Nanotubes...nanobots...nanonachos?! Terms you may have heard but what do they mean and what do they do? We asked Maia Mombrú a graduate student in chemistry at Universidad de la República de Uruguay in Montevideo.

She tells us about nanotubes in nature making butterflies bluer than blue, and in our TVs making screens brighter than bright. In her own research she is making these tiny particles to develop safer ways of delivering radiotherapies.

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