Science

New Zealand and Italian researchers have confirmed that Type C killer whales from Antarctica travel to and from northern New Zealand 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. Audio

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

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

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

Anthropologist Wednesday Martin has examined the wealthy "stay-at-home Moms" of Manhattan's Upper East Side like any other primate group. Her book Primates of Park Avenue was written after she… Audio

The saying goes that there aren't enough hours in a day, but it seems there aren't enough seconds, with another to be added at midday today. Audio

A Dunedin man, Michael Macknight, was recently given a Queen's Honour for the science technology firm he founded in 1985. Audio

The college of midwives is rejecting calls for all pregnant women to be given vitamin D supplements to prevent their babies from getting rickets. Audio

There's a call to give all teenage girls long-lasting contraception - and for it be up to them to opt out if they don't want the birth control. Audio

Today will be one second longer as 'leap second day' sees an adjustment to time. At midday today clocks were delayed for a second. It's done to allow the Earth's rotation to catch up with atomic time… Audio

Astronomers in the south of New Zealand have seen a rare astronomical event - an occultation of Pluto - giving them their best look yet at the tiny planet. Audio

Former Mt John University Observatory superintendent Alan Gilmore raises our gaze to the bodies floating in space... (the rocket edition). The New Horizons spacecraft passes by Pluto on July 14 2015… Audio

Will we see it... or will we not? Teams of astronomers are scattered throughout the country, in the hope of catching a rare glimpse of Pluto. We know little about it, and tomorrow morning, we may only… Audio

The stories that we have told about invisibility are not stories of a technical capability but of power, desire, concealment, morality and corruption. What are these old tales of invisibility really… Audio