Science

Google's Loon project aims to deliver internet access to remote areas, but the balloons are also helping scientists to study changes in the stratosphere. Audio

A biologist is asking citizen scientists to help identify thousands of photos of introduced predators taken by remote cameras Audio

Two new studies report a decline in sperm quality in older males, and poor breeding success as a result of inbreeding in little spotted kiwi populations Audio

Drinking two sugar probes is a common test to measure the leakiness of the gut but research by Ivana Sequeira has improved it Audio

Wild robins are the perfect subjects for a study looking at how smart birds are, and whether being smart helps them raise more chicks Audio

New Zealand fish with Stella McQueen, self-confessed native fish geek, author and field worker. Find out how you can best see New Zealand's native fish for yourself. Audio

Space scientists say they have uncovered new evidence suggesting there may have once been life on Mars. Audio

It's nearly 50 years since Marlborough whalers J. A. Perano and Company harpooned their last whale in New Zealand waters. Peter Perano reflects on what it was like to be a third generation whaler… Audio

Dr Chris Smith with science news and recreating the chemical building blocks of life using a laser in the lab. Audio

Dunsandel engineer, concluding his discussion of solar photovoltaic energy, and answering questions from listeners. Audio

Principal Scientist, Marine Ecology, at NIWA Taihoro Nukurangi, and is one of the scientist advisors to the Sea Change Stakeholder Working Group. Audio

Chair of Sea Change Tai Timu Tai Pari, a partnership led by mana whenua and central and local government to create a marine spatial plan for the Hauraki Gulf by June 2015. Audio

Simonyi Professor for the Public Understanding of Science and Professor of Mathematics at the University of Oxford, and author, who is visiting New Zealand as 2014 Distinguished Speaker for the Royal… Audio

In this programme, recorded in 2004, Veronika Meduna joins University of Otago archaeologist Charles Higham and his team during excavations in Cambodia. Audio