Being young and having grey hair used to be a no no, but more and more young women in their 20s are looking in the mirror and liking what they see. They're getting louder on social media and they're known as the greyfluencers. 

Also, if you could take a trip in a self-driving car, would you do it? 

And a United Nations report has found that 735 million people are going hungry across the world.

Guests: 

• Lucia Goldsmith,  Oxfam Australia
• Michael Milford, Professor of Electrical Engineering at QUT