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 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 star Rachel Riley has become a web sensation after a throwback clip of her going bra-less began circulating online. The maths whizz was left looking a little over-exposed during the 2015 ...

The BBC has denied Rachel Riley’s claims thatStrictly Come Dancing is “fixed”. Riley, who appears on Channel 4 series Countdown, appeared on the dancing competition in 2014. She was paired with ...

Television personality Rachel Riley has opened up about what one of her renowned co-stars is truly like when the cameras stop rolling. The mathematics expert has established herself as a household ...