7:12 Exploring Fish Fossils at Foulden Maar.

Our regular freshwater ecologist, Stella McQueen has been spending some time in Otago at the Foulden Maar site.  She joins us tonight to talk about the fish fossils that have been found there and what they may have been like when they were alive.

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Photo: Stella McQueen

7:30 Song Crush

Make a cuppa, pull up the blankies, Kirsten Johnstone and the Song Crush team serve up toasty new tunes to warm you up. This week's show includes The Comet is Coming, Iron & Wine and Calexico and Jordan Rakei amongst others.

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Photo: RNZ / Pinky Fang

8:05 Matariki Stories

Rangi Matamua, Maori Astronomer and Professor at the University of Waikato.

Rangi Matamua, Maori Astronomer and Professor at the University of Waikato. Photo: Supplied Spark NZ

We continue with our series of  Matariki Stories which introduce us to a different star every night.

The stories have been developed by Maori Astronomer, Rangi Matamua, Professor at the University of Waikato and Spark and are narrated by Radio presenter, Stacey Morrison, Te Karere host, Scotty Morrison and tikanga expert, Rhonda Tibble.

Tonight we have the story of Waipuna-a-rangi,

8:10 Seed Pods

Inside the Comedian logo

Inside the Comedian logo Photo: Supplied

Richard Scott introduces us to a spoof interview show that wants to test out its guests' improvisation skills.

8:15 Dateline Pacific

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Photo: RNZ

RNZ Pacific's daily current affairs programme covering the major Pacific stories of the week, with background and reaction from the people making the news.

8:30 Window on the World

David Baker meets new business champions who want to put commerce at the centre of guaranteeing a future world that is good for everyone.

9:07 Tuesday Feature

Vaccination used to be seen as the way to rid the world of many dangerous diseases. But in recent years, attitudes have changed. Across the world, fake news, a lack of access to reliable healthcare and medical supplies, poverty, religious leaders and a mistrust of authority are all cited as reasons for vaccination numbers falling.

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Photo: 123RF

In our Tuesday Feature this week, the BBC's Health specialist Claudia Hammond dives deep into some of the cases that could be causing parents to avoid vaccinating their children.

10:17 Lately

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Photo: RNZ

Lately with Karyn Hay is a late night radio show on RNZ National, with an eye on live events, an ear for music, a great sense of humour and a genuine interest in people and their stories.

11:07 Worlds of Music

Trevor Reekie hosts a weekly music programme celebrating an eclectic mix of 'world' music, fusion and folk roots. Tonight features an interview with Anoushka Shankar, an incredibly gifted musician who was taught sitar by her father Ravi Shankar from the age of 7. Anoushka is equally a great composer and live performer who's concerts at the Auckland Town Hall and at Womad in 2018 received glowing reviews.

Anoushka Shankar - Land of Gold

Anoushka Shankar - Land of Gold Photo: Supplied

Anoushka talks to us about her music and her father Ravi Shankar … one of the greatest musicians of the 20th Century who introduced the sitar to George Harrison from the Beatles and American audiences. Besides recording music that is faithful to Indian classical music, Anushka has also been involved in a number of trans global collaborations, including recording with her half-sister Norah Jones.