Our Changing World

Len Fisher reveals how - and why - Galileo calculated the dimensions of the roof of Dante's Hell, and how this led to his discovery of the laws of mechanics that engineers use to this day. Read more

Scientists at Te Papa Tongarewa are using some of New Zealand's endemic plants and DNA sequencing tools to track how genetic diversity changes during of the process of crop domestication. Read more Audio

In its latest report on climate change, the Royal Society of New Zealand lays out options for how we coudl reduce greenhouse gas emissions. Read more Audio

Satellite tagging has revealed that humpback whales that breed in Oceania socialise at Raoul Island in the Kermadecs and has shown where in Antarctica they go to feed. Read more Audio

Sediment samples collected from 6,000 - 9,000m deep in the Kermadec Trench were teeming with tiny nematode worms – over 100 new species were collected from just four samples. Read more Audio

After 35 years of counting threatened Archey's frog on the Coromandel Peninsula, Ben Bell has seen their numbers crash due to the chytrid fungal disease, and the population slowly recover. Read more Audio, Gallery

The 451 topographic maps that cover the length and breadth of New Zealand are a testament to the skills of a team of map makers at LINZ. Read more Audio

Staff at the Island Bay Marine Education Centre have played midwife to baby carpet sharks that hatched almost a year after a female shark deposited the egg cases in a tank. Read more Audio, Gallery

To understand the food webs of ponds and lakes you need to understand the personalities and lives of individual fish Read more Audio

A new report published by the Royal Society of New Zealand highlights six key climate change implications for New Zealand. Read more Audio

Mangroves have a mixed reputation, with some people thinking of them as weeds while others, including writer Kennedy Warne, value them for their ecosystem function and as a natural breakwater. Read more Audio