This week on the Tuesday Wire, Joel Rindelaub joined Casper and Milly over the phone for Dear Science.

Casper spoke to National's Shane Reti about political polarisation as well as Geoffrey Miller from the Democracy Project about Jacinda Ardern's foreign policy legacy.

And Milly talked to Lachie Scarsbrook about the discovery of a new ancient gecko and UoA's Chris Pook about new Kawakawa research and usage.