Katie O'Neill

Are we about to run out of coffee? Nearly all the 10 million tonnes of coffee beans consumed worldwide come from two plant species: arabica and robusta. Both are critically threatened by climate change. Scientists at the Royal Botanic Gardens, Kew, in London have been looking into the viability of using a new bean to save our morning cuppas. Guest: Dr Aaron Davis, Senior Research Leader of Plant Resources at the Royal Botanic Gardens, Kew Tea and Coffee Growing, Climate Change, Plants

S. Shakthidharan, aka Shakthi, is a Western Sydney playwright, author and film-maker with Sri Lankan heritage and Tamil ancestry. He exploded onto the international stage in 2019 after his debut play Counting and Cracking premiered at the Sydney Festival. Shakthi went on to win rave reviews for his follow-up plays and his memoir Gather Up Your World In One Long Breath.

The natural beauty of Western Australia's Kimberley region hides a shocking truth: the youth suicide rate in this remote part of the country is among the highest in the world. Pioneering Aboriginal researcher Professor Juli Coffin is seeking to change this with Yawardani Jan-ga, a world-first horse therapy program.