Our Changing World

Electronic tags used to measure the survival of spinetail devil rays released after being caught by tuna fishing boats have revealed long journeys to the tropics and deep dives Read more Audio

Geologist Malcolm Laird and surveyor Peter Otway reminisce during the 2014 IceFest about their early visits to Antarctica in the 1960s Read more Audio

New Zealand and Italian researchers have confirmed that Type C killer whales from Antarctica travel to and from northern New Zealand Read more Audio, Gallery

The University of Otago SWIFT study is following 250 people for 2 years as they try popular diet and exercise programmes such as the Paleo diet, the 5:2 fasting diet, and high intensity exercise. Read more Audio

As NASA's Curiosity rover discovers liquid water on Mars, astrophysicist Duncan Steel discusses what that might mean for life on Mars. Read more Audio

Understanding physics and material engineering are as important as artistic skill in a technology that spans false teeth, prostheses and forensic investigations Read more Audio

Marine scientists in New Zealand make a significant contribution to a global register of marine life. Read more Audio, Gallery

A new report says that the threat to public health from climate change could undermine advances made over the past 50 years. Read more Audio

Scientists discover that Antarctica and the Southern Ocean harbour a surprisingly rich and expansive biological diversity. Read more Audio

A team of marine geologists deploy multibeam echo-sounding technology to map the seabed around Kapiti Island, north of Wellington. Read more Video, Audio

Over the last decade secondary school students have measured the chemical and microbiological health of Otago Harbour Read more Audio

An implantable device is being developed to measure intracranial pressure in children who have hydrocephalus or "water on the brain" Read more Audio