Math whiz Rachel Riley is temporarily leaving Countdown to pursue another project, with a new host stepping in to handle her ...

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

TV PRESENTER Rachel Riley has announced she will be taking a short break from Countdown. The show’s co-presenter, 39, has ...

Maths expert and TV presenter Rachel Riley is set to take a ‘short break’ from Countdown – with Dr. Tom Crawford stepping in ...

Rachel Riley is temporarily stepping down from Countdown while she focuses on another project, with newcomer Dr Crawford ...

Rachel Riley will be replaced on Channel 4 show Countdown by a pal as the mathematician takes time away from her usual role ...

A former Countdown contestant has revealed the show is much harder than it looks due to one "annoying" hidden feature most ...

An Oxford and Cambridge university lecturer and YouTuber has made his debut on TV quiz Countdown. Dr Tom Crawford, who has ...