Which was Katherine's favourite Olympic Games? Why do they love rowing? Send us your questions for silver medalists Grainger and Thornley!
Top French court rules to temporarily stop the ban on 'burkini' swimsuits
A newly discovered ancient species of tiny lion which lived 18 million years ago has been named after Sir David Attenborough.
Martin has got all of your top stories this Friday morning.
Newsround caught up with medal-winning swimmer Adam Peaty to talk about his Olympic success.
Adam the elephant keeper shares his top facts about Kate the elephant he looks after at the zoo.
Burkinis have been in the news because they have been banned on some French beaches - here's our guide to what you need to know.
Scientists have discovered a planet close to Earth that could be capable of supporting life.
Fresh from winning their first ever Olympic gold at Rio, the Team GB hockey team meet some kids who could be the next generation of superstar players.
Olympic diving champions Chris Mears and Jack Laugher might be synchronised in the diving pool, but how well do they know each other out of the water?