Pilot climbed to 40,000 feet to kill passengers before sea crash: new theory.

Four people with links to New Zealand died in the 2014 Malaysia Airlines disasters.

New book's theory on the world's greatest aviation mystery.

The author of new book on the aviation mystery believes the plane will be found

Why pilot's murderous plot to be with his mistress is one of the most plausible theories.

A month before MH370 vanished, the plane's pilot made a "mysterious" phone call.

'It moved like a broken kite ... no noise, just smoke,' says fisherman.

European engineer has identified a new possible crash site — and inferred a sinister end.

Engineers worked on theory that the plane ran out of fuel before crashing into sea.

Sobbing Aucklander has narrowly avoided jail after causing drunken madness on flight.

Sensational new theory claims someone hid on the missing Boeing 777 before it took off.

France re-opens investigation into the missing plane amid claims of Malaysian cover-up.

In the absence of new data, the real challenge is where to look for the missing aircraft.

MH370 report has exposed series of mistakes - one crucial failure did even more damage.

Zoe Macfarlane checks in to Kuala Lumpur's tallest eco-friendly hotel.

Each theory has been investigated, including if the pilot or co-pilot were fit to fly.

Malaysia is preparing to release a report into the plane's disappearance four years ago.

The mystery of MH370's disappearance could end with the release of one final report.

Pilot explains why he thinks authorities were looking in the wrong area for missing plane.

Leader of failed MH370 wreckage hunt hopes to search again.

NZ backs report which says Russian forces shot down Flight MH17, killing 298 people.

Investigators track missile that shot down MH17 to Russia's 53rd anti-aircraft brigade.

Wife of New Zealand man says she is troubled by 2.2 tonnes of 'missing' cargo.

There will be no extensions in the current search for the missing Malaysia Airlines flight

Australian authorities have stayed silent about MH370 theories - until now.

Experts believe search team have no hope of finding the wreckage where they're looking.

Health service advises vaccination in some cases, or in other cases quarantine.

Aussie engineer claims to have located the missing plane using Google Earth.

Malaysia announced an end date for MH370 search as the fourth anniversary draws near.

Box at the centre of "sunken treasure" speculation is revealed.