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Monday

Monday

Tuesday

Monday

Evidence On Marijuana's Health Effects Is Hazy At Best

C. Nash smokes after possession of marijuana became legal in Washington state on Dec. 6, 2012. Ted S. Warren/AP hide caption

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Ted S. Warren/AP

Shots - Health News

Evidence On Marijuana's Health Effects Is Hazy At Best

States are legalizing marijuana even though there's no clear understanding of its impact on health. The drug hasn't been subjected to the kind of rigorous medical research that would find that out.

Evidence On Marijuana's Health Effects Is Hazy At Best

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Marijuana May Hurt The Developing Teen Brain

The teenage years are the last golden opportunity to build a healthy brain, researchers say. So smoking pot might not be so smart. Tomas Rodriguez/Corbis hide caption

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Tomas Rodriguez/Corbis

Shots - Health News

Marijuana May Hurt The Developing Teen Brain

Studies show regular marijuana use by teens — once a week or more — affects areas dealing with memory and problem solving. That can hurt cognition and academic performance.

Marijuana May Hurt The Developing Teen Brain

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Friday

Monday

The Neuroscience Of Munchies: Why The Scent Of A Burger Gives Us A High

Research in mice offers new clues as to why Harold and Kumar were so motivated to get to White Castle. Todd Plitt/Getty Images hide caption

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Todd Plitt/Getty Images

The Salt

The Neuroscience Of Munchies: Why The Scent Of A Burger Gives Us A High

Skipping a meal triggers the munchies in a similar way that marijuana does, a study in mice finds. And it works, at least in rodents, by boosting the sense of smell. Receptors in the brain that get activated when the animals are stoned also light up after they've been fasting.

Sunday

Marijuana-Laced Treats Leave Colorado Jonesing For Food-Safety Rules

Truffles are among the many foods infused with THC – the chemical in marijuana that gives you a high — already for sale in Colorado. Luke Runyon/KUNC/Harvest Public Media hide caption

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Luke Runyon/KUNC/Harvest Public Media

The Salt

Marijuana-Laced Treats Leave Colorado Jonesing For Food-Safety Rules

From sodas to truffles to butter, foods infused with THC — the chemical in marijuana that gives you a high — are already for sale in Colorado. But the federal government still considers pot illegal, so the state has to create from scratch its own system to regulate these foods.

Marijuana-Laced Treats Leave Colorado Jonesing For Food-Safety Rules

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Friday

Tuesday

Monday

Side Effect Of Legal Pot: Police Budgets Take A Hit

The legalization of marijuana could dry up a revenue stream for police, according to reports. Here, two men share a water pipe underneath the Space Needle shortly after a law legalizing the recreational use of marijuana took effect in Seattle in 2012. Stephen Brashear/Getty Images hide caption

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Stephen Brashear/Getty Images

The Two-Way

Side Effect Of Legal Pot: Police Budgets Take A Hit

Some states view legalizing marijuana as a way to find new tax revenue. But decriminalization can also remove a strong funding source for police: property forfeitures from drug dealers.

California's Pot Farms Could Leave Salmon Runs Truly Smoked

This dead juvenile coho salmon was found in a tributary of California's South Fork Eel River. About 20 large-scale marijuana farms are located upstream from the watershed pictured. All of them divert water from the stream. Courtesy Scott Bauer hide caption

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Courtesy Scott Bauer

The Salt

California's Pot Farms Could Leave Salmon Runs Truly Smoked

Marijuana cultivation is booming along the state's North Coast. But these plantations, critics say, guzzle enormous amounts of water while also spilling pesticides and fertilizers into waterways that are important sources of the West Coast's salmon species.

Sunday

Thursday

Denver's Smell-O-Scope Targets Marijuana's Skunky Scent

A man uses the Nasal Ranger to detect smells in the southern U.S., in this photo provided by St. Croix Sensory. In Denver, the device is being used to monitor complaints of strong marijuana smells. Courtesy of Nasal Ranger hide caption

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Courtesy of Nasal Ranger

The Two-Way

Denver's Smell-O-Scope Targets Marijuana's Skunky Scent

Recreational marijuana is legal in Colorado. But that doesn't mean residents want their air to smell like a pot rally. Denver is getting more calls to enforce an odor ordinance that can impose a buzz-killing fine on violators. To find them, the city relies on a device called the Nasal Ranger.

Monday

Found At Sea: 30 Tons Of Hashish, On Fire

An aerial image shows the Gold Star cargo ship ablaze. Officials say the ship's crew set fire to 30 tons of hashish after authorities approached the vessel for inspection. Guardia di Finanza hide caption

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Guardia di Finanza

The Two-Way

Found At Sea: 30 Tons Of Hashish, On Fire

Crew members set the fire to get rid of their cargo, according to officials in Italy and Malta. Authorities had approached the Gold Star, a Tanzania-registered ship, for an inspection Friday afternoon.