On an island full of trees, there can only be one that is the tallest. How did researchers in Taiwan manage to find the tallest tree in East Asia?

This week, Jonathan Webb finds this out by speaking to Dr Rebecca Hsu, the lead researcher behind the project to find The Heaven Sword.

You can binge more episodes of the Lab Notes podcast with science editor and presenter Jonathan Webb on the ABC Listen app (Australia). You'll find episodes on animal behaviour, human health, space exploration and so much more.

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Featuring:

• Dr Rebecca Hsu, Taiwan Institute of Forestry

Further information:

The journey of finding the tallest tree in Formosa Taiwan

Finding and saving the world's biggest trees before they disappear

This episode of Lab Notes was produced on the lands of the Gadigal, Ngunnawal and Ngambri people.