Radio 1 breakfast show host Greg James is to present a Saturday morning series for BBC Radio 4 called Rewinder.
Former Radio 1 breakfast newsreader makes switch to join Zoe Ball from next week.
BBC Sounds has been officially launched at an event at London's Tate Modern, with the Director-General promising it would support a whole new generation of talent.
BBC Radio 1 news presenters Tina Daheley and Chris Smith are understood to be coming off air after more than 20 years of combined service to the station.
The BBC has announced plans for new music studios in east London, which means the famous Maida Vale studios - home to many live radio performances - will close.
Radio 1's new breakfast presenter Greg James has finished off a big week for him by announcing on Instagram that he's engaged.
Chris Evans will present a live Saturday morning show from Windsor, while Radio 4 and 5 live team up for commentary of the wedding.