New Zealand Defence Force personnel are gearing up for a gruelling military endurance race this weekend.

The Twin Peaks Battle Tab event requires entrants to carry small arms and enough equipment to survive for 24 hours in battle conditions.

And competitor Captain Keryn Robertson joins us now to talk about it.

Two Otago scientists at the forefront of marine biology research in New Zealand have been jointly awarded the inaugural John Morton Medal.

It was given out by the New Zealand Marine Science Society at a gala dinner earlier this week, and one medal recipient, Professor Liz Slooten, joins us now to talk about it.

Rising interest in sustainable energy practices is at the centre of one charitable group's heart.

The Blueskin Resilient Communities Trust is facilitating sustainable resource use, and manager Scott Willis joins us to talk about it.

More than 100 Nobel laureates have signed their name to an open letter challenging Greenpeace to end its opposition to genetically modified food.

It's a move that's being welcomed by Genetics Otago director Peter Dearden and he joins us now to talk about it.