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 has issued a playful warning to Countdown producers should they ever want her to leave the show. The 39-year-old mathematician is currently on a short break from the programme to focus on ...

Rachel Riley appears to have taken aim at Countdown co-host Anne Robinson following the latter's announcement that they will be departing the game show later this year. Riley shared an Instagram post ...

Rachel Riley’s Countdown replacement has been confirmed as the presenter steps away from the daytime game show for three weeks. The 39-year-old mathematician joined the Channel 4 show in 2009 as a ...

Countdown's latest presenter and The Weakest Link legend Anne Robinson has responded to claims that she and maths whiz Rachel Riley have clashed behind the scenes. Rumours of tension between the two ...