The principal of one of Auckland's top colleges has urged parents not to smoke cannabis in front of their children.

Giving up alcohol or smoking could soon be much easier - by using a brain implant which stops cravings.

Court documents reveal criminal histories and rocky relationship before pair killed Moko.

Customs bust a shipment of 4000 handbags from China hiding 30kg of methamphetamine.

New report says legal high godfather Matt Bowden is living in Thailand and liquidators say they have been unable to contact him.

COMMENT: While Massive meth bust highlighted a new trend in the distribution of methamphetamine in NZ, it likely signals a shift in our underworld too.

A seventh person has been arrested in relation to the country's biggest meth bust in Northland two weeks ago.

COMMENT: Cannabis is one of the most widely available illicit drugs in New Zealand - but what impact is it having on our wellbeing?

Nearly 50kg more methamphetamine has been found by police hidden in sand dunes in Northland.

COMMENT: Why do some political leaders change their tune on drugs once they're no longer actively involved in politics?

A couple have been caught allegedly making methamphetamine in a motel in an upmarket Auckland suburb.

Study shows that nearly three-quarters of frequent drug users now use social media and encrypted websites to purchase and peddle narcotics.

Today, we talk exclusively to the AFFCO meatworker who spent an hour and a half with a meat hook impaled in his head.

COMMENT: A feeble approach will simply send all the wrong messages to our young people and to our families - that drug use isn't that big a deal.

An international conference at the United Nations headquarters this week is expected to agree that the UN's "war on drugs" is over, and it has failed.

COMMENT: The world's approach to drugs simply isn't effective. The prosecute-and-punish model has had its chance and it doesn't work.

COMMENT: Drugs that do nothing for you up to that point have no redeeming social benefit to my mind. But it's not my business.

COMMENT: The days of cannabis prohibition in New Zealand appear to be coming to an end.

Some New Zealanders are downright idiots when they drink. From couch burning to drunken brawls to smashing bottles in the streets, writes Jenesa Jeram.

Young people who smoke cannabis regularly slide further down the social ladder than their parents, a study has revealed.

A medical experts group convened by Johns Hopkins University and The Lancet have called for decriminalisation of all non-violent drug use and possession.

Hundreds of state houses are testing positive for methamphetamine contamination, but information on suspected properties shows that could get worse.

COMMENT: Sharapova is an experienced professional. She doped. The more interesting question is: why was meldonium placed on the banned list?

We're supposed to accept there aren't enough resources available to get the police out with their magnifying glasses to track the miscreants down.

Govt aims to let drug be grown for medical or scientific use, but more change is needed, writes Alex Wodak.

George Leaupepe has launched a stinging attack against New Zealand rugby after he says he was left on the scrapheap, broke and battered.

A simple jab could stop cravings for alcohol, cigarettes and junk food, say scientists.

The latest weapons in the police crime fighting arsenal are containers to gather samples from Auckland's wastewater treatment plants.

Hayden Bacon was sentenced to almost 3 years in jail.