Christine Evans investigates how well or badly we are tackling a rising tide of sexual health problems, such as infections among all ages and teenage pregnancies.

News, sport, weather and travel information with Oliver Hides and Bethan Rhys Roberts.

The guests are Dr Lyn Evans, designer of the Hadron Collider; Rick Wynne, the New York policeman now living and working in Bangor; and orchid expert Chris Channon.

Jason Mohammad introduces listener debate on the top stories of the day.

With Carol Vorderman, who presents The Pride of Britain Awards; more about First Click; and Ireland under-20s coach Mike Ruddock.

Drivetime news, sport, weather and travel with Peter Johnson and Sarah Dickins.

Adam Walton is in Switzerland to meet Dr Lyn Evans, the Welshman behind the Large Hadron Collider, the huge atom-smasher under the Swiss-French border.

Odette performs her new single live in the studio, and there's website and technology news with Sharif Shawan.

Join the club for music and chat.

BBC Radio Wales joins the BBC World Service for a selection of news and current affairs, science and arts programmes to take you through the night.