# What makes Ruapehu tick, and boom

An episode of [Our Changing World](https://invisiblenetwork.ai/podcast/208013620), 20 Oct 2025, 27 min.

Audio: https://flex.acast.com/media.rnztools.nz/rnz-kete-oro-prod/video/private/ac_mp3,af_48000,br_192k,f_mp3,fl_attachment/v1760903525/audio/ocw/ocw-20251021-0500-what_makes_ruapehu_tick_and_boom.mp3

It’s been 30 years since a dramatic series of eruptions at Mount Ruapehu. In that time, there have been great advances in monitoring and modelling volcanoes – but we still can’t look inside a volcano to see exactly what’s going on. Claire Concannon heads to Wairakei, near Taupō, to meet researchers working on the next best thing: recreating Ruapehu’s eruptions in the lab. Sign up to the Our Changing World monthly newsletter for episode backstories, science analysis and more. In this episode:… Go to this episode on rnz.co.nz for more details

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