This week we talk air fryers, kosher salt and whole-wheat bread.

Quiz master Jack Waley-Cohen is back with his Sunday Morning question.

Motorsport expert and former McLaren F1 team member Bob McMurray joins Jim to discuss the pressure Lawson is facing and what his chances are in Shanghai.

Dr David Jablonski, professor of geophysical sciences at the University of Chicago, joins Jim to talk about what might be left if Earth becomes seemingly 'uninhabitable'.

F1 commentator Laura Winter is in Melbourne for the season-opening race and joins Jim to discuss Liam Lawson's chances of success.

Wellington-based author Rodney Strong joins Jim to talk about this latest book, Three Dogs, Two Murders and a Cat.

A John Hopkins study of nearly 90,000 adults showed as little as 35 minutes of moderate to vigorous physical activity per week can reduce dementia risk in older adults.

A meta-analysis looking at 74 studies from around the world claims to have found a correlation between fluoride exposure and children's IQs. Professor Jonathan Broadbent joins Jim to discuss the findings.

Dr Richard Webby has been keeping a careful eye on the wave of influenza cases in the Northern Hemisphere and speaks to Jim about what might be in store for us this winter.

New Zealander Tamara Singer lives more than 150 kilometres into the Arctic Circle in Norway's Lofoten Islands. S