Rachel Riley is set to be temporarily replaced on Countdown by mathematician Dr Tom Crawford, as she takes a brief hiatus ...

EXCLUSIVE: Countdown star Rachel Riley shared her thoughts on leaving the Channel 4 show just days before it was announced ...

Mathematician Dr. Tom Crawford will fill in Rachel Riley's role on Countdown while she takes a break from the show.

Mathematician Dr Tom Crawford will stand in for Rachel Riley on Channel 4’s Countdown while she takes a short break to work ...

Countdown's Rachel Riley will be temporarily replaced by YouTube math star, Dr Tom Crawford.It was announced that Riley, ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

Dr Crawford, who is a friend of Riley's and has spent time with her to learn the ropes, began filming in December. He will be ...

Dr Tom Crawford’s videos of himself teaching equations in his underwear have helped him attract more than 200,000 subscribers ...

Rachel Riley, 39, is urging people to be clued up on their bodies, after losing a friend who showed no obvious signs of ill ...

Mathematician Dr Tom Crawford will stand in for Rachel Riley on Channel 4's Countdown while she takes a short break to work ...

Rachel Riley is set to be temporarily replaced on Countdown by mathematician Dr Tom Crawford. The maths whizz will take a ...

EXCLUSIVE: Rachel Riley shared her thoughts on leaving Channel 4 show Countdown, days before it was announced she will be ...