Wallace and panellists Dr Ella Henry and Mark Knoff-Thomas hear from economist Tony Alexander about why the New Zealand housing market has gone from the fear of missing out to the fear of paying too much.

They talk to food waste consultant Kaitlin Dawson about the Spanish Government's move curb food waste and what is happening here in Aotearoa.

And finally they talk to one of New Zealand's top food microbiologists Dr John Brooks about why the humble kitchen sponge might be doing more harm than good.