Team Taniwha, from the University of Auckland, has designed and built a human-powered submarine, that has borrowed ideas from leather-jacket fish, and currently holds the world record for a non-propellor submarine.

New Zealand sea lions are the rarest sea lion in the world. They face a number of threats, including disease, food limitation and by-catch in commercial fisheries - so which threat is most important?

Veronika Meduna joins Rangitane iwi members and scientists at Wairau Bar, New Zealand's most significant archaeological site, to find out about the place and its people, who were among the first to step ashore in Aotearoa.

In the middle of the Australian outback, scientists are building the world's largest radio telescope. Veronika Meduna pays a visit.

Veronika Meduna explores the controversial idea of assisted evolution, and whether it could help scientists identify coral species that could better adapt to warming ocean temperatures and acidification.

Veronika Meduna meets wildlife geneticist Rebecca Johnson to discuss how genomics can help with efforts to protect the koala.

The New Zealand Indigenous Flora Seed Bank is collecting and storing the seeds of native plants as a long-term insurance policy to ensure the survival of species.

More than a million birds have been counted in the last nine years of the garden bird survey, and sparrows and silvereyes consistently top the rankings.

Veronika Meduna meets Kiwi scientist Tom Caradoc-Davies to find out how he uses the Australian synchrotron to work out the 3D structure of proteins to make cancer drugs more specific.

Seed-eating weevils are one of the latest biocontrol agents introduced into New Zealand to control the invasive weed, Darwin's barberry.