The study looks at the effect excessive nitrous oxide usage had on 12 patients, aged 16 to 50. Video / NZ Herald

The real estate agent’s body is still missing as her murder trial proceeds. Video / NZ Herald

In today’s headlines with Chereè Kinnear, it’s one year since Yanfei Bao’s disappearance, SkyCity casino to close for five days and tough news for those on the job hunt.

Three NZ high schools are defying Ministry of Education orders to enrol expelled students. Video / NZ Herald

In today’s headlines with Chereè Kinnear high schools defy ministry orders, Darlene Tana’s future in Parliament and why more Kiwi couples are opting to elope.

In today’s headlines with Chereè Kinnear, David Seymour outlines expectations for Pharmac, new speed-camera signage and Tenacious D world tour gets halted.

J.D. Vance once told a friend he thought Trump could be America's Hitler - now he's Trump's running mate. Video edit by Alyse Wright. Video / NZ Herald, Getty Images

In today's headlines with Chereè Kinnear, criticism for AT boss, exorcism abuse claims and another legal win for Donald Trump.

A team of 51 officers has been deployed to crack down on violence and antisocial behaviour in the central city. Video / Alyse Wright

In today's headlines with Chereè Kinnear, leaked documents reveal autopilot error behind Aratere grounding, Chris Luxon gears up for key meetings and building costs decline.

In today’s headlines with Chereè Kinnear, Lulu Sun’s Wimbledon run ends, Woolworths assaults surge and Chris Luxon engages in key meeting in DC. Video / NZ Herald

Auckland photographer Adam Popovich partners with Wonky Box to highlight food waste in New Zealand. Video / Carson Bluck

In today’s headlines with Chereè Kinnear, Wellington rugby club's liquor licence challenge, trackless trams and France's uncertain political landscape. Video / NZ Herald

The Green Party respond to the findings of the independent investigation into Darleen Tana.

Auckland's Takanini South leads with frequent residential burglaries. Video / NZ Herald

In today’s headlines with Chereè Kinnear the most burgled neighbourhoods revealed, debate over speed limit increases and cardiologists warn of a heart services crisis.

Prime Minister Christopher Luxon is set to speak to journalists with just days remaining before he travels to the United States for this year’s Nato summit in Washington DC.

In today’s headlines with Chereè Kinnear, New Zealand tourist tragically killed in a California robbery, the Government’s plans for the housing market and voting to open in the UK.

The regional fuel tax is gone but a new congestion charge could soon take its place.

In today’s NZ Herald headlines with Chereè Kinnear, New Zealanders demand new Defence Force planes, a cold blast brings chilly weather predictions & President Biden faces scrutiny.

Joe Biden and Donald Trump engaged in a live debate yesterday where Biden raised further concerns for his supporters, The IDF continues its push into Gaza, displacing thousands.

A new app connecting businesses and truckies is set to shake up the transport industry.

The groundbreaking app Road Ninja is reshaping the trucking industry, connecting businesses and skilled drivers. Video / Carson Bluck

Rescue teams head to the East Coast, Lauren Dickason’s family criticise the NZ Government and trust in police falls. Video / NZ Herald

Three bodies found in the search for missing fisherman, teenager bowled at racer meet loses leg and Wynyard Quarter to be re-connected. Video / NZ Herald

A report outlining the allegations states concerns about bullying and exclusion.

Former District Commander John Price accused of bullying, another foggy morning disrupts Auckland flights and Princess Anne sustains minor injuries. Video / NZ Herald

The rail-capable ferry ran aground near Picton on Friday due to a suspected steering issue.\ Video / Supplied

Brave jewellery store worker fends off robbers with a sword, investigations into the Interislander’s Aratere get under way and more police hit the Auckland beat.

The interislander ran aground overnight, the Tauranga mayoral race begins to heat up and the HMNZS navy ship gets an upgrade.