Science

The world's food sources are under pressure, from climate change, population growth and an over-reliance on a few key crops - rice, maize and wheat. If one of these crops were to fail we'd be in… Audio

Nasa scientists have confirmed the presence of liquid water on Mars. They say it's not the dry, arid planet that they thought in the past, and it's excited some of our scientists here. Audio

Dr. Carin Bondar is a Canadian biologist, writer, presenter and a science geek. Her research involves how human sex compares to that of beasts in the natural world. Carin Bondar is a biologist with a… Audio

Nasa scientist have just confirmed the presence of liquid water on Mars raising the prospect that traces of life will be found in what was previously thought to be an arid inhospitable environment. Audio

Nasa says liquid water is almost certainly present on Mars. Audio

Prof. Mark Apperley from University of Waikato spreads out the silicon chips to expose how computers switch us on. This time how we switch on computers. In fact Mark and Bryan talk about the whole… Audio

Leto Xavier is a Canterbury raised, Wellington based painter and multi-media artist. He has used his paintings to express his passion for physics and astronomy, as well as his struggles relating to… Audio, Gallery

Professor Marc Lewis is a former drug addict, who recovered and now specialises in addiction. His latest book, The Biology of Desire: Why Addiction is not a Disease, has divided the medical… Audio

Experts argue that we are living in the age of the Anthropocene - the epoch when humanity has irrevocably altered the planet. Predictions of climate change impacts are dire - mass extinction of… Audio

The Anthropocene is a geological term which refers to the era in which human activity on earth begins to impact eco systems globally in an irrevocable and very measurable long term manner. Kim Hill… Audio

Senior astronomer and Director of the Center for SETI Research at the SETI Institute, Mountain View, California. Seth Shostak is coming to New Zealand as a guest speaker at the Aoraki Mackenzie… Audio

At the start of daylight savings for this summer season we look at the challenges of measuring time and the tricky hurdle of leap seconds. Audio

Have you noticed that some of us suffer way more than others when infected with the flu bug? No, this is not about gender but genes! There's a genetic reason why some of us get sicker than others when… Audio

Dr Chris Smith of The Naked Scientists with the latest science news. This week, the device allowing a paralysed man to walk again, a study into 3D printing which could revolutionise surgery, and why… Audio

The science journalist, TV presenter and bestselling author Dr Michael Mosley has been putting himself through a barrage of medical tests to make his new BBC documentary 'Are Health Tests Really a… Audio

Menopause science; what causes it and why does it happen? With menopause specialist Dr Bev Lawton of the Women's Health Research Centre at the University of Otago. Audio

The logic of sacking scientists researching greenhouse gases is being questioned, in light of the government's insistence the solution to rising emissions will be found through scientific innovation.

Neuroscientist pin-points what makes a song uplifting. Audio