. But it's the interview that is worth your attention.

The Motorcycle Safety Foundation will use goggles that impair vision and motor skills to show motorcyclists the dangers of riding stoned.

A team of chemists at Washington State University is working with Chemring on a drugalyzer than can detect the amount of marijuana in the bloodstream.

More than 85 percent of drivers consider themselves fairly good or very good drivers, according to the results of a new survey. But they're far less likely to extend such praise in assessing the performance of family members.