Traces of the rat poison, Brodifacoum, have been found in two little blue penguins that died in the Hauraki Gulf.

The gender row over South African runner Caster Semenya shows the line dividing males from females is far from clear.

The head of the Department of Conservation said rat poison drops on two Hauraki Gulf islands should be delayed over public concerns.

A new marking device that invisibly codes property could see burglars caught blue-handed.

Mutation in gene that determines individual sleep requirements explains why some people don't need much kip.

Indigenous microbes may help produce distinct Kiwi wines.