“It launched like a rocket and landed like a plane!” Series three of “13 Minutes Presents” turns its attention to the Space Shuttle programme, beginning with the Columbia project in 1981. We hear your thoughts on this ten-part documentary and are joined by its presenter and producer. Plus a listener asks if Artificial Intelligence is dominating science and technology programmes, whilst another turns the spotlight onto its financial reporting.

Presenter: Rajan Datar Producer: Howard Shannon A Whistledown production for BBC World Service

There is a new series of the podcast Untold Legends. This time the focus is one of Hollywood’s golden-age stars Hedy Lamarr. We hear your comments and speak to the show’s presenter. Plus, the annual BBC Global Audience Measure figures have been release. So what do they reveal about who is listening to what and where?

Presenter: Rajan Datar Producer: Howard Shannon A Whistledown production for BBC World Service

Part two of our conversation with a senior BBC executive about the switch from BBC Sounds to using a new BBC app and BBC.com for international listeners. Among the questions listeners ask is the subject of paying a subscription - might that give access to what used to be available before? And we get the definitive answer as to how to keep listening to the World Service now the switchover is complete.

Plus a listener gives us his critique of the BBC Eye investigation The Battle for Bangladesh.

Presenter Rajan Datar Producer Howard Shannon A Whistledown Production for the BBC World Service

For users outside the UK, the BBC Sounds app is now no longer available, as many of you have been in touch about. It's been replaced by a new BBC app. But how are you finding it? Is it user-friendly? And just why did Sounds end?

We air your feedback and we’re joined by a senior executive, one of the team responsible for the switch.

Presenter: Rajan Datar Producer: Howard Shannon A Whistledown production for BBC World Service