Will artificial intelligence replace lawyers in the future? The team learns about a new, chat-bot style bit of tech that fights your legal battles for you, and is about to be tested in a real court room. But is it ethical, or even legal?

Gibbons love to sing, but what we’ve just learnt is male and female gibbons also enjoy belting out synchronised musical duets. The team plays some of these delightful sounds, and finds out what this tells us about the evolution of rhythmic capabilities in humans.

There’s good news for those of us who are getting on a bit. The team finds out about the very welcome news that some parts of our brains actually speed up when we age.

Wind turbines today are already pretty massive - some as high as 250 metres tall. But a new type of turbine has been dreamt up that would rival the tallest skyscrapers. The team discusses the type of engineering that will go into this mega wind turbine, if its inventor can find the $1 billion needed to fund its creation.

Stories passed down through aboriginal cultures may provide a roadmap on how to survive the current climate crisis. The writer and theatre-maker David Finnigan speaks to Cassie Lynch, a descendant of the Noongar people of Australia, who’s been studying their storytelling tradition. She reveals ancient knowledge from thousands of years ago, usually only shared among indigenous people.

On the pod are Rowan Hooper, Penny Sarchet, Madeleine Cuff and Matt Sparkes. To read about these subjects and much more, you can subscribe to New Scientist magazine at newscientist.com.

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