The death of Hoki from a fungal infection brings the number of adult kākāpō to 146, while there are 77 chicks. Ep 17 of the Kākāpō Files includes a visit to Anchor Island & all the latest news.

Chromium is a transition metal that gives colour to precious jewels, the shine to your car fender and your kitchen bench, but can also be a killer. All this and more in ep 20 of Elemental with Allan Blackman from AUT.

Chromium is a transition metal that gives colour to precious jewels, the shine to your car fender and your kitchen bench, but can also be a killer. All this and more in ep 20 of Elemental with Allan Blackman from AUT.

Chlorine is the culprit in the 'case of the exploding trousers'. It is also well-known as a disinfectant and chloride ions are essential for life, but as DDT & CFCs, chlorine is bad news. Allan Blackman from AUT gives us the lowdown in ep 19 of Elemental.

Chlorine is the culprit in the 'case of the exploding trousers'. It is also well-known as a disinfectant and chloride ions are essential for life, but as DDT & CFCs, chlorine is bad news. Allan Blackman from AUT gives us the lowdown in ep 19 of Elemental.

University of Canterbury's Lava Lab, plans to drill into a volcano's magma chamber and a Curious Mind volcano drilling game for schools.

University of Canterbury's Lava Lab, plans to drill into a volcano's magma chamber and a Curious Mind volcano drilling game for schools.

University of Canterbury's Lava Lab, plans to drill into a volcano's magma chamber and a Curious Mind volcano drilling game for schools.

University of Canterbury's Lava Lab, plans to drill into a volcano's magma chamber and a Curious Mind volcano drilling game for schools.

Cerium is the most abundant rare-earth element and pops up in self-cleaning ovens, cigarette lighter flints and spectacle glass. Find out more with Allan Blackman from AUT in ep 18 of Elemental.