Peter Dutton has floated the idea of a referendum to give politicians the power to deport dual citizens who commit serious crimes. So could it happen? 

And Mayada and Rana were teenagers when they escaped ISIS enslavement. Now they're advocating for other women trapped in the same horrific situation. 

Plus, how WA's new telescope could help us travel back in time. 

Listen now: 

01:11 - Dutton's referendum pitch

12:52 - The teens who escaped ISIS

23:25 - WA's new telescope has taken its first pics 

Guests:

• Tom McIlroy, Canberra bureau chief, Australian Financial Review  
• Susan Hutchinson, PhD candidate and researcher in women, peace and security, Australian National University 
• Dr Kat Ross, astrophysicist, Curtin University

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