Rachel Riley has been temporarily replaced on Countdown by a tattooed YouTube mathematician who teaches equations in his underwear. Dr Tom Crawford, known for his Tom Rocks Maths channel on the ...

Rachel Riley had some tragic news to share with fans.

TV star Rachel Riley has lifted the lid on what one of her famous co-star's is like behind the camera. The maths whizz has made a name for herself on Countdown and its comedy spin-off 8 Out of 10 Cats ...

A Countdown contestant has shared a behind the scenes secrets about how rude words are handled.

Rachel Riley is an English television presenter, and is best known for co-hosting Channel 4's daytime puzzle show, Countdown. The maths graduate also features on the show's popular comedy spin-off, 8 ...