RACHEL RILEY – who rose to fame on Countdown - admitted that she needed a “lie down” after she talked contestants through a tricky maths sum on a recent episode of the popular Channel 4 show. Rachel ...

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 ...

Mathematician Dr Tom Crawford will stand in for Rachel Riley on Channel 4’s Countdown while she takes a short break to work on another project, it has been announced. Dr Crawford is well-known for his ...

HOLLY Willoughby joked that Rachel Riley’s job is safe on Countdown after an awkward blunder on I’m A Celebrity last night. The host struggled to move one of the scores on the board during the ...

Robinson, 76, will debut as the show's first female host at the end of June, joining maths whizz Rachel Riley and dictionary corner lead Susie Dent. A photo of the three women together has been ...

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 ...