John Mainstone

Longest experiment finally delivers

A man who spent five decades monitoring the longest-running lab experiment died eight months before it finally delivered results.

Death-by-asteroid odds jump

11:09am The chance of a city-killing asteroid striking Earth is higher than scientists previously believed.

This iceberg's bigger than Taupo

Scientists are watching an iceberg bigger than NZ's largest lake as it slowly moves to sea.

How teen stowaway survived

Probably by going into "suspended animation", a strange, frozen state that's about as close you can get to death without dying.

Graphene created in blender

Scientists create high-quality graphene sheets using a kitchen blender and dishwasher detergent.

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In Our Nature, with Nicola Toki

The cost of losing nature

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