A shark that swam from New Zealand to Fiji has returned home for Christmas, rounding off an 11,000km odyssey and amazing the scientists who tracked her journey.

Editorial: Russel Norman is absolutely right to say that scientists must be free to perform their academic duty to report environmental degradation.

Taupo's mayor has criticised the response to Mt Tongariro's eruption this week, calling it an overreaction and saying we need to "learn to live with a live volcano".

After Mt Tongariro spewed ash into the sky, scientists are closely watching its potentially more destructive neighbour Mt Ruapehu.

A blood test to determine how fast someone is ageing has been shown to work on a population of wild bird.

What's the state of play with Ruapehu, as we speak?

Grant helps Auckland scientist to dig deeper into complex disorder.

Cabinet minister Steven Joyce has announced the name of his soon-to-be-established Advanced Technology Institute - "Callaghan Innovation".

Mandatory emissions standards for new vehicles and an electrical "smart grid" are among a raft of ways New Zealand could tap into a global green economy.

New business innovation institute will be named after the late Sir Paul Callaghan.

Genome sequencing is “revolutionising” medicine, but could also impact on how society deals with criminals with a genetic predisposition towards violence.

The product developed with the company Flyhidrate consists of three different coloured drinks, designed to be consumed at different stages of a long-haul flight.