1:10 Best song ever written: Anchorage by Michelle Shocked chosen by Andy Hamilton from Silverdale.

1:15 Critical mass:
Irene Gardiner – Reviews television shows ‘The Art of the Architect’ and ‘The Following’
Vanda Symon – Reviews author Murray Meikle’s book ‘Reconstructing Faces: The Art and Wartime Surgery of Gillies, Pickerill, McIndoe and Mowlem’
Colin Morris – Discusses Blue Nile, a three-piece band from Glasgow.
Steve McCabe – Discusses a haunting podcast, ‘Welcome to Nightvale’

2:10 Helicopter-powered motorcycle – Chris Minnee: When you think of helicopters.. chances are the first word that comes to mind is probably not 'motorcycle'. Unless you're Cambridge man Chris Minnee. A lifelong love of motorcycles combined with a career as an aircraft engineer gave Chris the idea of building a helicopter-powered motorbike from ground up. It's been a 3-year-long labour of love and while the bike is not quite road ready it will be the centrepiece of the Classic Motorcyle Club's annual swap and meet show this weekend

2:20 A sailing pumpking – Tim Harris: If you happen to be out for a stroll in the Hamilton gardens this afternoon you may well be privy to what might be a 'first' in the record books an inaugral sailing of a pumpkin. Morrinsville dairy farmer Tim Harris has spent months cultivating the giant pumpkin that he plans to row across Turtle Lake this afternoon. He's spent the last hour hollowing it out and he's about to test its sail-worthiness.

2:30 Reading - We Will Not Cease part twelve: The First World War officers attempting to make Archibald Baxter obey military orders found themselves running out of ideas after a time in France. They had beaten him up with their fists, threatened him and left him in an ammunition dump during enemy artillery shelling without weakening his resolve. What's more, he had the respect most of the soldiers he was spent his days and nights with. So the officers decide to send him up to the Front Lines,  which is what he described in yesterday's episode of "We Will Not Cease". But today brings a new challenge as the troops are withdrawn again.

2:45 Feature album: I Never Loved a Man the Way I Love You (1967) by Aretha Franklin.

3:10 A journalist and a murderer - Walter Kirn: Would you know it if your friend is a murderer? "Blood Will Out: The True Story of Murder, a Mystery and a Masquerade, is a new book by  Walter Kirn. It's about  his 10-year friendship with a man he thought was a member of the Rockefeller family but turned out to be a con artist convicted of murdering dismembering and burying a man in a California backyard.

3:30 Science and environment stories: Stories from Our Changing World.

They may be microscopically small but pollen grains are a powerful scientific tool.  They can help scientists visualize long-lost forests, confirm what kind of honey you're eating and solve crimes. But counting and classifying pollen grains is a highly skilled and time-consuming job, which is why Kat Holt from Massey University is very excited about a smart new machine that's learning to do the job for her.

4:06 The Panel - David Slack and Bernard Hickey: Kim Dotcom’s ‘Mega’ listing on NZ stock exchange; Flight MH370 could be ‘lost’; Warnings of migrant underclass in Australia; More parents seeking out high decile schools; Piri Weepu’s health concerns; Staff may be cut in Victoria University changes; Education Minister accused of cover-up over Kohanga Reo trust.