Urban Dictionary users offer some hilarious and some not so funny definitions of 420!

Fifth Harmony's Lauren Jauregui was caught at Dulles International Airport carrying marijuana in her bag on her way to Brazil, where the girl band is set to perform.

Authorities have detected close to seventy-five tunnels in the area in the past couple of years, sources say.

4/20 is known as "Marijuana Appreciation day" or "Weed day." Here are some quotes to help celebrate this day.

April 20 is here and people around the world will celebrate "Weed Day." But where did this come from?

Sleep deprivation may cause appetite changes and may boost levels of a chemical that makes eating more pleasurable similar to the marijuana munchies.

As Oregon becomes the latest U.S. state to legalize marijuana, emboldening national and international drug reform efforts.

Oregon is home to many undocumented immigrants, some of whom are deported for minor drug offenses

There are 24 states in the US where medical marijuana is acceptable.

A Latino man from Wisconsin was arrested last week for performing oral sex on a horse. Watch the hilarious reenactment and hear what happened.

Enrique Peña Nieto indicated that policies across the hemisphere ought to be in coordination, and said the decades-old, US-backed policies had “failed.”

The Knights Templars look to iron ore. The Zetas have their hand in everything.

“We need to learn English and you all will have to become bilingual sooner or later," Mujica told Obama.

The government will soon start taking applications from growers hoping to sell to regulated pharmacies.

The Border Patrol says its anti-drug enforcement efforts along the US-Mexico border have pushed traffic into the Pacific Ocean. Seizures there have climbed 73 percent in the last four years.

The South American country has legalized the cultivation, sale, production and consumption of the substance.

Miley Cyrus has shocked viewers after she is seen lighting and smoking a pot cigarette after winning an award at the 2013 MTV EMAs.

Uruguay's drug czar says that a dollar will get consumers a gram of marijuana -- about one thick cigarette or two to three thinner ones.

301.5 tons of marijuana found and destroyed in the Mexican state of Chihuahua.

“We’re not criminals. We don’t harm anyone. It’s our right to smoke whatever we want,” one of the protestors told La Jornada.

Cops will be handing out Doritos and educational information at pot festival.

Mario Delgado wants Mexico City to take a hint from Amsterdam and open up coffee shops for marijuana users.

Illinois becomes second state in a week to legalize medical marijuana.

Uruguay is looking to become the first country to legalize the sale of marijuana.

Pop star Justin Bieber's tour caught with marijuana at Canadian border.

Researchers find patients with severe Crohn's Disease respond well to medical marijuana treatments.

Mexico City lawmakers creating bill that would legalize marijuana for medical purposes.

Former Mexican President Vicente Fox tells reporters "of course" he would grow marijuana if it was legalized.

One speaker at the event told the Seattle Times that plans for the first national brand of retail marijuana included an expansion into Mexico.

Mom mexican prison incident has Yanira Maldonado in jail.