RACHEL Riley has been temporarily replaced on Countdown – by a YouTube star. The Channel 4 words and numbers show will ...

Rachel Riley replaced by 'brilliant mathematician' on Countdown - Riley is taking a short break from the Channel 4 show ...

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

Channel 4 has confirmed Rachel Riley will be replaced on Countdown while she takes a break, but who is the new host? Riley first took over presenting duties in 2009 from Carol Vorderman, who appeared ...

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

COUNTDOWN has had a classic moment where a rude word was spelled out – leaving Rachel Riley blushing. The Channel 4 show has been prone to a racy word or two over the years. And during ...

Rachel Riley is calling for greater awareness around basic health knowledge, following the tragic loss of a loved one. The Countdown presenter's friend was only 34 when he died from an unnoticed ...

Rachel Riley is urging people to be aware of their numbers when it comes to basic health knowledge, following the loss of her friend. The Countdown host's pal was just 34 when he died from an ...

Countdown presenter and former Strictly star Rachel Riley has revealed that she blocked 1,500 online trolls, as she started a campaign not to share social media abuse. She has now spoken out about ...

The celebrity is famous for being a co-presenter on Countdown on Channel 4 and The Gadget Show on Channel 5. Rachel Riley also took part in Strictly Come Dancing. See today's front and back pages ...

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

The camera then panned to Rachel ... appear on Countdown, and is an octochamp. An octochamp is a contestant who has won all eight of their heat games. Appearing on series 69 back in 2013, Jen ...