Science commentator Dr Allan Blackman joins Kathryn with three new studies. One looked at how Roman wine tasted, challenging the notions that it wasn't great. The greatest solar flare recorded in history hit Earth in 1859, but evidence of it has been elusive - until now. And sticking with bright things, scientists have identified the origin of the BOAT - the brightest cosmic explosion since the Big Bang.
Allan Blackman is a Professor of Chemistry, School of Science, Auckland University of Technology.
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