Kauri Tree Stump Kept Alive for Years — Miraculously?
By William Van Zyl Published October 17, 2025 Can a tree stump live for centuries without leaves? Dear reader, what do you think? Is it possible? How will it survive? Continue Reading
Māori Architecture and the Use of Colour.
By William Van Zyl (Edited – 22 December 2023) In this compact eBook, I look at colour and Māori architectural design. The resource is also useful to designers and artists Continue Reading
Sensors: Maintaining the eco-equilibrium of sensitive limestone caves in New Zealand. STEM and Digital Technologies -Programming microprocessors as sensors to improve cave sustainability (Micro:bit and MakerBot – mBot).
By William Van Zyl Thinking of the sustainability of a cave is not something that comes to mind naturally. It requires prompts: What choice of materials is best for constructing Continue Reading
A cold, dead body lays in the dark rusted belly of a coffin – tattooed from head to toe with a secret message – it floats with the will to survive. Will Davy Jones swallow it?
By William Van Zyl (2021) The cylindrical coffin rolled over – slowly. It is as if a crocodile is doing a death-roll on its prey. As it rolls over, the Continue Reading