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 ...

COUNTDOWN'S Rachel Riley went to war with co-star Susie Dent today after the lexicographer slammed her numbers round. In a comical clip posted on Instagram, the 31-year-old engaged in a lightsaber ...

Rachel first joined Countdown in 2009, taking over from Carol Vorderman RACHEL Riley has been temporarily replaced on Countdown – by a YouTube star. The Channel 4 words and numbers show will undergo ...

Countdown presenter Rachel Riley has opened up about her co-stars Jimmy Carr and Susie Dent in a candid podcast interview about working with some of comedy's biggest names ...

Countdown star Rachel Riley shared some insights into her famous colleagues as she revealed the hidden side to one who she praised as "one of the smartest people I know" ...

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 is set to take a brief hiatus from Countdown, with mathematician Dr Tom Crawford stepping in as her temporary replacement. The Channel 4 show will see Dr Crawford, a close friend of Riley ...

Rachel Riley joked that her drink choice on a night out in Dublin offended locals(Image: (Image: Getty)) Rachel Riley has jokingly revealed that she once committed ...