American scientists swooped over New Zealand yesterday to take measurements of greenhouse gas levels in the atmosphere.

Barack Obama has a vision of a fundamental US energy makeover, moving from fossil fuels such as coal and oil to renewable sources including solar and wind.

I'll never forget the moment I arrived at Auckland airport from South Korea about 15 years ago.

A massive iceberg spotted southwest of New Zealand by scientists working on Macquarie Island could be moving closer.

70 million-year-old prints are the first dinosaur footprints recognised in New Zealand and the first evidence of dinosaurs in the South Island.

AgResearch plans to grow genetically modified grass created to cut the greenhouse gases produced by cows.

We invented the commercial bungy and, arguably, the aeroplane, but a recent study suggests New Zealand is struggling to keep up in the invention stakes.

Study shows only granddaughters are likely to benefit from having their paternal grandmothers involved in their early lives.

Tasmanian police found only one piece of forensic evidence at the crime scene: a leech, engorged with blood.

A woman was thrown out of a meeting on the North Shore's beach poisonings when she hurled objects at a Department of Conservation speaker.

A dog which died after visiting a Coromandel beach tests positive to the same toxin thought to have killed five dogs in Auckland.

A series of Herald graphics explores the science behind the tsunami that devastated Samoa.